/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp2x6.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-24 23:19:15,358 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-24 23:19:15,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-24 23:19:15,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-24 23:19:15,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-24 23:19:15,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-24 23:19:15,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-24 23:19:15,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-24 23:19:15,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-24 23:19:15,396 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-24 23:19:15,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-24 23:19:15,398 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-24 23:19:15,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-24 23:19:15,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-24 23:19:15,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-24 23:19:15,401 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-24 23:19:15,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-24 23:19:15,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-24 23:19:15,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-24 23:19:15,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-24 23:19:15,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-24 23:19:15,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-24 23:19:15,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-24 23:19:15,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-24 23:19:15,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-24 23:19:15,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-24 23:19:15,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-24 23:19:15,421 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-24 23:19:15,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-24 23:19:15,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-24 23:19:15,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-24 23:19:15,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-24 23:19:15,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-24 23:19:15,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-24 23:19:15,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-24 23:19:15,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-24 23:19:15,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-24 23:19:15,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-24 23:19:15,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-24 23:19:15,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-24 23:19:15,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-24 23:19:15,427 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf [2021-03-24 23:19:15,459 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-24 23:19:15,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-24 23:19:15,462 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-24 23:19:15,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-24 23:19:15,462 INFO L138 SettingsManager]: * Use SBE=true [2021-03-24 23:19:15,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-24 23:19:15,462 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-24 23:19:15,463 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-24 23:19:15,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-24 23:19:15,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-24 23:19:15,464 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-24 23:19:15,464 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-24 23:19:15,464 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-24 23:19:15,464 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-24 23:19:15,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-24 23:19:15,464 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-24 23:19:15,464 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-24 23:19:15,465 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-24 23:19:15,465 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-24 23:19:15,465 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-24 23:19:15,465 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-24 23:19:15,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 23:19:15,465 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-24 23:19:15,465 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-24 23:19:15,466 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-24 23:19:15,466 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-24 23:19:15,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-24 23:19:15,466 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-24 23:19:15,466 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-24 23:19:15,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-24 23:19:15,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-24 23:19:15,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-24 23:19:15,737 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-24 23:19:15,738 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-24 23:19:15,738 INFO L432 ainManager$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 23:19:15,739 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 23:19:15,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-24 23:19:15,766 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-24 23:19:15,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-24 23:19:15,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-24 23:19:15,767 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-24 23:19:15,775 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 11:19:15" (1/1) ... [2021-03-24 23:19:15,782 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 11:19:15" (1/1) ... [2021-03-24 23:19:15,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-24 23:19:15,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-24 23:19:15,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-24 23:19:15,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-24 23:19:15,795 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 11:19:15" (1/1) ... [2021-03-24 23:19:15,795 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 11:19:15" (1/1) ... [2021-03-24 23:19:15,796 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 11:19:15" (1/1) ... [2021-03-24 23:19:15,796 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 11:19:15" (1/1) ... [2021-03-24 23:19:15,799 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 11:19:15" (1/1) ... [2021-03-24 23:19:15,802 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 11:19:15" (1/1) ... [2021-03-24 23:19:15,802 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 11:19:15" (1/1) ... [2021-03-24 23:19:15,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-24 23:19:15,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-24 23:19:15,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-24 23:19:15,807 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-24 23:19:15,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 11:19:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-24 23:19:15,858 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-24 23:19:15,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-24 23:19:15,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-24 23:19:15,860 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-24 23:19:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-24 23:19:15,860 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-24 23:19:15,861 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-24 23:19:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-24 23:19:15,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-24 23:19:15,861 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-24 23:19:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-24 23:19:15,861 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-24 23:19:15,861 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-03-24 23:19:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-03-24 23:19:15,861 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-03-24 23:19:15,862 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-24 23:19:15,994 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-24 23:19:15,994 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-24 23:19:15,995 INFO L202 PluginConnector]: Adding new model exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 11:19:15 BoogieIcfgContainer [2021-03-24 23:19:15,995 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-24 23:19:15,996 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-24 23:19:15,996 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-24 23:19:15,998 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-24 23:19:15,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 11:19:15" (1/2) ... [2021-03-24 23:19:15,998 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@346ee5a4 and model type exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 11:19:15, skipping insertion in model container [2021-03-24 23:19:15,999 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 11:19:15" (2/2) ... [2021-03-24 23:19:15,999 INFO L111 eAbstractionObserver]: Analyzing ICFG exp2x6.wvr.bpl [2021-03-24 23:19:16,003 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-24 23:19:16,005 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-24 23:19:16,005 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-24 23:19:16,034 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-24 23:19:16,045 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-24 23:19:16,058 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-24 23:19:16,058 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-24 23:19:16,058 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-24 23:19:16,058 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-24 23:19:16,058 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-24 23:19:16,058 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-24 23:19:16,058 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-24 23:19:16,058 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-24 23:19:16,064 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 54 places, 45 transitions, 122 flow [2021-03-24 23:19:16,083 INFO L129 PetriNetUnfolder]: 4/41 cut-off events. [2021-03-24 23:19:16,083 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-24 23:19:16,085 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 23:19:16,085 INFO L82 GeneralOperation]: Start removeDead. Operand has 54 places, 45 transitions, 122 flow [2021-03-24 23:19:16,088 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 48 places, 39 transitions, 102 flow [2021-03-24 23:19:16,089 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-24 23:19:16,098 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 48 places, 39 transitions, 102 flow [2021-03-24 23:19:16,100 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 48 places, 39 transitions, 102 flow [2021-03-24 23:19:16,100 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 48 places, 39 transitions, 102 flow [2021-03-24 23:19:16,109 INFO L129 PetriNetUnfolder]: 4/39 cut-off events. [2021-03-24 23:19:16,109 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-24 23:19:16,109 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 23:19:16,111 INFO L142 LiptonReduction]: Number of co-enabled transitions 756 [2021-03-24 23:19:16,277 INFO L154 LiptonReduction]: Checked pairs total: 264 [2021-03-24 23:19:16,277 INFO L156 LiptonReduction]: Total number of compositions: 13 [2021-03-24 23:19:16,279 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 191 [2021-03-24 23:19:16,289 INFO L129 PetriNetUnfolder]: 4/25 cut-off events. [2021-03-24 23:19:16,289 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-24 23:19:16,289 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:16,290 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-24 23:19:16,290 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:16,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:16,293 INFO L82 PathProgramCache]: Analyzing trace with hash -1421188788, now seen corresponding path program 1 times [2021-03-24 23:19:16,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:16,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203645082] [2021-03-24 23:19:16,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:16,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:16,381 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-24 23:19:16,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:16,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:19:16,397 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203645082] [2021-03-24 23:19:16,397 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:19:16,397 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-24 23:19:16,398 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180006174] [2021-03-24 23:19:16,403 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-24 23:19:16,403 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:16,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-24 23:19:16,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-24 23:19:16,414 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 23:19:16,415 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 23:19:16,415 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:16,415 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 23:19:16,416 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:16,508 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 23:19:16,508 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-24 23:19:16,508 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-24 23:19:16,508 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-24 23:19:16,508 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-24 23:19:16,508 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][23], [18#L29true, thread2Thread1of1ForFork1InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, thread1Thread1of1ForFork0InUse, 26#L18true, 58#true, 45#L66true, 15#L40true, 31#L52true]) [2021-03-24 23:19:16,508 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-24 23:19:16,508 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-24 23:19:16,509 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-24 23:19:16,509 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-24 23:19:16,525 INFO L382 tUnfolder$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[][22], [18#L29true, thread2Thread1of1ForFork1InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, thread1Thread1of1ForFork0InUse, 42#thread4EXITtrue, 58#true, 45#L66true, 14#thread1EXITtrue, 15#L40true]) [2021-03-24 23:19:16,525 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-24 23:19:16,526 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 23:19:16,526 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 23:19:16,526 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 23:19:16,526 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][23], [18#L29true, thread2Thread1of1ForFork1InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, thread1Thread1of1ForFork0InUse, 58#true, 45#L66true, 14#thread1EXITtrue, 15#L40true, 31#L52true]) [2021-03-24 23:19:16,526 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-24 23:19:16,526 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 23:19:16,526 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 23:19:16,526 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 23:19:16,539 INFO L382 tUnfolder$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 23:19:16,539 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-24 23:19:16,539 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-24 23:19:16,539 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-24 23:19:16,539 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-24 23:19:16,540 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][23], [18#L29true, thread2Thread1of1ForFork1InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, thread1Thread1of1ForFork0InUse, 10#L19true, 58#true, 45#L66true, 31#L52true, 15#L40true]) [2021-03-24 23:19:16,540 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-24 23:19:16,540 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-24 23:19:16,540 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-24 23:19:16,540 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-24 23:19:16,545 INFO L382 tUnfolder$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 23:19:16,545 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-24 23:19:16,545 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:16,545 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-24 23:19:16,545 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:16,545 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][23], [18#L29true, thread2Thread1of1ForFork1InUse, 36#L20true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, thread1Thread1of1ForFork0InUse, 58#true, 45#L66true, 31#L52true, 15#L40true]) [2021-03-24 23:19:16,545 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-24 23:19:16,545 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:16,545 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-24 23:19:16,546 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:16,576 INFO L129 PetriNetUnfolder]: 1372/1830 cut-off events. [2021-03-24 23:19:16,576 INFO L130 PetriNetUnfolder]: For 32/32 co-relation queries the response was YES. [2021-03-24 23:19:16,580 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 23:19:16,589 INFO L132 encePairwiseOnDemand]: 52/58 looper letters, 25 selfloop transitions, 5 changer transitions 0/38 dead transitions. [2021-03-24 23:19:16,590 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 37 places, 38 transitions, 160 flow [2021-03-24 23:19:16,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-24 23:19:16,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-24 23:19:16,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 85 transitions. [2021-03-24 23:19:16,597 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4885057471264368 [2021-03-24 23:19:16,597 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 85 transitions. [2021-03-24 23:19:16,597 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 85 transitions. [2021-03-24 23:19:16,598 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:16,599 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 85 transitions. [2021-03-24 23:19:16,600 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 23:19:16,603 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 23:19:16,603 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 23:19:16,604 INFO L185 Difference]: Start difference. First operand has 35 places, 26 transitions, 76 flow. Second operand 3 states and 85 transitions. [2021-03-24 23:19:16,605 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 37 places, 38 transitions, 160 flow [2021-03-24 23:19:16,607 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 23:19:16,608 INFO L241 Difference]: Finished difference. Result has 30 places, 30 transitions, 93 flow [2021-03-24 23:19:16,610 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 23:19:16,610 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, -5 predicate places. [2021-03-24 23:19:16,610 INFO L480 AbstractCegarLoop]: Abstraction has has 30 places, 30 transitions, 93 flow [2021-03-24 23:19:16,610 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 23:19:16,610 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:16,610 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 23:19:16,611 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-24 23:19:16,611 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:16,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:16,611 INFO L82 PathProgramCache]: Analyzing trace with hash -441097446, now seen corresponding path program 1 times [2021-03-24 23:19:16,612 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:16,612 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81070661] [2021-03-24 23:19:16,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:16,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:16,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:16,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:16,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:16,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:16,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:16,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:16,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:19:16,641 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81070661] [2021-03-24 23:19:16,642 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:19:16,642 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 23:19:16,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846605984] [2021-03-24 23:19:16,643 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 23:19:16,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:16,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 23:19:16,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 23:19:16,648 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:19:16,649 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 23:19:16,649 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:16,649 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:19:16,649 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:16,793 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 23:19:16,794 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 23:19:16,794 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 23:19:16,794 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 23:19:16,794 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:16,795 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([140] L40-->thread3EXIT: Formula: (not (< v_x3_21 v_n_13)) InVars {n=v_n_13, x3=v_x3_21} OutVars{n=v_n_13, x3=v_x3_21} AuxVars[] AssignedVars[][17], [35#L30true, 20#L65true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), 58#true, Black: 60#(and (= x4 x3) (= x2 x1)), 14#thread1EXITtrue, 30#thread3EXITtrue]) [2021-03-24 23:19:16,795 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 23:19:16,795 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 23:19:16,795 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 23:19:16,795 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:16,798 INFO L382 tUnfolder$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 23:19:16,798 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:16,798 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:16,798 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:16,799 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:16,799 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][35], [36#L20true, 4#L42true, 58#true, 11#thread2EXITtrue, 45#L66true, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 23:19:16,799 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:16,799 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:16,799 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:16,799 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:16,802 INFO L382 tUnfolder$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 23:19:16,802 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:16,802 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:16,802 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:16,802 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:16,802 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][33], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), 58#true, 45#L66true, 14#thread1EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 15#L40true]) [2021-03-24 23:19:16,803 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:16,803 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:16,803 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:16,803 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:16,804 INFO L382 tUnfolder$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 23:19:16,804 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 23:19:16,804 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:16,805 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:16,805 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:16,805 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][33], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), 4#L42true, 58#true, 45#L66true, 14#thread1EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 23:19:16,805 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 23:19:16,805 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:16,805 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:16,805 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:16,809 INFO L382 tUnfolder$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 23:19:16,809 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:16,809 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:16,809 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:16,809 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:16,810 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][33], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), 25#L41true, 58#true, 45#L66true, Black: 60#(and (= x4 x3) (= x2 x1)), 14#thread1EXITtrue, 31#L52true]) [2021-03-24 23:19:16,810 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:16,810 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:16,810 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:16,810 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:16,810 INFO L382 tUnfolder$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 23:19:16,810 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:16,810 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:16,810 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:16,810 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:16,810 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][35], [4#L42true, 26#L18true, 58#true, 11#thread2EXITtrue, 45#L66true, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 23:19:16,810 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:16,810 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:16,811 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:16,811 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:16,811 INFO L382 tUnfolder$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 23:19:16,811 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:16,811 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:16,812 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:16,812 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:16,812 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][33], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), 58#true, 45#L66true, 30#thread3EXITtrue, 14#thread1EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 23:19:16,812 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:16,812 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:16,812 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:16,812 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:16,815 INFO L382 tUnfolder$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 23:19:16,816 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:16,816 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:16,816 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:16,816 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:16,816 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][35], [4#L42true, 58#true, 10#L19true, 11#thread2EXITtrue, 45#L66true, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 23:19:16,816 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:16,816 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:16,816 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:16,816 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:16,816 INFO L382 tUnfolder$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 23:19:16,816 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:16,817 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:16,817 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:16,817 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:16,817 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][35], [4#L42true, 58#true, 11#thread2EXITtrue, 45#L66true, Black: 60#(and (= x4 x3) (= x2 x1)), 14#thread1EXITtrue, 63#true, 31#L52true]) [2021-03-24 23:19:16,817 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:16,817 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:16,817 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:16,817 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:16,818 INFO L129 PetriNetUnfolder]: 1664/2370 cut-off events. [2021-03-24 23:19:16,818 INFO L130 PetriNetUnfolder]: For 188/249 co-relation queries the response was YES. [2021-03-24 23:19:16,822 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 23:19:16,831 INFO L132 encePairwiseOnDemand]: 51/58 looper letters, 34 selfloop transitions, 10 changer transitions 0/58 dead transitions. [2021-03-24 23:19:16,831 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 34 places, 58 transitions, 247 flow [2021-03-24 23:19:16,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 23:19:16,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 23:19:16,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 194 transitions. [2021-03-24 23:19:16,836 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6689655172413793 [2021-03-24 23:19:16,837 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 194 transitions. [2021-03-24 23:19:16,837 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 194 transitions. [2021-03-24 23:19:16,838 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:16,839 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 194 transitions. [2021-03-24 23:19:16,841 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 23:19:16,842 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 23:19:16,843 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 23:19:16,847 INFO L185 Difference]: Start difference. First operand has 30 places, 30 transitions, 93 flow. Second operand 5 states and 194 transitions. [2021-03-24 23:19:16,847 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 34 places, 58 transitions, 247 flow [2021-03-24 23:19:16,848 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 23:19:16,849 INFO L241 Difference]: Finished difference. Result has 37 places, 36 transitions, 158 flow [2021-03-24 23:19:16,849 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 23:19:16,850 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 2 predicate places. [2021-03-24 23:19:16,850 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 36 transitions, 158 flow [2021-03-24 23:19:16,850 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 23:19:16,850 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:16,850 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 23:19:16,850 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-24 23:19:16,850 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:16,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:16,851 INFO L82 PathProgramCache]: Analyzing trace with hash -1809227074, now seen corresponding path program 2 times [2021-03-24 23:19:16,851 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:16,851 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678156220] [2021-03-24 23:19:16,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:16,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:16,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:16,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:16,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:16,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:16,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:16,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:16,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:19:16,869 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678156220] [2021-03-24 23:19:16,869 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:19:16,869 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 23:19:16,869 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186481040] [2021-03-24 23:19:16,869 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 23:19:16,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:16,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 23:19:16,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 23:19:16,870 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:19:16,871 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 23:19:16,871 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:16,871 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:19:16,871 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:16,994 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 23:19:16,994 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:16,994 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:16,994 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:16,994 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:16,994 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][31], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 25#L41true, 45#L66true, 14#thread1EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 79#(and (<= n x1) (<= x2 x1))]) [2021-03-24 23:19:16,994 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:16,994 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:16,994 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:16,994 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:16,995 INFO L382 tUnfolder$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 23:19:16,995 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:16,995 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:16,995 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:16,995 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:16,995 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][31], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 45#L66true, 14#thread1EXITtrue, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 79#(and (<= n x1) (<= x2 x1))]) [2021-03-24 23:19:16,995 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:16,995 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:16,995 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:16,995 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:16,998 INFO L129 PetriNetUnfolder]: 1580/2234 cut-off events. [2021-03-24 23:19:16,998 INFO L130 PetriNetUnfolder]: For 1999/2112 co-relation queries the response was YES. [2021-03-24 23:19:17,001 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 23:19:17,010 INFO L132 encePairwiseOnDemand]: 51/58 looper letters, 36 selfloop transitions, 14 changer transitions 0/64 dead transitions. [2021-03-24 23:19:17,010 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 64 transitions, 374 flow [2021-03-24 23:19:17,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 23:19:17,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 23:19:17,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 192 transitions. [2021-03-24 23:19:17,012 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6620689655172414 [2021-03-24 23:19:17,012 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 192 transitions. [2021-03-24 23:19:17,012 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 192 transitions. [2021-03-24 23:19:17,012 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:17,012 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 192 transitions. [2021-03-24 23:19:17,013 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 23:19:17,014 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 23:19:17,015 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 23:19:17,015 INFO L185 Difference]: Start difference. First operand has 37 places, 36 transitions, 158 flow. Second operand 5 states and 192 transitions. [2021-03-24 23:19:17,015 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 64 transitions, 374 flow [2021-03-24 23:19:17,020 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 23:19:17,021 INFO L241 Difference]: Finished difference. Result has 44 places, 45 transitions, 279 flow [2021-03-24 23:19:17,021 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 23:19:17,021 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 9 predicate places. [2021-03-24 23:19:17,021 INFO L480 AbstractCegarLoop]: Abstraction has has 44 places, 45 transitions, 279 flow [2021-03-24 23:19:17,021 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 23:19:17,021 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:17,021 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 23:19:17,021 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-24 23:19:17,022 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:17,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:17,022 INFO L82 PathProgramCache]: Analyzing trace with hash 269259030, now seen corresponding path program 1 times [2021-03-24 23:19:17,022 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:17,022 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615257947] [2021-03-24 23:19:17,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:17,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:17,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:17,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:17,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:17,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:17,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:17,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:17,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:19:17,081 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615257947] [2021-03-24 23:19:17,081 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:19:17,081 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 23:19:17,081 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495477904] [2021-03-24 23:19:17,081 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 23:19:17,081 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:17,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 23:19:17,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 23:19:17,082 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:19:17,082 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 23:19:17,082 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:17,082 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:19:17,082 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:17,241 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 23:19:17,242 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,242 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,242 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,242 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-24 23:19:17,253 INFO L129 PetriNetUnfolder]: 1963/2717 cut-off events. [2021-03-24 23:19:17,253 INFO L130 PetriNetUnfolder]: For 6453/6567 co-relation queries the response was YES. [2021-03-24 23:19:17,259 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 23:19:17,273 INFO L132 encePairwiseOnDemand]: 51/58 looper letters, 69 selfloop transitions, 13 changer transitions 0/102 dead transitions. [2021-03-24 23:19:17,273 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 48 places, 102 transitions, 801 flow [2021-03-24 23:19:17,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 23:19:17,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 23:19:17,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 193 transitions. [2021-03-24 23:19:17,276 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6655172413793103 [2021-03-24 23:19:17,276 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 193 transitions. [2021-03-24 23:19:17,277 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 193 transitions. [2021-03-24 23:19:17,277 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:17,277 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 193 transitions. [2021-03-24 23:19:17,277 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 23:19:17,278 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 23:19:17,278 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 23:19:17,278 INFO L185 Difference]: Start difference. First operand has 44 places, 45 transitions, 279 flow. Second operand 5 states and 193 transitions. [2021-03-24 23:19:17,279 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 48 places, 102 transitions, 801 flow [2021-03-24 23:19:17,284 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 23:19:17,286 INFO L241 Difference]: Finished difference. Result has 51 places, 55 transitions, 363 flow [2021-03-24 23:19:17,286 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 23:19:17,286 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 16 predicate places. [2021-03-24 23:19:17,286 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 55 transitions, 363 flow [2021-03-24 23:19:17,286 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 23:19:17,286 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:17,286 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 23:19:17,287 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-24 23:19:17,287 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:17,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:17,287 INFO L82 PathProgramCache]: Analyzing trace with hash -1413018305, now seen corresponding path program 1 times [2021-03-24 23:19:17,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:17,288 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528344077] [2021-03-24 23:19:17,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:17,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:17,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:17,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:17,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:17,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:17,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:17,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:19:17,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528344077] [2021-03-24 23:19:17,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:19:17,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 23:19:17,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460758706] [2021-03-24 23:19:17,321 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 23:19:17,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:17,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 23:19:17,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 23:19:17,322 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:19:17,323 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 23:19:17,323 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:17,323 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:19:17,323 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:17,432 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][84], [99#(and (<= (+ x1 1) n) (<= x1 x2)), 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 10#L19true, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 23:19:17,432 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,432 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,432 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,432 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,432 INFO L382 tUnfolder$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 23:19:17,433 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,433 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,433 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,433 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,443 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][84], [99#(and (<= (+ x1 1) n) (<= x1 x2)), 35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 23:19:17,443 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,443 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,443 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,443 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,444 INFO L382 tUnfolder$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 23:19:17,444 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,444 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,444 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,444 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,459 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][84], [35#L30true, 99#(and (<= (+ x1 1) n) (<= x1 x2)), 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 10#L19true, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 23:19:17,459 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,459 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,459 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,459 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,459 INFO L382 tUnfolder$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 23:19:17,459 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,459 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,459 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,459 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,472 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][84], [99#(and (<= (+ x1 1) n) (<= x1 x2)), 35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 23:19:17,473 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,473 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,473 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,473 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,473 INFO L382 tUnfolder$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 23:19:17,473 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,473 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,473 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,473 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,480 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [99#(and (<= (+ x1 1) n) (<= x1 x2)), 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 42#thread4EXITtrue, 10#L19true, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 23:19:17,480 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,480 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,480 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,480 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,480 INFO L382 tUnfolder$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 23:19:17,480 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,480 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,480 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,481 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,481 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][26], [99#(and (<= (+ x1 1) n) (<= x1 x2)), 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 10#L19true, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 23:19:17,481 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,481 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,481 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,481 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,481 INFO L382 tUnfolder$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 23:19:17,481 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,481 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,481 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,481 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,494 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [35#L30true, 99#(and (<= (+ x1 1) n) (<= x1 x2)), 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 10#L19true, 42#thread4EXITtrue, 76#(<= x2 x1), 45#L66true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 23:19:17,495 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,495 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,495 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,495 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,495 INFO L382 tUnfolder$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 23:19:17,495 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,495 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,495 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,495 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,503 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [66#(<= (+ x2 1) n), Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 31#L52true]) [2021-03-24 23:19:17,504 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,504 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,504 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,504 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,504 INFO L382 tUnfolder$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 23:19:17,504 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,504 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,504 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,504 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,511 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [35#L30true, 99#(and (<= (+ x1 1) n) (<= x1 x2)), 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 42#thread4EXITtrue, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 23:19:17,511 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,511 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,511 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,511 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,511 INFO L382 tUnfolder$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 23:19:17,511 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,511 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,511 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,511 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,513 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 45#L66true, Black: 76#(<= x2 x1), 18#L29true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 23:19:17,513 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,513 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,513 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,513 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,513 INFO L382 tUnfolder$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 23:19:17,513 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,513 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,513 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,513 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,519 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 31#L52true]) [2021-03-24 23:19:17,519 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,519 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,519 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,519 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,519 INFO L382 tUnfolder$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 23:19:17,519 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,519 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,519 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,520 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,531 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 23:19:17,531 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,531 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,531 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,531 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,531 INFO L382 tUnfolder$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 23:19:17,532 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,532 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,532 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,532 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,538 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 77#(<= n x1), 45#L66true, 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 94#true, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 23:19:17,538 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,538 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,538 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,538 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,538 INFO L382 tUnfolder$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[][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 23:19:17,538 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,538 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,539 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,539 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,539 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 74#true, 10#L19true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 23:19:17,539 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,539 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,539 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,539 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,539 INFO L382 tUnfolder$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 23:19:17,540 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,540 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,540 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,540 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,542 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 63#true, 31#L52true]) [2021-03-24 23:19:17,543 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,543 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,543 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,543 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,543 INFO L382 tUnfolder$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 23:19:17,543 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,543 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,543 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,543 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,547 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][84], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true, 31#L52true]) [2021-03-24 23:19:17,547 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,547 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,547 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,547 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,547 INFO L382 tUnfolder$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 23:19:17,547 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,547 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,547 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,547 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,548 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 23:19:17,548 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,548 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,548 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,548 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,548 INFO L382 tUnfolder$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 23:19:17,548 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,548 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,548 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,548 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,554 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 94#true, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 23:19:17,554 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,554 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,554 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,554 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,554 INFO L382 tUnfolder$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 23:19:17,555 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,555 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,555 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,555 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,557 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 74#true, 10#L19true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 23:19:17,557 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,557 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,557 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,557 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,557 INFO L382 tUnfolder$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[][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 23:19:17,557 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,557 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,557 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,558 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,561 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [36#L20true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 45#L66true, Black: 76#(<= x2 x1), 18#L29true, Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 31#L52true, 63#true]) [2021-03-24 23:19:17,561 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,561 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,561 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,561 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,561 INFO L382 tUnfolder$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 23:19:17,562 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,562 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,562 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,562 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,568 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][60], [97#(<= (+ x1 1) n), 4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 42#thread4EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 23:19:17,569 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,569 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,569 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,569 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,569 INFO L382 tUnfolder$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 23:19:17,569 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,569 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,569 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,569 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,569 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 23:19:17,569 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,569 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,569 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,569 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,570 INFO L382 tUnfolder$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 23:19:17,570 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,570 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,570 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,570 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,570 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 23:19:17,570 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,570 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,570 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,570 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,572 INFO L382 tUnfolder$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 23:19:17,572 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,572 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,572 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,572 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,572 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 42#thread4EXITtrue, 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 23:19:17,572 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,572 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,572 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,572 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,573 INFO L382 tUnfolder$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 23:19:17,573 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,573 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,573 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,573 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,573 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,573 INFO L382 tUnfolder$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[][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 23:19:17,573 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,573 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,573 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,573 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,573 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([108] L40-->L41: Formula: (< v_x3_3 v_n_5) InVars {n=v_n_5, x3=v_x3_3} OutVars{n=v_n_5, x3=v_x3_3} AuxVars[] AssignedVars[][22], [36#L20true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 43#L53true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true]) [2021-03-24 23:19:17,573 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,573 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,574 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,574 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,578 INFO L382 tUnfolder$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 23:19:17,578 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,578 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,578 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,578 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,578 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 63#true, 42#thread4EXITtrue, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 23:19:17,578 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,578 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,578 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,578 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,580 INFO L382 tUnfolder$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 23:19:17,580 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,580 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,580 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,580 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,580 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 63#true]) [2021-03-24 23:19:17,581 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,581 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,581 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,581 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,581 INFO L382 tUnfolder$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 23:19:17,581 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,581 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,581 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,581 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,581 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][60], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 42#thread4EXITtrue, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue]) [2021-03-24 23:19:17,581 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,581 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,582 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,582 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,589 INFO L382 tUnfolder$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 23:19:17,589 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,589 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,589 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,589 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,590 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true, 31#L52true]) [2021-03-24 23:19:17,590 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,590 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,590 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,590 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,590 INFO L382 tUnfolder$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 23:19:17,590 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,590 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,590 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,590 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,592 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [36#L20true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 31#L52true, 63#true]) [2021-03-24 23:19:17,592 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,592 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,592 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,592 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,592 INFO L382 tUnfolder$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 23:19:17,592 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,592 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,592 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,592 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,597 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][41], [99#(and (<= (+ x1 1) n) (<= x1 x2)), 4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 42#thread4EXITtrue, 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 23:19:17,597 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,597 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,597 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,597 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,598 INFO L382 tUnfolder$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 23:19:17,598 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,598 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,598 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,598 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,599 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 11#thread2EXITtrue, 77#(<= n x1), 45#L66true, 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true]) [2021-03-24 23:19:17,599 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,599 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,599 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,599 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,600 INFO L382 tUnfolder$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 23:19:17,600 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,600 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,600 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,600 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,601 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 23:19:17,601 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,601 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,601 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,601 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,601 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,601 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][27], [4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 23:19:17,601 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,601 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,601 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,601 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,601 INFO L382 tUnfolder$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 23:19:17,602 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,602 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,602 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,602 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,609 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 23:19:17,609 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-24 23:19:17,609 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,609 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,609 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,609 INFO L382 tUnfolder$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 23:19:17,609 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-24 23:19:17,609 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,609 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,609 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,610 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true, 31#L52true]) [2021-03-24 23:19:17,610 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-24 23:19:17,610 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,610 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,610 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,610 INFO L382 tUnfolder$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 23:19:17,610 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-24 23:19:17,610 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,610 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,610 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,612 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][60], [97#(<= (+ x1 1) n), 4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 23:19:17,613 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,613 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,613 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,613 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,613 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,613 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][35], [97#(<= (+ x1 1) n), 4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 63#true, 31#L52true]) [2021-03-24 23:19:17,613 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,613 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,613 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,613 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,613 INFO L382 tUnfolder$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 23:19:17,648 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,648 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,648 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,648 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,648 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][53], [4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 11#thread2EXITtrue, 77#(<= n x1), 45#L66true, 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 23:19:17,649 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,649 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,649 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,649 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,649 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,649 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][27], [4#L42true, Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 11#thread2EXITtrue, 77#(<= n x1), 45#L66true, 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 23:19:17,649 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,649 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,649 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,649 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,649 INFO L382 tUnfolder$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 23:19:17,649 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,649 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,649 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,649 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,652 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 11#thread2EXITtrue, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 94#true, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true, 31#L52true]) [2021-03-24 23:19:17,653 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 23:19:17,653 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,653 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,653 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,653 INFO L382 tUnfolder$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[][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 23:19:17,653 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 23:19:17,653 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,653 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,653 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,654 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][85], [66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 23:19:17,654 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 23:19:17,654 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,654 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,654 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,654 INFO L382 tUnfolder$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 23:19:17,654 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 23:19:17,654 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,654 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,654 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,654 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 10#L19true, 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true, 31#L52true]) [2021-03-24 23:19:17,655 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 23:19:17,655 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,655 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,655 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,655 INFO L382 tUnfolder$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 23:19:17,655 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 23:19:17,655 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,655 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,655 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,659 INFO L129 PetriNetUnfolder]: 2741/3841 cut-off events. [2021-03-24 23:19:17,659 INFO L130 PetriNetUnfolder]: For 9110/9457 co-relation queries the response was YES. [2021-03-24 23:19:17,667 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 23:19:17,690 INFO L132 encePairwiseOnDemand]: 51/58 looper letters, 61 selfloop transitions, 13 changer transitions 0/94 dead transitions. [2021-03-24 23:19:17,690 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 94 transitions, 736 flow [2021-03-24 23:19:17,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 23:19:17,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 23:19:17,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 193 transitions. [2021-03-24 23:19:17,691 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6655172413793103 [2021-03-24 23:19:17,691 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 193 transitions. [2021-03-24 23:19:17,691 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 193 transitions. [2021-03-24 23:19:17,692 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:17,692 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 193 transitions. [2021-03-24 23:19:17,692 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 23:19:17,693 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 23:19:17,693 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 23:19:17,694 INFO L185 Difference]: Start difference. First operand has 51 places, 55 transitions, 363 flow. Second operand 5 states and 193 transitions. [2021-03-24 23:19:17,694 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 94 transitions, 736 flow [2021-03-24 23:19:17,703 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 23:19:17,705 INFO L241 Difference]: Finished difference. Result has 58 places, 59 transitions, 456 flow [2021-03-24 23:19:17,705 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 23:19:17,706 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 23 predicate places. [2021-03-24 23:19:17,706 INFO L480 AbstractCegarLoop]: Abstraction has has 58 places, 59 transitions, 456 flow [2021-03-24 23:19:17,706 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 23:19:17,706 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:17,706 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 23:19:17,706 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-24 23:19:17,706 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:17,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:17,707 INFO L82 PathProgramCache]: Analyzing trace with hash 320832545, now seen corresponding path program 2 times [2021-03-24 23:19:17,707 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:17,707 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022857700] [2021-03-24 23:19:17,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:17,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:17,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:17,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:17,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:17,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:17,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:17,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:19:17,744 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022857700] [2021-03-24 23:19:17,744 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:19:17,744 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 23:19:17,744 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37243129] [2021-03-24 23:19:17,745 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 23:19:17,745 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:17,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 23:19:17,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 23:19:17,748 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:19:17,748 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 23:19:17,748 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:17,748 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:19:17,748 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:17,861 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][76], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 31#L52true]) [2021-03-24 23:19:17,861 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,861 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,861 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,861 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,861 INFO L382 tUnfolder$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 23:19:17,861 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,861 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,861 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,862 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,867 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][76], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 31#L52true]) [2021-03-24 23:19:17,867 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,867 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,867 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,868 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,868 INFO L382 tUnfolder$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 23:19:17,868 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,868 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,868 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,868 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,886 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][76], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 31#L52true]) [2021-03-24 23:19:17,886 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,886 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,886 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,886 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,886 INFO L382 tUnfolder$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 23:19:17,886 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,886 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,886 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,886 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,892 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][38], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 42#thread4EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 23:19:17,892 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,893 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,893 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,893 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,893 INFO L382 tUnfolder$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 23:19:17,893 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,893 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,893 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,893 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,893 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][28], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 23:19:17,893 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,893 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,893 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,893 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,893 INFO L382 tUnfolder$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 23:19:17,893 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,893 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,893 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-24 23:19:17,893 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,913 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][38], [96#(<= x1 x2), 65#(<= x2 x1), Black: 97#(<= (+ x1 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 84#true, 25#L41true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1))]) [2021-03-24 23:19:17,913 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,913 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,913 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,913 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,913 INFO L382 tUnfolder$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 23:19:17,913 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,913 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,913 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,913 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-24 23:19:17,932 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 65#(<= x2 x1), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 104#true, Black: 63#true, 74#true, 10#L19true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 23:19:17,932 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,932 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,933 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,933 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,933 INFO L382 tUnfolder$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 23:19:17,933 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,933 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,933 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,933 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,933 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), 104#true, Black: 63#true, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 94#true, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 23:19:17,933 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,933 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,933 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,933 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,933 INFO L382 tUnfolder$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 23:19:17,933 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,934 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,934 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,934 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,935 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 31#L52true, 63#true]) [2021-03-24 23:19:17,935 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,935 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,936 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,936 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,936 INFO L382 tUnfolder$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 23:19:17,936 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,936 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,936 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,936 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,936 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 94#true, 104#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 31#L52true]) [2021-03-24 23:19:17,936 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,936 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,936 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,936 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,936 INFO L382 tUnfolder$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 23:19:17,936 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,936 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,937 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,937 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,941 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [97#(<= (+ x1 1) n), 66#(<= (+ x2 1) n), 35#L30true, Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 94#true, 104#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 63#true, 10#L19true, 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 31#L52true]) [2021-03-24 23:19:17,941 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,941 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,941 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,942 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,942 INFO L382 tUnfolder$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 23:19:17,942 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,942 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,942 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,942 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,942 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), 104#true, Black: 63#true, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 31#L52true]) [2021-03-24 23:19:17,942 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,942 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,942 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,943 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,943 INFO L382 tUnfolder$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 23:19:17,943 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,943 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,943 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,943 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,945 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [36#L20true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), 104#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 31#L52true, 63#true]) [2021-03-24 23:19:17,945 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,945 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,945 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,945 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,945 INFO L382 tUnfolder$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 23:19:17,945 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,945 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,945 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,945 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,951 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][47], [36#L20true, 4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 104#true, 74#true, 42#thread4EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true]) [2021-03-24 23:19:17,951 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,951 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,951 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,951 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-24 23:19:17,951 INFO L382 tUnfolder$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 23:19:17,951 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,951 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,951 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,951 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,951 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][77], [36#L20true, 4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true]) [2021-03-24 23:19:17,951 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,951 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,951 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,951 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,952 INFO L382 tUnfolder$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 23:19:17,952 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,952 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,952 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,952 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,952 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 107#(<= n x2), 11#thread2EXITtrue, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 23:19:17,952 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,952 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,952 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,952 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,952 INFO L382 tUnfolder$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 23:19:17,952 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,952 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,952 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,952 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,953 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][77], [36#L20true, 4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 23:19:17,953 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,953 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,953 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,953 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,953 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,953 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][53], [36#L20true, 4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true, 31#L52true]) [2021-03-24 23:19:17,953 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,953 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,953 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,953 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,953 INFO L382 tUnfolder$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 23:19:17,953 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,953 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,953 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,954 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-24 23:19:17,955 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [35#L30true, 68#(and (<= (+ x2 1) n) (<= x2 x1)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), 104#true, Black: 63#true, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), 94#true, 30#thread3EXITtrue, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true]) [2021-03-24 23:19:17,956 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,956 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,956 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,956 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,956 INFO L382 tUnfolder$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 23:19:17,956 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,956 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,956 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,956 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,958 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][76], [99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 31#L52true, 63#true]) [2021-03-24 23:19:17,958 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,958 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,958 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,958 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,958 INFO L382 tUnfolder$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 23:19:17,958 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,958 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,958 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,958 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,961 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), 104#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 31#L52true, 63#true]) [2021-03-24 23:19:17,961 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,961 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,961 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,961 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,961 INFO L382 tUnfolder$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 23:19:17,961 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,961 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,961 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,961 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,963 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][47], [4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), 104#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true, 63#true]) [2021-03-24 23:19:17,963 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,963 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,963 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,963 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,963 INFO L382 tUnfolder$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 23:19:17,963 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,963 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,963 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,963 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,964 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][77], [36#L20true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 74#true, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 87#(<= n x3), Black: 86#(<= x4 x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 63#true]) [2021-03-24 23:19:17,964 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,964 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,964 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,964 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,966 INFO L382 tUnfolder$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 23:19:17,967 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,967 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,967 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,967 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,967 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][47], [66#(<= (+ x2 1) n), 35#L30true, 4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 104#true, Black: 63#true, 42#thread4EXITtrue, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 94#true]) [2021-03-24 23:19:17,967 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,967 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,967 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,967 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,968 INFO L382 tUnfolder$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 23:19:17,968 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,968 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,968 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,968 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,971 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][77], [4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 74#true, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 23:19:17,971 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,971 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,971 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,971 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,971 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,971 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][53], [4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 31#L52true, 63#true]) [2021-03-24 23:19:17,971 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,971 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,971 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,972 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,972 INFO L382 tUnfolder$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 23:19:17,972 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,972 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,972 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,972 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-24 23:19:17,975 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 104#true, 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), 18#L29true, Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 31#L52true, 63#true]) [2021-03-24 23:19:17,976 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-24 23:19:17,976 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,976 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,976 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,976 INFO L382 tUnfolder$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 23:19:17,976 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-24 23:19:17,976 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,976 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,976 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,976 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 74#true, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), 26#L18true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 31#L52true, 63#true]) [2021-03-24 23:19:17,976 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-24 23:19:17,976 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,976 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,976 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,977 INFO L382 tUnfolder$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 23:19:17,977 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-24 23:19:17,977 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,977 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,977 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-24 23:19:17,978 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][38], [97#(<= (+ x1 1) n), 4#L42true, Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 42#thread4EXITtrue, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 23:19:17,978 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,978 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,979 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,979 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,979 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,979 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][28], [97#(<= (+ x1 1) n), 4#L42true, Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 94#true, Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), Black: 60#(and (= x4 x3) (= x2 x1)), 63#true, 31#L52true]) [2021-03-24 23:19:17,979 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,979 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,979 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,979 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,979 INFO L382 tUnfolder$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 23:19:17,979 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,979 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,979 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,979 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,979 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] L51-->thread4EXIT: Formula: (not (< v_x4_15 v_n_15)) InVars {n=v_n_15, x4=v_x4_15} OutVars{n=v_n_15, x4=v_x4_15} AuxVars[] AssignedVars[][77], [4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 42#thread4EXITtrue, 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true]) [2021-03-24 23:19:17,980 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,980 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,980 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,980 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,980 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,980 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][53], [4#L42true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 84#true, Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 89#(and (<= n x3) (<= x4 x3)), 94#true, Black: 60#(and (= x4 x3) (= x2 x1)), 63#true, 31#L52true]) [2021-03-24 23:19:17,980 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,980 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,980 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,980 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,980 INFO L382 tUnfolder$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 23:19:17,980 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,980 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,980 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-24 23:19:17,980 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-24 23:19:17,983 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][88], [Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 11#thread2EXITtrue, 107#(<= n x2), 45#L66true, 77#(<= n x1), 14#thread1EXITtrue, Black: 76#(<= x2 x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 31#L52true, 63#true]) [2021-03-24 23:19:17,983 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 23:19:17,983 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,983 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,983 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,983 INFO L382 tUnfolder$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 23:19:17,984 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 23:19:17,984 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,984 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,984 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,984 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][79], [66#(<= (+ x2 1) n), 35#L30true, Black: 97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 104#true, Black: 63#true, 45#L66true, 14#thread1EXITtrue, 79#(and (<= n x1) (<= x2 x1)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 94#true, 31#L52true]) [2021-03-24 23:19:17,984 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 23:19:17,984 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,984 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,984 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,984 INFO L382 tUnfolder$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 23:19:17,984 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 23:19:17,984 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,984 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,984 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,985 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([115] L51-->L52: Formula: (< v_x4_8 v_n_8) InVars {x4=v_x4_8, n=v_n_8} OutVars{x4=v_x4_8, n=v_n_8} AuxVars[] AssignedVars[][76], [97#(<= (+ x1 1) n), Black: 65#(<= x2 x1), Black: 99#(and (<= (+ x1 1) n) (<= x1 x2)), Black: 94#true, Black: 66#(<= (+ x2 1) n), Black: 68#(and (<= (+ x2 1) n) (<= x2 x1)), 10#L19true, 74#true, 11#thread2EXITtrue, 45#L66true, 109#(and (<= x1 x2) (<= n x2)), Black: 76#(<= x2 x1), Black: 77#(<= n x1), Black: 79#(and (<= n x1) (<= x2 x1)), 89#(and (<= n x3) (<= x4 x3)), Black: 86#(<= x4 x3), Black: 87#(<= n x3), Black: 60#(and (= x4 x3) (= x2 x1)), 30#thread3EXITtrue, 31#L52true, 63#true]) [2021-03-24 23:19:17,985 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 23:19:17,985 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,985 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,985 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,985 INFO L382 tUnfolder$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 23:19:17,985 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-24 23:19:17,985 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,985 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,985 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-24 23:19:17,988 INFO L129 PetriNetUnfolder]: 2418/3437 cut-off events. [2021-03-24 23:19:17,988 INFO L130 PetriNetUnfolder]: For 12095/12493 co-relation queries the response was YES. [2021-03-24 23:19:17,996 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 23:19:18,014 INFO L132 encePairwiseOnDemand]: 51/58 looper letters, 58 selfloop transitions, 13 changer transitions 0/91 dead transitions. [2021-03-24 23:19:18,015 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 62 places, 91 transitions, 758 flow [2021-03-24 23:19:18,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 23:19:18,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 23:19:18,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 191 transitions. [2021-03-24 23:19:18,016 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6586206896551724 [2021-03-24 23:19:18,016 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 191 transitions. [2021-03-24 23:19:18,016 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 191 transitions. [2021-03-24 23:19:18,016 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:18,016 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 191 transitions. [2021-03-24 23:19:18,017 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 23:19:18,017 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 23:19:18,017 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 23:19:18,017 INFO L185 Difference]: Start difference. First operand has 58 places, 59 transitions, 456 flow. Second operand 5 states and 191 transitions. [2021-03-24 23:19:18,017 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 62 places, 91 transitions, 758 flow [2021-03-24 23:19:18,029 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 23:19:18,030 INFO L241 Difference]: Finished difference. Result has 64 places, 62 transitions, 512 flow [2021-03-24 23:19:18,030 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 23:19:18,031 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 29 predicate places. [2021-03-24 23:19:18,031 INFO L480 AbstractCegarLoop]: Abstraction has has 64 places, 62 transitions, 512 flow [2021-03-24 23:19:18,031 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 23:19:18,031 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:18,031 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 23:19:18,031 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-24 23:19:18,031 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:18,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:18,031 INFO L82 PathProgramCache]: Analyzing trace with hash 1714877255, now seen corresponding path program 1 times [2021-03-24 23:19:18,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:18,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221432833] [2021-03-24 23:19:18,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:18,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:18,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:18,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:18,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:18,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:18,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:18,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:18,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:19:18,079 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221432833] [2021-03-24 23:19:18,079 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:19:18,079 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 23:19:18,079 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15172766] [2021-03-24 23:19:18,079 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 23:19:18,079 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:18,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 23:19:18,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 23:19:18,080 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:19:18,080 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 23:19:18,080 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:18,080 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:19:18,080 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:18,299 INFO L129 PetriNetUnfolder]: 2256/3302 cut-off events. [2021-03-24 23:19:18,300 INFO L130 PetriNetUnfolder]: For 17132/17382 co-relation queries the response was YES. [2021-03-24 23:19:18,308 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 23:19:18,322 INFO L132 encePairwiseOnDemand]: 51/58 looper letters, 96 selfloop transitions, 15 changer transitions 0/133 dead transitions. [2021-03-24 23:19:18,322 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 133 transitions, 1364 flow [2021-03-24 23:19:18,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 23:19:18,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 23:19:18,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 194 transitions. [2021-03-24 23:19:18,323 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6689655172413793 [2021-03-24 23:19:18,323 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 194 transitions. [2021-03-24 23:19:18,323 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 194 transitions. [2021-03-24 23:19:18,323 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:18,324 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 194 transitions. [2021-03-24 23:19:18,324 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 23:19:18,324 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 23:19:18,325 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 23:19:18,325 INFO L185 Difference]: Start difference. First operand has 64 places, 62 transitions, 512 flow. Second operand 5 states and 194 transitions. [2021-03-24 23:19:18,325 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 133 transitions, 1364 flow [2021-03-24 23:19:18,337 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 23:19:18,339 INFO L241 Difference]: Finished difference. Result has 71 places, 68 transitions, 605 flow [2021-03-24 23:19:18,340 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 23:19:18,340 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 36 predicate places. [2021-03-24 23:19:18,340 INFO L480 AbstractCegarLoop]: Abstraction has has 71 places, 68 transitions, 605 flow [2021-03-24 23:19:18,340 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 23:19:18,340 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:18,340 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 23:19:18,340 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-24 23:19:18,340 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:18,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:18,340 INFO L82 PathProgramCache]: Analyzing trace with hash -355067221, now seen corresponding path program 2 times [2021-03-24 23:19:18,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:18,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111427624] [2021-03-24 23:19:18,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:18,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:18,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:18,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:18,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:18,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:18,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:18,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:18,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:19:18,368 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111427624] [2021-03-24 23:19:18,369 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:19:18,369 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 23:19:18,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413424036] [2021-03-24 23:19:18,369 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 23:19:18,369 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:18,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 23:19:18,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 23:19:18,370 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:19:18,370 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 23:19:18,370 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:18,370 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:19:18,370 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:18,579 INFO L129 PetriNetUnfolder]: 2163/3138 cut-off events. [2021-03-24 23:19:18,579 INFO L130 PetriNetUnfolder]: For 18630/18825 co-relation queries the response was YES. [2021-03-24 23:19:18,589 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 23:19:18,603 INFO L132 encePairwiseOnDemand]: 51/58 looper letters, 93 selfloop transitions, 15 changer transitions 0/130 dead transitions. [2021-03-24 23:19:18,603 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 130 transitions, 1390 flow [2021-03-24 23:19:18,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 23:19:18,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 23:19:18,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 191 transitions. [2021-03-24 23:19:18,604 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6586206896551724 [2021-03-24 23:19:18,604 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 191 transitions. [2021-03-24 23:19:18,604 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 191 transitions. [2021-03-24 23:19:18,604 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:18,604 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 191 transitions. [2021-03-24 23:19:18,605 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 23:19:18,606 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 23:19:18,606 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 23:19:18,606 INFO L185 Difference]: Start difference. First operand has 71 places, 68 transitions, 605 flow. Second operand 5 states and 191 transitions. [2021-03-24 23:19:18,606 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 130 transitions, 1390 flow [2021-03-24 23:19:18,619 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 23:19:18,622 INFO L241 Difference]: Finished difference. Result has 78 places, 71 transitions, 682 flow [2021-03-24 23:19:18,622 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 23:19:18,622 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 43 predicate places. [2021-03-24 23:19:18,623 INFO L480 AbstractCegarLoop]: Abstraction has has 78 places, 71 transitions, 682 flow [2021-03-24 23:19:18,623 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 23:19:18,623 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:18,623 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 23:19:18,623 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-24 23:19:18,623 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:18,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:18,623 INFO L82 PathProgramCache]: Analyzing trace with hash 1956557048, now seen corresponding path program 2 times [2021-03-24 23:19:18,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:18,623 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967061659] [2021-03-24 23:19:18,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:18,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:18,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:18,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:18,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:18,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:18,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:18,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:19:18,644 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967061659] [2021-03-24 23:19:18,644 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:19:18,644 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 23:19:18,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873581984] [2021-03-24 23:19:18,644 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-24 23:19:18,644 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:18,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-24 23:19:18,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-24 23:19:18,645 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:19:18,645 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 23:19:18,645 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:18,645 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:19:18,645 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:18,858 INFO L129 PetriNetUnfolder]: 1962/2907 cut-off events. [2021-03-24 23:19:18,858 INFO L130 PetriNetUnfolder]: For 20832/21015 co-relation queries the response was YES. [2021-03-24 23:19:18,867 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 23:19:18,880 INFO L132 encePairwiseOnDemand]: 51/58 looper letters, 99 selfloop transitions, 14 changer transitions 0/135 dead transitions. [2021-03-24 23:19:18,880 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 82 places, 135 transitions, 1491 flow [2021-03-24 23:19:18,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 23:19:18,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 23:19:18,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 192 transitions. [2021-03-24 23:19:18,881 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6620689655172414 [2021-03-24 23:19:18,881 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 192 transitions. [2021-03-24 23:19:18,881 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 192 transitions. [2021-03-24 23:19:18,881 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:18,881 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 192 transitions. [2021-03-24 23:19:18,881 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 23:19:18,882 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 23:19:18,882 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 23:19:18,882 INFO L185 Difference]: Start difference. First operand has 78 places, 71 transitions, 682 flow. Second operand 5 states and 192 transitions. [2021-03-24 23:19:18,882 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 82 places, 135 transitions, 1491 flow [2021-03-24 23:19:18,900 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 23:19:18,902 INFO L241 Difference]: Finished difference. Result has 84 places, 74 transitions, 741 flow [2021-03-24 23:19:18,902 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 23:19:18,902 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 49 predicate places. [2021-03-24 23:19:18,902 INFO L480 AbstractCegarLoop]: Abstraction has has 84 places, 74 transitions, 741 flow [2021-03-24 23:19:18,903 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 23:19:18,903 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:18,903 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 23:19:18,903 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-24 23:19:18,903 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:18,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:18,903 INFO L82 PathProgramCache]: Analyzing trace with hash -1806854715, now seen corresponding path program 1 times [2021-03-24 23:19:18,903 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:18,903 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906140869] [2021-03-24 23:19:18,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:18,938 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:19:18,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:18,945 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:18,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:18,958 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:18,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:18,968 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:18,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:18,984 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-03-24 23:19:18,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:18,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-24 23:19:18,987 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906140869] [2021-03-24 23:19:18,987 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [779682837] [2021-03-24 23:19:18,987 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 23:19:19,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:19,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-24 23:19:19,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:19:19,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:19,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:19,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:19,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:19,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:19,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:19:19,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:19:19,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:19:19,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:19:19,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:19,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:19,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:19,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:19,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:19,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:19,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:19,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:19,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:19,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:19,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:19,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:19,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:19,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-24 23:19:19,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:19:19,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:19:19,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 6 [2021-03-24 23:19:19,186 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87921490] [2021-03-24 23:19:19,186 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:19:19,186 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:19,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:19:19,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:19:19,187 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 23:19:19,187 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 23:19:19,187 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:19,187 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 23:19:19,187 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:19,876 INFO L129 PetriNetUnfolder]: 4138/5777 cut-off events. [2021-03-24 23:19:19,876 INFO L130 PetriNetUnfolder]: For 49850/49855 co-relation queries the response was YES. [2021-03-24 23:19:19,896 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 23:19:19,923 INFO L132 encePairwiseOnDemand]: 50/58 looper letters, 151 selfloop transitions, 46 changer transitions 0/205 dead transitions. [2021-03-24 23:19:19,923 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 205 transitions, 2493 flow [2021-03-24 23:19:19,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-24 23:19:19,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-24 23:19:19,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 235 transitions. [2021-03-24 23:19:19,924 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5064655172413793 [2021-03-24 23:19:19,924 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 235 transitions. [2021-03-24 23:19:19,924 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 235 transitions. [2021-03-24 23:19:19,924 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:19,924 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 235 transitions. [2021-03-24 23:19:19,925 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 23:19:19,925 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 23:19:19,925 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 23:19:19,925 INFO L185 Difference]: Start difference. First operand has 84 places, 74 transitions, 741 flow. Second operand 8 states and 235 transitions. [2021-03-24 23:19:19,925 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 205 transitions, 2493 flow [2021-03-24 23:19:20,001 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 23:19:20,003 INFO L241 Difference]: Finished difference. Result has 93 places, 115 transitions, 1356 flow [2021-03-24 23:19:20,004 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 23:19:20,004 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 58 predicate places. [2021-03-24 23:19:20,004 INFO L480 AbstractCegarLoop]: Abstraction has has 93 places, 115 transitions, 1356 flow [2021-03-24 23:19:20,004 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 23:19:20,004 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:20,004 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 23:19:20,222 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-03-24 23:19:20,222 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:20,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:20,222 INFO L82 PathProgramCache]: Analyzing trace with hash 1762419559, now seen corresponding path program 2 times [2021-03-24 23:19:20,222 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:20,222 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584477706] [2021-03-24 23:19:20,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:20,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:20,244 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:19:20,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:20,254 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:20,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:20,262 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:19:20,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:20,263 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:20,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:20,273 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-03-24 23:19:20,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:20,275 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 23:19:20,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584477706] [2021-03-24 23:19:20,275 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:19:20,275 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 23:19:20,275 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796267381] [2021-03-24 23:19:20,276 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 23:19:20,276 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:20,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 23:19:20,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 23:19:20,278 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 23:19:20,278 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 23:19:20,278 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:20,278 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 23:19:20,278 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:20,810 INFO L129 PetriNetUnfolder]: 4504/6290 cut-off events. [2021-03-24 23:19:20,810 INFO L130 PetriNetUnfolder]: For 57616/57642 co-relation queries the response was YES. [2021-03-24 23:19:20,833 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 23:19:20,867 INFO L132 encePairwiseOnDemand]: 50/58 looper letters, 147 selfloop transitions, 31 changer transitions 0/186 dead transitions. [2021-03-24 23:19:20,867 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 186 transitions, 2490 flow [2021-03-24 23:19:20,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 23:19:20,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 23:19:20,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 143 transitions. [2021-03-24 23:19:20,868 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49310344827586206 [2021-03-24 23:19:20,868 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 143 transitions. [2021-03-24 23:19:20,868 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 143 transitions. [2021-03-24 23:19:20,868 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:20,868 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 143 transitions. [2021-03-24 23:19:20,868 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 23:19:20,869 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 23:19:20,869 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 23:19:20,869 INFO L185 Difference]: Start difference. First operand has 93 places, 115 transitions, 1356 flow. Second operand 5 states and 143 transitions. [2021-03-24 23:19:20,869 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 186 transitions, 2490 flow [2021-03-24 23:19:20,926 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 23:19:20,928 INFO L241 Difference]: Finished difference. Result has 99 places, 141 transitions, 1780 flow [2021-03-24 23:19:20,929 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 23:19:20,929 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 64 predicate places. [2021-03-24 23:19:20,929 INFO L480 AbstractCegarLoop]: Abstraction has has 99 places, 141 transitions, 1780 flow [2021-03-24 23:19:20,929 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 23:19:20,929 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:20,929 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 23:19:20,929 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-24 23:19:20,929 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:20,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:20,930 INFO L82 PathProgramCache]: Analyzing trace with hash -88141295, now seen corresponding path program 3 times [2021-03-24 23:19:20,930 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:20,930 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144771497] [2021-03-24 23:19:20,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:20,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:20,941 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:19:20,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:20,946 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:20,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:20,953 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:20,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:20,962 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:20,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:20,970 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-03-24 23:19:20,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:20,972 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 23:19:20,972 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144771497] [2021-03-24 23:19:20,973 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:19:20,973 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 23:19:20,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817890508] [2021-03-24 23:19:20,973 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 23:19:20,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:20,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 23:19:20,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-24 23:19:20,973 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 23:19:20,974 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 23:19:20,974 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:20,974 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 23:19:20,974 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:21,659 INFO L129 PetriNetUnfolder]: 5134/7170 cut-off events. [2021-03-24 23:19:21,660 INFO L130 PetriNetUnfolder]: For 72158/72184 co-relation queries the response was YES. [2021-03-24 23:19:21,682 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 23:19:21,717 INFO L132 encePairwiseOnDemand]: 50/58 looper letters, 192 selfloop transitions, 34 changer transitions 0/234 dead transitions. [2021-03-24 23:19:21,718 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 234 transitions, 3287 flow [2021-03-24 23:19:21,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 23:19:21,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 23:19:21,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 176 transitions. [2021-03-24 23:19:21,719 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5057471264367817 [2021-03-24 23:19:21,719 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 176 transitions. [2021-03-24 23:19:21,719 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 176 transitions. [2021-03-24 23:19:21,719 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:21,719 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 176 transitions. [2021-03-24 23:19:21,719 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 23:19:21,720 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 23:19:21,720 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 23:19:21,720 INFO L185 Difference]: Start difference. First operand has 99 places, 141 transitions, 1780 flow. Second operand 6 states and 176 transitions. [2021-03-24 23:19:21,720 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 234 transitions, 3287 flow [2021-03-24 23:19:21,782 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 23:19:21,785 INFO L241 Difference]: Finished difference. Result has 106 places, 170 transitions, 2308 flow [2021-03-24 23:19:21,785 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 23:19:21,785 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 71 predicate places. [2021-03-24 23:19:21,785 INFO L480 AbstractCegarLoop]: Abstraction has has 106 places, 170 transitions, 2308 flow [2021-03-24 23:19:21,785 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 23:19:21,785 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:21,785 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 23:19:21,785 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-24 23:19:21,785 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:21,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:21,786 INFO L82 PathProgramCache]: Analyzing trace with hash -964882859, now seen corresponding path program 4 times [2021-03-24 23:19:21,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:21,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233995131] [2021-03-24 23:19:21,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:21,804 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:19:21,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:21,810 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:21,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:21,817 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:19:21,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:21,818 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:21,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:21,826 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-03-24 23:19:21,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:21,828 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 23:19:21,828 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233995131] [2021-03-24 23:19:21,829 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:19:21,829 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 23:19:21,829 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513033014] [2021-03-24 23:19:21,829 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 23:19:21,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:21,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 23:19:21,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 23:19:21,830 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 23:19:21,830 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 23:19:21,830 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:21,830 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 23:19:21,830 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:22,479 INFO L129 PetriNetUnfolder]: 5500/7677 cut-off events. [2021-03-24 23:19:22,479 INFO L130 PetriNetUnfolder]: For 83501/83527 co-relation queries the response was YES. [2021-03-24 23:19:22,504 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 23:19:22,538 INFO L132 encePairwiseOnDemand]: 50/58 looper letters, 202 selfloop transitions, 31 changer transitions 0/241 dead transitions. [2021-03-24 23:19:22,538 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 241 transitions, 3650 flow [2021-03-24 23:19:22,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 23:19:22,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 23:19:22,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 143 transitions. [2021-03-24 23:19:22,539 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49310344827586206 [2021-03-24 23:19:22,539 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 143 transitions. [2021-03-24 23:19:22,539 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 143 transitions. [2021-03-24 23:19:22,539 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:22,539 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 143 transitions. [2021-03-24 23:19:22,540 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 23:19:22,540 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 23:19:22,540 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 23:19:22,540 INFO L185 Difference]: Start difference. First operand has 106 places, 170 transitions, 2308 flow. Second operand 5 states and 143 transitions. [2021-03-24 23:19:22,540 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 241 transitions, 3650 flow [2021-03-24 23:19:22,627 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 23:19:22,630 INFO L241 Difference]: Finished difference. Result has 112 places, 196 transitions, 2786 flow [2021-03-24 23:19:22,631 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 23:19:22,631 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 77 predicate places. [2021-03-24 23:19:22,631 INFO L480 AbstractCegarLoop]: Abstraction has has 112 places, 196 transitions, 2786 flow [2021-03-24 23:19:22,631 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 23:19:22,631 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:22,631 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 23:19:22,631 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-24 23:19:22,631 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:22,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:22,632 INFO L82 PathProgramCache]: Analyzing trace with hash 1827430533, now seen corresponding path program 1 times [2021-03-24 23:19:22,632 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:22,632 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689412931] [2021-03-24 23:19:22,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:22,651 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:19:22,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,657 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:22,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:22,663 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:22,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:22,670 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:22,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:22,683 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-03-24 23:19:22,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:22,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-24 23:19:22,686 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689412931] [2021-03-24 23:19:22,686 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1707373031] [2021-03-24 23:19:22,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:19:22,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:22,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-24 23:19:22,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:19:22,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:22,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:22,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:22,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:22,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:22,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:22,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:22,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:22,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:22,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:22,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:22,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:22,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:22,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:22,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:22,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:22,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:22,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:19:22,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:19:22,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:19:22,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:19:22,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:22,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:22,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:19:22,847 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:19:22,847 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 6 [2021-03-24 23:19:22,847 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336136627] [2021-03-24 23:19:22,847 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:19:22,847 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:22,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:19:22,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:19:22,848 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 23:19:22,848 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 23:19:22,848 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:22,848 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 23:19:22,848 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:23,738 INFO L129 PetriNetUnfolder]: 6382/9011 cut-off events. [2021-03-24 23:19:23,739 INFO L130 PetriNetUnfolder]: For 100960/100986 co-relation queries the response was YES. [2021-03-24 23:19:23,773 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 23:19:23,812 INFO L132 encePairwiseOnDemand]: 50/58 looper letters, 273 selfloop transitions, 46 changer transitions 0/327 dead transitions. [2021-03-24 23:19:23,813 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 327 transitions, 4728 flow [2021-03-24 23:19:23,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-24 23:19:23,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-24 23:19:23,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 235 transitions. [2021-03-24 23:19:23,814 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5064655172413793 [2021-03-24 23:19:23,814 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 235 transitions. [2021-03-24 23:19:23,814 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 235 transitions. [2021-03-24 23:19:23,814 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:23,814 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 235 transitions. [2021-03-24 23:19:23,814 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 23:19:23,815 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 23:19:23,815 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 23:19:23,815 INFO L185 Difference]: Start difference. First operand has 112 places, 196 transitions, 2786 flow. Second operand 8 states and 235 transitions. [2021-03-24 23:19:23,815 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 327 transitions, 4728 flow [2021-03-24 23:19:23,928 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 23:19:23,933 INFO L241 Difference]: Finished difference. Result has 122 places, 237 transitions, 3346 flow [2021-03-24 23:19:23,933 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 23:19:23,933 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 87 predicate places. [2021-03-24 23:19:23,933 INFO L480 AbstractCegarLoop]: Abstraction has has 122 places, 237 transitions, 3346 flow [2021-03-24 23:19:23,933 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 23:19:23,933 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:23,933 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 23:19:24,149 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-03-24 23:19:24,150 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:24,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:24,150 INFO L82 PathProgramCache]: Analyzing trace with hash 1687891447, now seen corresponding path program 2 times [2021-03-24 23:19:24,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:24,150 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701977200] [2021-03-24 23:19:24,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:24,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:24,162 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:19:24,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:24,167 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:24,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:24,174 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:19:24,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:24,174 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:24,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:24,182 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-03-24 23:19:24,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:24,184 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 23:19:24,184 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701977200] [2021-03-24 23:19:24,184 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:19:24,184 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-24 23:19:24,185 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438540479] [2021-03-24 23:19:24,185 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-24 23:19:24,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:24,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-24 23:19:24,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-24 23:19:24,185 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 23:19:24,185 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 23:19:24,185 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:24,185 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 23:19:24,185 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:25,100 INFO L129 PetriNetUnfolder]: 6748/9541 cut-off events. [2021-03-24 23:19:25,100 INFO L130 PetriNetUnfolder]: For 110264/110290 co-relation queries the response was YES. [2021-03-24 23:19:25,146 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 23:19:25,195 INFO L132 encePairwiseOnDemand]: 50/58 looper letters, 269 selfloop transitions, 31 changer transitions 0/308 dead transitions. [2021-03-24 23:19:25,195 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 126 places, 308 transitions, 4700 flow [2021-03-24 23:19:25,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-24 23:19:25,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-24 23:19:25,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 143 transitions. [2021-03-24 23:19:25,196 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.49310344827586206 [2021-03-24 23:19:25,196 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 143 transitions. [2021-03-24 23:19:25,196 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 143 transitions. [2021-03-24 23:19:25,196 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:25,196 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 143 transitions. [2021-03-24 23:19:25,197 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 23:19:25,197 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 23:19:25,197 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 23:19:25,197 INFO L185 Difference]: Start difference. First operand has 122 places, 237 transitions, 3346 flow. Second operand 5 states and 143 transitions. [2021-03-24 23:19:25,197 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 126 places, 308 transitions, 4700 flow [2021-03-24 23:19:25,368 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 23:19:25,371 INFO L241 Difference]: Finished difference. Result has 128 places, 263 transitions, 3770 flow [2021-03-24 23:19:25,371 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 23:19:25,372 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 93 predicate places. [2021-03-24 23:19:25,372 INFO L480 AbstractCegarLoop]: Abstraction has has 128 places, 263 transitions, 3770 flow [2021-03-24 23:19:25,372 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 23:19:25,372 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:25,372 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 23:19:25,372 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-03-24 23:19:25,372 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:25,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:25,372 INFO L82 PathProgramCache]: Analyzing trace with hash 1226119553, now seen corresponding path program 3 times [2021-03-24 23:19:25,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:25,373 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92445213] [2021-03-24 23:19:25,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:25,405 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:19:25,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:25,412 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:25,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:25,418 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:25,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:25,426 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:25,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:25,434 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-03-24 23:19:25,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:25,436 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 23:19:25,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92445213] [2021-03-24 23:19:25,437 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-24 23:19:25,437 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-24 23:19:25,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954225447] [2021-03-24 23:19:25,437 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-24 23:19:25,437 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:25,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-24 23:19:25,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-24 23:19:25,437 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 23:19:25,438 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 23:19:25,438 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:25,438 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 23:19:25,438 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:26,541 INFO L129 PetriNetUnfolder]: 7378/10456 cut-off events. [2021-03-24 23:19:26,541 INFO L130 PetriNetUnfolder]: For 126419/126445 co-relation queries the response was YES. [2021-03-24 23:19:26,580 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 23:19:26,623 INFO L132 encePairwiseOnDemand]: 50/58 looper letters, 314 selfloop transitions, 34 changer transitions 0/356 dead transitions. [2021-03-24 23:19:26,624 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 356 transitions, 5499 flow [2021-03-24 23:19:26,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-24 23:19:26,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-24 23:19:26,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 176 transitions. [2021-03-24 23:19:26,625 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5057471264367817 [2021-03-24 23:19:26,625 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 176 transitions. [2021-03-24 23:19:26,625 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 176 transitions. [2021-03-24 23:19:26,625 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:26,625 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 176 transitions. [2021-03-24 23:19:26,625 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 23:19:26,626 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 23:19:26,626 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 23:19:26,626 INFO L185 Difference]: Start difference. First operand has 128 places, 263 transitions, 3770 flow. Second operand 6 states and 176 transitions. [2021-03-24 23:19:26,626 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 356 transitions, 5499 flow [2021-03-24 23:19:26,786 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 23:19:26,790 INFO L241 Difference]: Finished difference. Result has 135 places, 292 transitions, 4294 flow [2021-03-24 23:19:26,791 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 23:19:26,791 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 100 predicate places. [2021-03-24 23:19:26,791 INFO L480 AbstractCegarLoop]: Abstraction has has 135 places, 292 transitions, 4294 flow [2021-03-24 23:19:26,791 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 23:19:26,791 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:26,791 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 23:19:26,791 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-03-24 23:19:26,791 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:26,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:26,792 INFO L82 PathProgramCache]: Analyzing trace with hash -1601840151, now seen corresponding path program 4 times [2021-03-24 23:19:26,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:26,792 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542341291] [2021-03-24 23:19:26,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:26,812 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:19:26,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,817 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:26,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:26,823 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-24 23:19:26,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,823 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-03-24 23:19:26,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:26,830 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-03-24 23:19:26,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:26,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-24 23:19:26,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542341291] [2021-03-24 23:19:26,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [33694402] [2021-03-24 23:19:26,832 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 23:19:26,852 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:19:26,852 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:19:26,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-24 23:19:26,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:19:26,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:26,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:26,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:26,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:26,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:26,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:26,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:26,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:26,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:26,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:26,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:26,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:26,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:26,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:26,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:26,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:26,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:26,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:26,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:26,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:26,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:26,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:19:26,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:19:26,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:19:26,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:19:26,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:19:26,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:19:26,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:19:26,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-24 23:19:26,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:26,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-24 23:19:26,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-24 23:19:26,964 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:19:26,964 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 5] total 6 [2021-03-24 23:19:26,964 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379487842] [2021-03-24 23:19:26,965 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-24 23:19:26,965 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:26,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-24 23:19:26,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-03-24 23:19:26,965 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 58 [2021-03-24 23:19:26,966 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 23:19:26,966 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:26,966 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 58 [2021-03-24 23:19:26,966 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:28,128 INFO L129 PetriNetUnfolder]: 7744/10972 cut-off events. [2021-03-24 23:19:28,128 INFO L130 PetriNetUnfolder]: For 138487/138513 co-relation queries the response was YES. [2021-03-24 23:19:28,167 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 23:19:28,211 INFO L132 encePairwiseOnDemand]: 50/58 looper letters, 340 selfloop transitions, 33 changer transitions 0/381 dead transitions. [2021-03-24 23:19:28,211 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 381 transitions, 6086 flow [2021-03-24 23:19:28,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-24 23:19:28,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-24 23:19:28,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 197 transitions. [2021-03-24 23:19:28,213 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4852216748768473 [2021-03-24 23:19:28,213 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 197 transitions. [2021-03-24 23:19:28,213 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 197 transitions. [2021-03-24 23:19:28,213 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:28,213 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 197 transitions. [2021-03-24 23:19:28,213 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 23:19:28,214 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 23:19:28,214 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 23:19:28,214 INFO L185 Difference]: Start difference. First operand has 135 places, 292 transitions, 4294 flow. Second operand 7 states and 197 transitions. [2021-03-24 23:19:28,214 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 141 places, 381 transitions, 6086 flow [2021-03-24 23:19:28,389 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 23:19:28,394 INFO L241 Difference]: Finished difference. Result has 144 places, 320 transitions, 4817 flow [2021-03-24 23:19:28,394 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 23:19:28,394 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 109 predicate places. [2021-03-24 23:19:28,394 INFO L480 AbstractCegarLoop]: Abstraction has has 144 places, 320 transitions, 4817 flow [2021-03-24 23:19:28,394 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 23:19:28,394 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:28,394 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 23:19:28,594 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-24 23:19:28,595 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:28,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:28,595 INFO L82 PathProgramCache]: Analyzing trace with hash 753781493, now seen corresponding path program 5 times [2021-03-24 23:19:28,595 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:28,595 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824802857] [2021-03-24 23:19:28,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:28,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:28,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:28,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:28,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:28,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:28,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:28,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:28,644 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 23:19:28,644 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824802857] [2021-03-24 23:19:28,645 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [936980623] [2021-03-24 23:19:28,645 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 23:19:28,665 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-24 23:19:28,665 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:19:28,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 23:19:28,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:19:28,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:28,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:28,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:19:28,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:28,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:28,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:19:28,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:28,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:28,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:28,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:28,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:28,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:28,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:28,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:28,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:28,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:28,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:28,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:19:28,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:28,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:19:28,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:28,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:28,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:28,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:28,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:28,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:28,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:28,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:28,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:28,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:28,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:28,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:28,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:28,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:28,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:28,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:28,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:19:28,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:28,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:28,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:19:28,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:19:28,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:28,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:28,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:28,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:28,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:19:28,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:28,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:28,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:19:28,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:19:28,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:19:28,755 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-03-24 23:19:28,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:19:28,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:28,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:19:28,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:19:28,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:28,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:28,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:28,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:28,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:28,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:28,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:28,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:28,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:28,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:28,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:28,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:28,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:28,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:28,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:28,781 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 23:19:28,781 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:19:28,781 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-03-24 23:19:28,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404883380] [2021-03-24 23:19:28,782 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:19:28,782 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:28,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:19:28,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:19:28,782 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:19:28,783 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 23:19:28,783 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:28,783 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:19:28,783 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:30,350 INFO L129 PetriNetUnfolder]: 8333/12394 cut-off events. [2021-03-24 23:19:30,350 INFO L130 PetriNetUnfolder]: For 157667/159660 co-relation queries the response was YES. [2021-03-24 23:19:30,416 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 23:19:30,476 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 381 selfloop transitions, 122 changer transitions 0/647 dead transitions. [2021-03-24 23:19:30,477 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 159 places, 647 transitions, 9179 flow [2021-03-24 23:19:30,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-24 23:19:30,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-24 23:19:30,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 602 transitions. [2021-03-24 23:19:30,478 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6487068965517241 [2021-03-24 23:19:30,478 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 602 transitions. [2021-03-24 23:19:30,478 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 602 transitions. [2021-03-24 23:19:30,479 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:30,479 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 602 transitions. [2021-03-24 23:19:30,480 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 23:19:30,481 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 23:19:30,481 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 23:19:30,481 INFO L185 Difference]: Start difference. First operand has 144 places, 320 transitions, 4817 flow. Second operand 16 states and 602 transitions. [2021-03-24 23:19:30,481 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 159 places, 647 transitions, 9179 flow [2021-03-24 23:19:30,722 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 23:19:30,729 INFO L241 Difference]: Finished difference. Result has 166 places, 358 transitions, 5567 flow [2021-03-24 23:19:30,729 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 23:19:30,729 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 131 predicate places. [2021-03-24 23:19:30,729 INFO L480 AbstractCegarLoop]: Abstraction has has 166 places, 358 transitions, 5567 flow [2021-03-24 23:19:30,730 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 23:19:30,730 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:30,730 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 23:19:30,943 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-03-24 23:19:30,944 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:30,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:30,944 INFO L82 PathProgramCache]: Analyzing trace with hash -689504940, now seen corresponding path program 6 times [2021-03-24 23:19:30,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:30,944 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26415834] [2021-03-24 23:19:30,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:30,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:30,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:30,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:30,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:30,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:30,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:30,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:30,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:30,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:30,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:30,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:30,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:30,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:30,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:30,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:30,977 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 23:19:30,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26415834] [2021-03-24 23:19:30,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [262678995] [2021-03-24 23:19:30,977 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 23:19:31,013 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-24 23:19:31,014 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:19:31,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 23:19:31,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:19:31,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:31,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:31,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:19:31,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:31,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:31,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:19:31,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:31,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:19:31,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:19:31,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:31,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:31,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:31,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:31,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:31,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:31,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:19:31,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:19:31,045 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-24 23:19:31,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:19:31,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:31,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:19:31,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:31,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:31,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:31,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:31,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:31,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:31,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:31,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:31,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:31,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:19:31,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:19:31,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:31,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:31,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:19:31,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:31,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:31,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:19:31,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:31,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:31,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:19:31,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:31,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:19:31,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:19:31,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:31,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:31,100 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 23:19:31,100 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:19:31,100 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-03-24 23:19:31,102 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27714998] [2021-03-24 23:19:31,102 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:19:31,102 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:31,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:19:31,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:19:31,103 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:19:31,103 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 23:19:31,104 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:31,104 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:19:31,104 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:33,325 INFO L129 PetriNetUnfolder]: 10268/15430 cut-off events. [2021-03-24 23:19:33,325 INFO L130 PetriNetUnfolder]: For 223866/224914 co-relation queries the response was YES. [2021-03-24 23:19:33,425 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 23:19:33,499 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 451 selfloop transitions, 142 changer transitions 12/749 dead transitions. [2021-03-24 23:19:33,500 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 185 places, 749 transitions, 10818 flow [2021-03-24 23:19:33,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-24 23:19:33,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-03-24 23:19:33,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 744 transitions. [2021-03-24 23:19:33,503 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6413793103448275 [2021-03-24 23:19:33,503 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 744 transitions. [2021-03-24 23:19:33,503 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 744 transitions. [2021-03-24 23:19:33,504 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:33,504 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 744 transitions. [2021-03-24 23:19:33,505 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 23:19:33,506 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 23:19:33,506 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 23:19:33,506 INFO L185 Difference]: Start difference. First operand has 166 places, 358 transitions, 5567 flow. Second operand 20 states and 744 transitions. [2021-03-24 23:19:33,506 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 185 places, 749 transitions, 10818 flow [2021-03-24 23:19:34,166 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 23:19:34,173 INFO L241 Difference]: Finished difference. Result has 191 places, 402 transitions, 6526 flow [2021-03-24 23:19:34,174 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 23:19:34,174 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 156 predicate places. [2021-03-24 23:19:34,174 INFO L480 AbstractCegarLoop]: Abstraction has has 191 places, 402 transitions, 6526 flow [2021-03-24 23:19:34,174 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 23:19:34,174 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:34,174 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 23:19:34,375 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:19:34,375 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:34,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:34,376 INFO L82 PathProgramCache]: Analyzing trace with hash 996699218, now seen corresponding path program 7 times [2021-03-24 23:19:34,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:34,376 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780159617] [2021-03-24 23:19:34,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:34,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:34,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:34,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:34,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:34,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,418 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 23:19:34,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780159617] [2021-03-24 23:19:34,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [499985764] [2021-03-24 23:19:34,418 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 23:19:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:34,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 23:19:34,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:19:34,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:34,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:34,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:19:34,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:34,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:34,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:19:34,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:34,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:19:34,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:19:34,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:34,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:34,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:34,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:34,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:34,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:34,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:19:34,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:19:34,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:34,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:34,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:34,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:34,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:34,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:34,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:19:34,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:19:34,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:34,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:34,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:19:34,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:34,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:34,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:19:34,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:34,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:34,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:19:34,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:34,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:19:34,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 23:19:34,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:19:34,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:19:34,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:19:34,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:19:34,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:19:34,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:19:34,520 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-24 23:19:34,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:19:34,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:34,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:34,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:19:34,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:34,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:34,535 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 23:19:34,535 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:19:34,535 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 9 [2021-03-24 23:19:34,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639245755] [2021-03-24 23:19:34,535 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:19:34,536 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:34,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:19:34,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:19:34,536 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:19:34,536 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 23:19:34,536 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:34,537 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:19:34,537 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:39,377 INFO L129 PetriNetUnfolder]: 18827/28368 cut-off events. [2021-03-24 23:19:39,377 INFO L130 PetriNetUnfolder]: For 453250/455130 co-relation queries the response was YES. [2021-03-24 23:19:39,652 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 23:19:39,823 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 706 selfloop transitions, 342 changer transitions 0/1192 dead transitions. [2021-03-24 23:19:39,823 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 223 places, 1192 transitions, 17878 flow [2021-03-24 23:19:39,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-24 23:19:39,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-03-24 23:19:39,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 1269 transitions. [2021-03-24 23:19:39,826 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6630094043887147 [2021-03-24 23:19:39,826 INFO L72 ComplementDD]: Start complementDD. Operand 33 states and 1269 transitions. [2021-03-24 23:19:39,826 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 1269 transitions. [2021-03-24 23:19:39,826 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:39,826 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 33 states and 1269 transitions. [2021-03-24 23:19:39,828 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 23:19:39,834 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 23:19:39,834 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 23:19:39,834 INFO L185 Difference]: Start difference. First operand has 191 places, 402 transitions, 6526 flow. Second operand 33 states and 1269 transitions. [2021-03-24 23:19:39,834 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 223 places, 1192 transitions, 17878 flow [2021-03-24 23:19:41,882 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 23:19:41,893 INFO L241 Difference]: Finished difference. Result has 230 places, 564 transitions, 9992 flow [2021-03-24 23:19:41,893 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 23:19:41,893 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 195 predicate places. [2021-03-24 23:19:41,893 INFO L480 AbstractCegarLoop]: Abstraction has has 230 places, 564 transitions, 9992 flow [2021-03-24 23:19:41,893 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 23:19:41,893 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:41,893 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 23:19:42,107 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:19:42,108 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:42,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:42,108 INFO L82 PathProgramCache]: Analyzing trace with hash 1243431115, now seen corresponding path program 8 times [2021-03-24 23:19:42,108 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:42,108 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160427015] [2021-03-24 23:19:42,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:42,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:42,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:42,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:42,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:42,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:42,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,136 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 23:19:42,136 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160427015] [2021-03-24 23:19:42,137 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [860688742] [2021-03-24 23:19:42,137 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:19:42,155 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:19:42,155 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:19:42,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 23:19:42,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:19:42,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:42,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:42,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:19:42,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:42,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:42,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:19:42,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:42,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:42,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:42,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:42,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:42,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:42,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:42,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:42,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:42,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:42,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:19:42,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:42,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:42,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:42,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:42,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:42,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:42,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:19:42,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:19:42,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:42,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:19:42,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:19:42,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:42,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:19:42,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:19:42,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:42,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:42,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:19:42,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:42,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:42,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:19:42,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:19:42,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:19:42,228 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-24 23:19:42,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:19:42,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:42,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:19:42,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:19:42,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:42,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:42,245 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 23:19:42,245 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:19:42,245 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 9 [2021-03-24 23:19:42,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664213412] [2021-03-24 23:19:42,246 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:19:42,246 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:42,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:19:42,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:19:42,247 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:19:42,251 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 23:19:42,251 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:42,251 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:19:42,251 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:19:49,426 INFO L129 PetriNetUnfolder]: 24487/36971 cut-off events. [2021-03-24 23:19:49,426 INFO L130 PetriNetUnfolder]: For 744425/746187 co-relation queries the response was YES. [2021-03-24 23:19:49,961 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 23:19:50,203 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 632 selfloop transitions, 320 changer transitions 0/1096 dead transitions. [2021-03-24 23:19:50,204 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 250 places, 1096 transitions, 18927 flow [2021-03-24 23:19:50,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-24 23:19:50,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-03-24 23:19:50,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 810 transitions. [2021-03-24 23:19:50,205 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6650246305418719 [2021-03-24 23:19:50,205 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 810 transitions. [2021-03-24 23:19:50,205 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 810 transitions. [2021-03-24 23:19:50,206 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:19:50,206 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 810 transitions. [2021-03-24 23:19:50,207 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 23:19:50,208 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 23:19:50,208 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 23:19:50,208 INFO L185 Difference]: Start difference. First operand has 230 places, 564 transitions, 9992 flow. Second operand 21 states and 810 transitions. [2021-03-24 23:19:50,208 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 250 places, 1096 transitions, 18927 flow [2021-03-24 23:19:56,889 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 23:19:56,901 INFO L241 Difference]: Finished difference. Result has 265 places, 675 transitions, 13043 flow [2021-03-24 23:19:56,901 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 23:19:56,901 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 230 predicate places. [2021-03-24 23:19:56,901 INFO L480 AbstractCegarLoop]: Abstraction has has 265 places, 675 transitions, 13043 flow [2021-03-24 23:19:56,901 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 23:19:56,901 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:19:56,901 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 23:19:57,102 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:19:57,102 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:19:57,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:19:57,102 INFO L82 PathProgramCache]: Analyzing trace with hash -2038615774, now seen corresponding path program 9 times [2021-03-24 23:19:57,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:19:57,102 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513871201] [2021-03-24 23:19:57,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:19:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:19:57,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:57,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:57,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:57,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:19:57,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,137 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 23:19:57,138 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513871201] [2021-03-24 23:19:57,138 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [371904471] [2021-03-24 23:19:57,138 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 23:19:57,159 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-24 23:19:57,159 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:19:57,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 23:19:57,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:19:57,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:19:57,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:57,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:19:57,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:57,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:57,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:19:57,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:19:57,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:19:57,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:19:57,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:57,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:57,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:57,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:57,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:57,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:57,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:19:57,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:19:57,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:57,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:57,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:57,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:57,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:57,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:19:57,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:19:57,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:19:57,207 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-03-24 23:19:57,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:19:57,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:57,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:19:57,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-24 23:19:57,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:19:57,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:19:57,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:57,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:57,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:19:57,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:57,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:19:57,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:19:57,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:57,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:19:57,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:19:57,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:19:57,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:19:57,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:19:57,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:19:57,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:19:57,258 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 23:19:57,258 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:19:57,258 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-03-24 23:19:57,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484039041] [2021-03-24 23:19:57,258 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 23:19:57,258 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:19:57,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 23:19:57,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:19:57,259 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:19:57,259 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 23:19:57,259 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:19:57,259 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:19:57,260 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:20:06,144 INFO L129 PetriNetUnfolder]: 24420/37642 cut-off events. [2021-03-24 23:20:06,144 INFO L130 PetriNetUnfolder]: For 991472/992518 co-relation queries the response was YES. [2021-03-24 23:20:06,604 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 23:20:06,931 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 715 selfloop transitions, 446 changer transitions 12/1317 dead transitions. [2021-03-24 23:20:06,932 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 297 places, 1317 transitions, 22786 flow [2021-03-24 23:20:06,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-24 23:20:06,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-03-24 23:20:06,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 1250 transitions. [2021-03-24 23:20:06,940 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6530825496342738 [2021-03-24 23:20:06,940 INFO L72 ComplementDD]: Start complementDD. Operand 33 states and 1250 transitions. [2021-03-24 23:20:06,940 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 1250 transitions. [2021-03-24 23:20:06,942 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:20:06,942 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 33 states and 1250 transitions. [2021-03-24 23:20:06,944 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 23:20:06,946 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 23:20:06,946 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 23:20:06,946 INFO L185 Difference]: Start difference. First operand has 265 places, 675 transitions, 13043 flow. Second operand 33 states and 1250 transitions. [2021-03-24 23:20:06,946 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 297 places, 1317 transitions, 22786 flow [2021-03-24 23:20:17,883 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 23:20:17,897 INFO L241 Difference]: Finished difference. Result has 305 places, 724 transitions, 14965 flow [2021-03-24 23:20:17,898 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 23:20:17,898 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 270 predicate places. [2021-03-24 23:20:17,898 INFO L480 AbstractCegarLoop]: Abstraction has has 305 places, 724 transitions, 14965 flow [2021-03-24 23:20:17,898 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 23:20:17,898 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:20:17,898 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 23:20:18,099 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-03-24 23:20:18,100 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:20:18,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:20:18,100 INFO L82 PathProgramCache]: Analyzing trace with hash 615316945, now seen corresponding path program 10 times [2021-03-24 23:20:18,100 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:20:18,100 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485521798] [2021-03-24 23:20:18,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:20:18,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:20:18,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:20:18,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:20:18,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:20:18,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:20:18,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:20:18,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,137 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 23:20:18,137 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485521798] [2021-03-24 23:20:18,137 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1104442054] [2021-03-24 23:20:18,138 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) [2021-03-24 23:20:18,164 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:20:18,164 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:20:18,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:20:18,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:20:18,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:18,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:18,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:20:18,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:20:18,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:18,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:20:18,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:20:18,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:20:18,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:20:18,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:18,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:18,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:20:18,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:18,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:18,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:20:18,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:20:18,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:20:18,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:18,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:18,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:20:18,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:18,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:18,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:20:18,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:20:18,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:20:18,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:20:18,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:18,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:20:18,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:20:18,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:20:18,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:20:18,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:18,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:20:18,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:20:18,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:18,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:20:18,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:20:18,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:20:18,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:20:18,268 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-24 23:20:18,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:20:18,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:18,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:20:18,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:20:18,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:18,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:18,284 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 23:20:18,284 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:20:18,284 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-03-24 23:20:18,285 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311183734] [2021-03-24 23:20:18,286 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 23:20:18,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:20:18,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 23:20:18,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:20:18,288 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:20:18,288 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 23:20:18,288 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:20:18,288 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:20:18,288 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:20:29,591 INFO L129 PetriNetUnfolder]: 29011/44370 cut-off events. [2021-03-24 23:20:29,591 INFO L130 PetriNetUnfolder]: For 1266743/1268501 co-relation queries the response was YES. [2021-03-24 23:20:30,264 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 23:20:30,645 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 925 selfloop transitions, 433 changer transitions 0/1502 dead transitions. [2021-03-24 23:20:30,645 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 338 places, 1502 transitions, 27528 flow [2021-03-24 23:20:30,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-24 23:20:30,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2021-03-24 23:20:30,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 1298 transitions. [2021-03-24 23:20:30,647 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6582150101419878 [2021-03-24 23:20:30,647 INFO L72 ComplementDD]: Start complementDD. Operand 34 states and 1298 transitions. [2021-03-24 23:20:30,647 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 1298 transitions. [2021-03-24 23:20:30,647 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:20:30,647 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 34 states and 1298 transitions. [2021-03-24 23:20:30,648 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 23:20:30,650 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 23:20:30,650 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 23:20:30,650 INFO L185 Difference]: Start difference. First operand has 305 places, 724 transitions, 14965 flow. Second operand 34 states and 1298 transitions. [2021-03-24 23:20:30,650 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 338 places, 1502 transitions, 27528 flow [2021-03-24 23:20:55,439 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 23:20:55,456 INFO L241 Difference]: Finished difference. Result has 355 places, 840 transitions, 18071 flow [2021-03-24 23:20:55,456 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 23:20:55,456 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 320 predicate places. [2021-03-24 23:20:55,456 INFO L480 AbstractCegarLoop]: Abstraction has has 355 places, 840 transitions, 18071 flow [2021-03-24 23:20:55,457 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 23:20:55,457 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:20:55,457 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 23:20:55,658 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:20:55,658 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:20:55,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:20:55,659 INFO L82 PathProgramCache]: Analyzing trace with hash -260493419, now seen corresponding path program 11 times [2021-03-24 23:20:55,659 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:20:55,659 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034065627] [2021-03-24 23:20:55,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:20:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:20:55,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:20:55,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:20:55,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:20:55,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,685 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 23:20:55,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034065627] [2021-03-24 23:20:55,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [238403518] [2021-03-24 23:20:55,685 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 23:20:55,722 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-24 23:20:55,722 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:20:55,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 23:20:55,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:20:55,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:20:55,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:55,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:20:55,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:20:55,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:55,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:20:55,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:20:55,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:20:55,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:20:55,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:55,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:55,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:20:55,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:55,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:55,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:20:55,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:20:55,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:20:55,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:55,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:55,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:20:55,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:55,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:55,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:20:55,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:20:55,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:20:55,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:55,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:20:55,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:20:55,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:55,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:20:55,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:20:55,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:55,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:55,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:55,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:55,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:55,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:55,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:55,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:55,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:55,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:55,772 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-24 23:20:55,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:20:55,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:55,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:20:55,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:20:55,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:55,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:20:55,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:20:55,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:20:55,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:20:55,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:20:55,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:20:55,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:20:55,797 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 23:20:55,797 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:20:55,797 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 9 [2021-03-24 23:20:55,797 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298117169] [2021-03-24 23:20:55,797 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:20:55,797 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:20:55,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:20:55,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:20:55,798 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:20:55,798 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 23:20:55,798 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:20:55,798 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:20:55,799 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:21:08,274 INFO L129 PetriNetUnfolder]: 29719/45336 cut-off events. [2021-03-24 23:21:08,274 INFO L130 PetriNetUnfolder]: For 1055596/1056632 co-relation queries the response was YES. [2021-03-24 23:21:09,262 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 23:21:09,521 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 635 selfloop transitions, 359 changer transitions 4/1142 dead transitions. [2021-03-24 23:21:09,521 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 371 places, 1142 transitions, 23236 flow [2021-03-24 23:21:09,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-24 23:21:09,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-24 23:21:09,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 642 transitions. [2021-03-24 23:21:09,522 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6511156186612576 [2021-03-24 23:21:09,522 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 642 transitions. [2021-03-24 23:21:09,522 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 642 transitions. [2021-03-24 23:21:09,522 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:21:09,522 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 642 transitions. [2021-03-24 23:21:09,523 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 23:21:09,524 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 23:21:09,524 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 23:21:09,524 INFO L185 Difference]: Start difference. First operand has 355 places, 840 transitions, 18071 flow. Second operand 17 states and 642 transitions. [2021-03-24 23:21:09,524 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 371 places, 1142 transitions, 23236 flow [2021-03-24 23:21:28,861 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 23:21:28,877 INFO L241 Difference]: Finished difference. Result has 372 places, 843 transitions, 18461 flow [2021-03-24 23:21:28,877 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 23:21:28,877 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 337 predicate places. [2021-03-24 23:21:28,877 INFO L480 AbstractCegarLoop]: Abstraction has has 372 places, 843 transitions, 18461 flow [2021-03-24 23:21:28,877 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 23:21:28,877 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:21:28,877 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 23:21:29,078 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:21:29,078 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:21:29,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:21:29,078 INFO L82 PathProgramCache]: Analyzing trace with hash -309156577, now seen corresponding path program 12 times [2021-03-24 23:21:29,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:21:29,078 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373453387] [2021-03-24 23:21:29,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:21:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:21:29,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:21:29,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:21:29,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:21:29,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,101 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 23:21:29,101 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373453387] [2021-03-24 23:21:29,101 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1634743536] [2021-03-24 23:21:29,101 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 23:21:29,118 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-03-24 23:21:29,119 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:21:29,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 23:21:29,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:21:29,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:21:29,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:21:29,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:21:29,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:21:29,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:21:29,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:21:29,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:21:29,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:21:29,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:21:29,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:21:29,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:21:29,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:21:29,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:21:29,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:21:29,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:21:29,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:21:29,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:21:29,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:21:29,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:21:29,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:21:29,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:21:29,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:21:29,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:21:29,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:21:29,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:21:29,178 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-24 23:21:29,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:21:29,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:21:29,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:21:29,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:21:29,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:21:29,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:21:29,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:21:29,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:21:29,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:21:29,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:21:29,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:21:29,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:21:29,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:21:29,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:21:29,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:21:29,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:21:29,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-24 23:21:29,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:21:29,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:21:29,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:21:29,221 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 23:21:29,221 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:21:29,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 10 [2021-03-24 23:21:29,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685407938] [2021-03-24 23:21:29,222 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 23:21:29,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:21:29,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 23:21:29,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:21:29,223 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:21:29,223 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 23:21:29,223 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:21:29,223 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:21:29,223 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:21:42,471 INFO L129 PetriNetUnfolder]: 30436/46394 cut-off events. [2021-03-24 23:21:42,472 INFO L130 PetriNetUnfolder]: For 1068563/1069609 co-relation queries the response was YES. [2021-03-24 23:21:43,397 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 23:21:43,756 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 739 selfloop transitions, 204 changer transitions 16/1103 dead transitions. [2021-03-24 23:21:43,756 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 385 places, 1103 transitions, 23406 flow [2021-03-24 23:21:43,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-24 23:21:43,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-24 23:21:43,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 528 transitions. [2021-03-24 23:21:43,757 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6502463054187192 [2021-03-24 23:21:43,757 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 528 transitions. [2021-03-24 23:21:43,757 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 528 transitions. [2021-03-24 23:21:43,757 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:21:43,757 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 528 transitions. [2021-03-24 23:21:43,758 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 23:21:43,758 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 23:21:43,759 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 23:21:43,759 INFO L185 Difference]: Start difference. First operand has 372 places, 843 transitions, 18461 flow. Second operand 14 states and 528 transitions. [2021-03-24 23:21:43,759 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 385 places, 1103 transitions, 23406 flow [2021-03-24 23:22:03,939 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 23:22:03,955 INFO L241 Difference]: Finished difference. Result has 391 places, 863 transitions, 19423 flow [2021-03-24 23:22:03,956 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 23:22:03,956 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 356 predicate places. [2021-03-24 23:22:03,956 INFO L480 AbstractCegarLoop]: Abstraction has has 391 places, 863 transitions, 19423 flow [2021-03-24 23:22:03,956 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 23:22:03,956 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:22:03,956 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 23:22:04,156 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-03-24 23:22:04,157 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:22:04,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:22:04,157 INFO L82 PathProgramCache]: Analyzing trace with hash -1963580078, now seen corresponding path program 13 times [2021-03-24 23:22:04,157 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:22:04,157 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298529873] [2021-03-24 23:22:04,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:22:04,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:22:04,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:22:04,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:22:04,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:22:04,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:22:04,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,181 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 23:22:04,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298529873] [2021-03-24 23:22:04,182 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2103406584] [2021-03-24 23:22:04,182 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 23:22:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:22:04,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 23:22:04,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:22:04,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:04,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:04,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:22:04,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:22:04,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:04,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:22:04,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:22:04,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:22:04,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:22:04,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:04,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:22:04,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:22:04,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:04,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:22:04,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:22:04,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:22:04,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:22:04,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:04,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:22:04,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:22:04,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:04,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:22:04,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:22:04,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:22:04,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:22:04,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:22:04,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:04,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:22:04,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 23:22:04,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:22:04,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:22:04,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:22:04,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:22:04,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:22:04,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:22:04,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:22:04,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:22:04,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:22:04,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:22:04,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:04,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:22:04,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:22:04,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:04,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-24 23:22:04,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:22:04,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:22:04,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:22:04,289 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-03-24 23:22:04,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:22:04,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:04,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:22:04,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:22:04,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:04,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:04,302 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 23:22:04,302 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:22:04,302 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 10 [2021-03-24 23:22:04,302 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721755006] [2021-03-24 23:22:04,302 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 23:22:04,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:22:04,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 23:22:04,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:22:04,303 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:22:04,303 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 23:22:04,303 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:22:04,303 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:22:04,303 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:22:19,013 INFO L129 PetriNetUnfolder]: 33407/50922 cut-off events. [2021-03-24 23:22:19,013 INFO L130 PetriNetUnfolder]: For 1258762/1260763 co-relation queries the response was YES. [2021-03-24 23:22:20,377 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 23:22:20,724 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 851 selfloop transitions, 308 changer transitions 0/1303 dead transitions. [2021-03-24 23:22:20,724 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 410 places, 1303 transitions, 27540 flow [2021-03-24 23:22:20,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-24 23:22:20,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-03-24 23:22:20,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 763 transitions. [2021-03-24 23:22:20,726 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6577586206896552 [2021-03-24 23:22:20,726 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 763 transitions. [2021-03-24 23:22:20,726 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 763 transitions. [2021-03-24 23:22:20,726 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:22:20,726 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 763 transitions. [2021-03-24 23:22:20,727 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 23:22:20,728 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 23:22:20,728 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 23:22:20,728 INFO L185 Difference]: Start difference. First operand has 391 places, 863 transitions, 19423 flow. Second operand 20 states and 763 transitions. [2021-03-24 23:22:20,728 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 410 places, 1303 transitions, 27540 flow [2021-03-24 23:22:46,954 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 23:22:46,973 INFO L241 Difference]: Finished difference. Result has 418 places, 917 transitions, 21460 flow [2021-03-24 23:22:46,973 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 23:22:46,973 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 383 predicate places. [2021-03-24 23:22:46,973 INFO L480 AbstractCegarLoop]: Abstraction has has 418 places, 917 transitions, 21460 flow [2021-03-24 23:22:46,973 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 23:22:46,973 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:22:46,974 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 23:22:47,187 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-03-24 23:22:47,188 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:22:47,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:22:47,188 INFO L82 PathProgramCache]: Analyzing trace with hash 2134577047, now seen corresponding path program 14 times [2021-03-24 23:22:47,188 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:22:47,188 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858205150] [2021-03-24 23:22:47,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:22:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:22:47,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:22:47,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:22:47,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:22:47,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,212 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 23:22:47,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858205150] [2021-03-24 23:22:47,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [381357428] [2021-03-24 23:22:47,212 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) [2021-03-24 23:22:47,249 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:22:47,249 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:22:47,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 23:22:47,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:22:47,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:22:47,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:22:47,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:47,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:22:47,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:22:47,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:47,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:22:47,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:22:47,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:22:47,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:22:47,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:47,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:22:47,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:22:47,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:47,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:22:47,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:22:47,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:22:47,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:22:47,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:47,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:22:47,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:22:47,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:47,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:22:47,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:22:47,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:22:47,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:22:47,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:47,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:22:47,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:22:47,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:47,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:22:47,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:22:47,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:22:47,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:22:47,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:22:47,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:47,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-24 23:22:47,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-24 23:22:47,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:22:47,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:22:47,329 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-03-24 23:22:47,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:22:47,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:22:47,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-24 23:22:47,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-24 23:22:47,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:22:47,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:22:47,345 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 23:22:47,345 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:22:47,345 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 9 [2021-03-24 23:22:47,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838006263] [2021-03-24 23:22:47,345 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:22:47,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:22:47,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:22:47,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:22:47,345 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:22:47,346 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 23:22:47,346 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:22:47,346 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:22:47,346 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:23:02,425 INFO L129 PetriNetUnfolder]: 32492/49524 cut-off events. [2021-03-24 23:23:02,425 INFO L130 PetriNetUnfolder]: For 1316799/1318850 co-relation queries the response was YES. [2021-03-24 23:23:03,761 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 23:23:04,049 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 783 selfloop transitions, 297 changer transitions 0/1224 dead transitions. [2021-03-24 23:23:04,049 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 433 places, 1224 transitions, 27298 flow [2021-03-24 23:23:04,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-24 23:23:04,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-24 23:23:04,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 601 transitions. [2021-03-24 23:23:04,050 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6476293103448276 [2021-03-24 23:23:04,050 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 601 transitions. [2021-03-24 23:23:04,050 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 601 transitions. [2021-03-24 23:23:04,050 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:23:04,050 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 601 transitions. [2021-03-24 23:23:04,051 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 23:23:04,052 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 23:23:04,052 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 23:23:04,052 INFO L185 Difference]: Start difference. First operand has 418 places, 917 transitions, 21460 flow. Second operand 16 states and 601 transitions. [2021-03-24 23:23:04,052 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 433 places, 1224 transitions, 27298 flow [2021-03-24 23:23:33,287 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 23:23:33,305 INFO L241 Difference]: Finished difference. Result has 432 places, 918 transitions, 21889 flow [2021-03-24 23:23:33,305 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 23:23:33,305 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 397 predicate places. [2021-03-24 23:23:33,306 INFO L480 AbstractCegarLoop]: Abstraction has has 432 places, 918 transitions, 21889 flow [2021-03-24 23:23:33,306 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 23:23:33,306 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:23:33,306 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 23:23:33,506 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-03-24 23:23:33,506 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:23:33,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:23:33,506 INFO L82 PathProgramCache]: Analyzing trace with hash -1967774808, now seen corresponding path program 15 times [2021-03-24 23:23:33,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:23:33,507 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226050606] [2021-03-24 23:23:33,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:23:33,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:23:33,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:23:33,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:23:33,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,535 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 23:23:33,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226050606] [2021-03-24 23:23:33,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [656074029] [2021-03-24 23:23:33,535 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 23:23:33,556 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-24 23:23:33,557 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:23:33,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 23:23:33,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:23:33,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:23:33,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:23:33,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:23:33,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:23:33,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:23:33,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:23:33,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:23:33,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:23:33,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:23:33,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:23:33,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:23:33,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:23:33,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:23:33,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:23:33,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:23:33,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:23:33,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:23:33,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:23:33,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:23:33,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:23:33,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:23:33,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:23:33,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:23:33,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:23:33,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:23:33,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:23:33,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:23:33,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:23:33,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:23:33,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:23:33,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:23:33,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:23:33,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:23:33,626 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-03-24 23:23:33,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:23:33,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:23:33,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:23:33,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 23:23:33,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:23:33,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:23:33,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:23:33,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:23:33,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-03-24 23:23:33,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-24 23:23:33,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:23:33,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:23:33,654 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 23:23:33,654 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:23:33,654 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 9 [2021-03-24 23:23:33,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034547224] [2021-03-24 23:23:33,654 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:23:33,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:23:33,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:23:33,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:23:33,655 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:23:33,655 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 23:23:33,655 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:23:33,655 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:23:33,655 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:23:50,216 INFO L129 PetriNetUnfolder]: 33849/51605 cut-off events. [2021-03-24 23:23:50,216 INFO L130 PetriNetUnfolder]: For 1387356/1388392 co-relation queries the response was YES. [2021-03-24 23:23:51,660 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 23:23:51,962 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 821 selfloop transitions, 199 changer transitions 12/1176 dead transitions. [2021-03-24 23:23:51,962 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 447 places, 1176 transitions, 26413 flow [2021-03-24 23:23:51,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-24 23:23:51,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-24 23:23:51,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 594 transitions. [2021-03-24 23:23:51,963 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6400862068965517 [2021-03-24 23:23:51,963 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 594 transitions. [2021-03-24 23:23:51,963 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 594 transitions. [2021-03-24 23:23:51,963 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:23:51,963 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 594 transitions. [2021-03-24 23:23:51,964 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 23:23:51,965 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 23:23:51,965 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 23:23:51,965 INFO L185 Difference]: Start difference. First operand has 432 places, 918 transitions, 21889 flow. Second operand 16 states and 594 transitions. [2021-03-24 23:23:51,965 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 447 places, 1176 transitions, 26413 flow [2021-03-24 23:24:18,790 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 23:24:18,807 INFO L241 Difference]: Finished difference. Result has 438 places, 915 transitions, 21683 flow [2021-03-24 23:24:18,807 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 23:24:18,807 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 403 predicate places. [2021-03-24 23:24:18,808 INFO L480 AbstractCegarLoop]: Abstraction has has 438 places, 915 transitions, 21683 flow [2021-03-24 23:24:18,808 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 23:24:18,808 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:24:18,808 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 23:24:19,008 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:24:19,008 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:24:19,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:24:19,009 INFO L82 PathProgramCache]: Analyzing trace with hash -2098903134, now seen corresponding path program 16 times [2021-03-24 23:24:19,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:24:19,009 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374157941] [2021-03-24 23:24:19,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:24:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:24:19,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:24:19,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:24:19,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:24:19,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:24:19,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:24:19,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,040 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 23:24:19,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374157941] [2021-03-24 23:24:19,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [196158513] [2021-03-24 23:24:19,040 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 23:24:19,071 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-24 23:24:19,071 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:24:19,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 23:24:19,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:24:19,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:24:19,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:24:19,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:24:19,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:24:19,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:24:19,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:24:19,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:24:19,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:24:19,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:24:19,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:24:19,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:24:19,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:24:19,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:24:19,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:24:19,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:24:19,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:24:19,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:24:19,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:24:19,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:24:19,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:24:19,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:24:19,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:24:19,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:24:19,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:24:19,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:24:19,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:24:19,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:24:19,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:24:19,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:24:19,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:24:19,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:24:19,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:24:19,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:24:19,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:24:19,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:24:19,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:24:19,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-24 23:24:19,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:24:19,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:24:19,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:24:19,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:24:19,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:24:19,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:24:19,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:24:19,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:24:19,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:24:19,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:24:19,137 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-03-24 23:24:19,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-24 23:24:19,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:24:19,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:24:19,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-24 23:24:19,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:24:19,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:24:19,154 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 23:24:19,154 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:24:19,154 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-03-24 23:24:19,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619832078] [2021-03-24 23:24:19,154 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:24:19,154 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:24:19,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:24:19,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:24:19,154 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:24:19,155 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 23:24:19,155 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:24:19,155 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:24:19,155 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:24:35,821 INFO L129 PetriNetUnfolder]: 35141/53470 cut-off events. [2021-03-24 23:24:35,821 INFO L130 PetriNetUnfolder]: For 1426408/1428405 co-relation queries the response was YES. [2021-03-24 23:24:37,525 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 23:24:37,856 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 855 selfloop transitions, 292 changer transitions 0/1291 dead transitions. [2021-03-24 23:24:37,856 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 453 places, 1291 transitions, 29497 flow [2021-03-24 23:24:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-24 23:24:37,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-24 23:24:37,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 602 transitions. [2021-03-24 23:24:37,857 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6487068965517241 [2021-03-24 23:24:37,857 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 602 transitions. [2021-03-24 23:24:37,857 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 602 transitions. [2021-03-24 23:24:37,857 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:24:37,857 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 602 transitions. [2021-03-24 23:24:37,858 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 23:24:37,858 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 23:24:37,858 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 23:24:37,858 INFO L185 Difference]: Start difference. First operand has 438 places, 915 transitions, 21683 flow. Second operand 16 states and 602 transitions. [2021-03-24 23:24:37,858 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 453 places, 1291 transitions, 29497 flow [2021-03-24 23:25:05,953 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 23:25:05,972 INFO L241 Difference]: Finished difference. Result has 444 places, 970 transitions, 23365 flow [2021-03-24 23:25:05,973 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 23:25:05,973 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 409 predicate places. [2021-03-24 23:25:05,973 INFO L480 AbstractCegarLoop]: Abstraction has has 444 places, 970 transitions, 23365 flow [2021-03-24 23:25:05,973 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 23:25:05,973 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:25:05,973 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 23:25:06,179 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-03-24 23:25:06,180 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:25:06,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:25:06,180 INFO L82 PathProgramCache]: Analyzing trace with hash 1297665253, now seen corresponding path program 17 times [2021-03-24 23:25:06,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:25:06,180 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377845402] [2021-03-24 23:25:06,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:25:06,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:25:06,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:25:06,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:25:06,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:25:06,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:25:06,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,210 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 23:25:06,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377845402] [2021-03-24 23:25:06,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [107428844] [2021-03-24 23:25:06,210 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 23:25:06,228 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-24 23:25:06,228 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:25:06,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 23:25:06,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:25:06,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:25:06,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:25:06,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:25:06,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:25:06,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:25:06,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:25:06,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:25:06,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:25:06,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:25:06,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:25:06,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:25:06,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:25:06,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:25:06,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:25:06,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:25:06,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:25:06,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:25:06,256 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-24 23:25:06,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:25:06,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:25:06,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:25:06,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:25:06,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:25:06,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:25:06,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:25:06,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:25:06,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:25:06,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:25:06,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:25:06,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:25:06,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:25:06,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:25:06,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:25:06,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:25:06,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:25:06,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:25:06,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:25:06,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:25:06,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:25:06,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:25:06,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:25:06,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:25:06,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:25:06,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:25:06,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:25:06,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:25:06,302 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 23:25:06,302 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:25:06,302 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-03-24 23:25:06,302 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019037097] [2021-03-24 23:25:06,302 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:25:06,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:25:06,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:25:06,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:25:06,303 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:25:06,303 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 23:25:06,303 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:25:06,303 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:25:06,303 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:25:24,928 INFO L129 PetriNetUnfolder]: 37856/58090 cut-off events. [2021-03-24 23:25:24,928 INFO L130 PetriNetUnfolder]: For 1545889/1546935 co-relation queries the response was YES. [2021-03-24 23:25:26,913 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 23:25:27,406 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 895 selfloop transitions, 302 changer transitions 12/1353 dead transitions. [2021-03-24 23:25:27,407 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 463 places, 1353 transitions, 30360 flow [2021-03-24 23:25:27,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-24 23:25:27,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-03-24 23:25:27,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 744 transitions. [2021-03-24 23:25:27,408 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6413793103448275 [2021-03-24 23:25:27,408 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 744 transitions. [2021-03-24 23:25:27,408 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 744 transitions. [2021-03-24 23:25:27,408 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:25:27,408 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 744 transitions. [2021-03-24 23:25:27,409 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 23:25:27,410 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 23:25:27,410 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 23:25:27,410 INFO L185 Difference]: Start difference. First operand has 444 places, 970 transitions, 23365 flow. Second operand 20 states and 744 transitions. [2021-03-24 23:25:27,410 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 463 places, 1353 transitions, 30360 flow [2021-03-24 23:26:00,726 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 23:26:00,746 INFO L241 Difference]: Finished difference. Result has 464 places, 1006 transitions, 25101 flow [2021-03-24 23:26:00,747 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 23:26:00,747 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 429 predicate places. [2021-03-24 23:26:00,747 INFO L480 AbstractCegarLoop]: Abstraction has has 464 places, 1006 transitions, 25101 flow [2021-03-24 23:26:00,747 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 23:26:00,747 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:26:00,747 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 23:26:00,955 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:26:00,956 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:26:00,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:26:00,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1361140173, now seen corresponding path program 18 times [2021-03-24 23:26:00,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:26:00,956 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320012163] [2021-03-24 23:26:00,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:26:00,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:26:00,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:00,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:00,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:00,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:26:00,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:00,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:26:00,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:00,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:26:00,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:00,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:00,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:00,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:26:00,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:00,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:00,980 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 23:26:00,980 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320012163] [2021-03-24 23:26:00,980 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1881198073] [2021-03-24 23:26:00,980 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 23:26:00,997 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-03-24 23:26:00,997 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:26:00,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 23:26:00,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:26:00,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:00,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:00,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:00,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:00,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:00,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:00,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:26:01,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:26:01,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:26:01,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:26:01,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:26:01,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:26:01,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:26:01,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:26:01,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:26:01,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:26:01,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:26:01,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:26:01,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:26:01,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:26:01,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:26:01,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:26:01,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:26:01,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:26:01,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:26:01,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:26:01,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:26:01,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:26:01,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:26:01,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:26:01,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:26:01,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:26:01,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:26:01,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:26:01,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:26:01,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:26:01,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:26:01,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:26:01,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:26:01,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:26:01,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:26:01,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-24 23:26:01,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-24 23:26:01,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:26:01,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:26:01,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:26:01,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:26:01,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:26:01,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:26:01,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:26:01,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:26:01,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:26:01,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:26:01,060 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-24 23:26:01,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:26:01,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:26:01,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:26:01,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:26:01,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:01,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:01,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:01,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:01,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:01,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:01,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:01,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:01,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:01,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:01,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:01,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:01,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:01,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:01,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:01,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:01,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:26:01,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:26:01,072 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 23:26:01,072 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:26:01,072 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 9 [2021-03-24 23:26:01,072 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418971994] [2021-03-24 23:26:01,072 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:26:01,072 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:26:01,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:26:01,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:26:01,073 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:26:01,073 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 23:26:01,073 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:26:01,073 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:26:01,073 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:26:26,040 INFO L129 PetriNetUnfolder]: 46677/71864 cut-off events. [2021-03-24 23:26:26,040 INFO L130 PetriNetUnfolder]: For 2086843/2088907 co-relation queries the response was YES. [2021-03-24 23:26:28,555 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 23:26:29,094 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 887 selfloop transitions, 802 changer transitions 0/1833 dead transitions. [2021-03-24 23:26:29,094 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 494 places, 1833 transitions, 41471 flow [2021-03-24 23:26:29,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-03-24 23:26:29,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2021-03-24 23:26:29,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 1232 transitions. [2021-03-24 23:26:29,096 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6637931034482759 [2021-03-24 23:26:29,096 INFO L72 ComplementDD]: Start complementDD. Operand 32 states and 1232 transitions. [2021-03-24 23:26:29,096 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 1232 transitions. [2021-03-24 23:26:29,096 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:26:29,096 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 32 states and 1232 transitions. [2021-03-24 23:26:29,097 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 23:26:29,098 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 23:26:29,098 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 23:26:29,098 INFO L185 Difference]: Start difference. First operand has 464 places, 1006 transitions, 25101 flow. Second operand 32 states and 1232 transitions. [2021-03-24 23:26:29,099 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 494 places, 1833 transitions, 41471 flow [2021-03-24 23:27:20,200 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 23:27:20,226 INFO L241 Difference]: Finished difference. Result has 497 places, 1220 transitions, 33418 flow [2021-03-24 23:27:20,226 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 23:27:20,227 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 462 predicate places. [2021-03-24 23:27:20,227 INFO L480 AbstractCegarLoop]: Abstraction has has 497 places, 1220 transitions, 33418 flow [2021-03-24 23:27:20,227 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 23:27:20,227 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:27:20,227 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 23:27:20,428 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-03-24 23:27:20,428 INFO L428 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:27:20,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:27:20,428 INFO L82 PathProgramCache]: Analyzing trace with hash 98934792, now seen corresponding path program 19 times [2021-03-24 23:27:20,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:27:20,428 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243707267] [2021-03-24 23:27:20,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:27:20,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:27:20,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:27:20,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:27:20,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:27:20,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,461 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 23:27:20,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243707267] [2021-03-24 23:27:20,462 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1883742303] [2021-03-24 23:27:20,462 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 23:27:20,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:27:20,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 23:27:20,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:27:20,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:27:20,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:27:20,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:27:20,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:27:20,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:27:20,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:27:20,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:27:20,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:27:20,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:27:20,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:27:20,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:27:20,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:27:20,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:27:20,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:27:20,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:27:20,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:27:20,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:27:20,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:27:20,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:27:20,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:27:20,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:27:20,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:27:20,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:27:20,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:27:20,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:27:20,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:27:20,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:27:20,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:27:20,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:27:20,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:27:20,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:27:20,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:27:20,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:27:20,540 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-24 23:27:20,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:27:20,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:27:20,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-24 23:27:20,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-24 23:27:20,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:27:20,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:27:20,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:27:20,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:27:20,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:27:20,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:27:20,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:27:20,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:27:20,569 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 23:27:20,569 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:27:20,569 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 9 [2021-03-24 23:27:20,569 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766517008] [2021-03-24 23:27:20,569 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:27:20,569 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:27:20,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:27:20,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:27:20,570 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:27:20,570 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 23:27:20,570 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:27:20,570 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:27:20,570 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:27:49,403 INFO L129 PetriNetUnfolder]: 46507/71638 cut-off events. [2021-03-24 23:27:49,403 INFO L130 PetriNetUnfolder]: For 2230326/2231362 co-relation queries the response was YES. [2021-03-24 23:27:51,708 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 23:27:52,279 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 1034 selfloop transitions, 326 changer transitions 0/1504 dead transitions. [2021-03-24 23:27:52,279 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 513 places, 1504 transitions, 38941 flow [2021-03-24 23:27:52,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-24 23:27:52,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-24 23:27:52,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 644 transitions. [2021-03-24 23:27:52,280 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6531440162271805 [2021-03-24 23:27:52,280 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 644 transitions. [2021-03-24 23:27:52,280 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 644 transitions. [2021-03-24 23:27:52,280 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:27:52,280 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 644 transitions. [2021-03-24 23:27:52,281 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 23:27:52,282 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 23:27:52,282 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 23:27:52,282 INFO L185 Difference]: Start difference. First operand has 497 places, 1220 transitions, 33418 flow. Second operand 17 states and 644 transitions. [2021-03-24 23:27:52,282 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 513 places, 1504 transitions, 38941 flow [2021-03-24 23:29:15,150 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 23:29:15,175 INFO L241 Difference]: Finished difference. Result has 505 places, 1218 transitions, 33410 flow [2021-03-24 23:29:15,176 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 23:29:15,176 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 470 predicate places. [2021-03-24 23:29:15,176 INFO L480 AbstractCegarLoop]: Abstraction has has 505 places, 1218 transitions, 33410 flow [2021-03-24 23:29:15,176 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 23:29:15,176 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:29:15,176 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 23:29:15,379 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-03-24 23:29:15,380 INFO L428 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:29:15,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:29:15,380 INFO L82 PathProgramCache]: Analyzing trace with hash -1301186352, now seen corresponding path program 20 times [2021-03-24 23:29:15,380 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:29:15,380 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044515467] [2021-03-24 23:29:15,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:29:15,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:29:15,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:29:15,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:29:15,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:29:15,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:29:15,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:29:15,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,409 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 23:29:15,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044515467] [2021-03-24 23:29:15,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1453502593] [2021-03-24 23:29:15,409 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) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:29:15,427 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-24 23:29:15,427 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:29:15,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 23:29:15,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:29:15,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:29:15,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:29:15,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:29:15,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:29:15,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:29:15,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:29:15,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:29:15,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:29:15,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:29:15,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:29:15,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:29:15,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:29:15,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:29:15,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:29:15,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:29:15,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:29:15,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-24 23:29:15,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:29:15,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:29:15,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:29:15,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:29:15,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:29:15,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:29:15,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:29:15,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:29:15,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:29:15,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:29:15,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:29:15,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:29:15,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:29:15,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:29:15,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:29:15,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:29:15,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:29:15,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:29:15,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:29:15,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:29:15,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:29:15,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-24 23:29:15,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:29:15,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:29:15,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:29:15,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:29:15,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-24 23:29:15,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-24 23:29:15,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:29:15,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:29:15,494 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-03-24 23:29:15,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-24 23:29:15,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:29:15,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-24 23:29:15,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-24 23:29:15,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:29:15,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:29:15,510 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 23:29:15,510 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:29:15,510 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-03-24 23:29:15,511 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148476857] [2021-03-24 23:29:15,511 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-24 23:29:15,511 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:29:15,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-24 23:29:15,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-03-24 23:29:15,511 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:29:15,511 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 23:29:15,512 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:29:15,512 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:29:15,512 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:29:48,932 INFO L129 PetriNetUnfolder]: 54352/83084 cut-off events. [2021-03-24 23:29:48,932 INFO L130 PetriNetUnfolder]: For 2596881/2598756 co-relation queries the response was YES. [2021-03-24 23:29:52,062 INFO L84 FinitePrefix]: Finished finitePrefix Result has 925514 conditions, 83084 events. 54352/83084 cut-off events. For 2596881/2598756 co-relation queries the response was YES. Maximal size of possible extension queue 3380. Compared 664627 event pairs, 2617 based on Foata normal form. 1095/83935 useless extension candidates. Maximal degree in co-relation 923982. Up to 39876 conditions per place. [2021-03-24 23:29:52,670 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 1312 selfloop transitions, 584 changer transitions 0/2040 dead transitions. [2021-03-24 23:29:52,670 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 538 places, 2040 transitions, 49622 flow [2021-03-24 23:29:52,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-03-24 23:29:52,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2021-03-24 23:29:52,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 1290 transitions. [2021-03-24 23:29:52,671 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.654158215010142 [2021-03-24 23:29:52,671 INFO L72 ComplementDD]: Start complementDD. Operand 34 states and 1290 transitions. [2021-03-24 23:29:52,671 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 1290 transitions. [2021-03-24 23:29:52,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:29:52,672 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 34 states and 1290 transitions. [2021-03-24 23:29:52,673 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 35 states, 34 states have (on average 37.94117647058823) internal successors, (1290), 34 states have internal predecessors, (1290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:29:52,674 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 23:29:52,674 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 23:29:52,674 INFO L185 Difference]: Start difference. First operand has 505 places, 1218 transitions, 33410 flow. Second operand 34 states and 1290 transitions. [2021-03-24 23:29:52,674 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 538 places, 2040 transitions, 49622 flow [2021-03-24 23:31:31,685 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 532 places, 2040 transitions, 48418 flow, removed 437 selfloop flow, removed 6 redundant places. [2021-03-24 23:31:31,714 INFO L241 Difference]: Finished difference. Result has 549 places, 1390 transitions, 39442 flow [2021-03-24 23:31:31,715 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=32337, PETRI_DIFFERENCE_MINUEND_PLACES=499, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1212, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=415, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=776, PETRI_DIFFERENCE_SUBTRAHEND_STATES=34, PETRI_FLOW=39442, PETRI_PLACES=549, PETRI_TRANSITIONS=1390} [2021-03-24 23:31:31,715 INFO L343 CegarLoopForPetriNet]: 35 programPoint places, 514 predicate places. [2021-03-24 23:31:31,715 INFO L480 AbstractCegarLoop]: Abstraction has has 549 places, 1390 transitions, 39442 flow [2021-03-24 23:31:31,715 INFO L481 AbstractCegarLoop]: Interpolant automaton has 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 23:31:31,715 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-24 23:31:31,715 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 23:31:31,929 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:31:31,929 INFO L428 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-24 23:31:31,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-24 23:31:31,930 INFO L82 PathProgramCache]: Analyzing trace with hash -2096277099, now seen corresponding path program 21 times [2021-03-24 23:31:31,930 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-24 23:31:31,930 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935745545] [2021-03-24 23:31:31,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-24 23:31:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-24 23:31:31,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:31:31,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:31:31,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-24 23:31:31,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:31,954 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 23:31:31,954 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935745545] [2021-03-24 23:31:31,955 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2127348267] [2021-03-24 23:31:31,955 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-24 23:31:31,982 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-24 23:31:31,982 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-24 23:31:31,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-24 23:31:31,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-24 23:31:31,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-24 23:31:31,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:31:31,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:31:31,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:31:31,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:31:31,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-24 23:31:31,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:31:31,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:31:31,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:31,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-24 23:31:32,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:31:32,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:31:32,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:31:32,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:31:32,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:31:32,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:31:32,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:31:32,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:31:32,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:31:32,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:31:32,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:31:32,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:31:32,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:31:32,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-24 23:31:32,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:31:32,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-24 23:31:32,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:31:32,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:31:32,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:31:32,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:31:32,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-24 23:31:32,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-24 23:31:32,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:31:32,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:31:32,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:31:32,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:31:32,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:31:32,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:31:32,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:31:32,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:31:32,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:31:32,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-24 23:31:32,031 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-24 23:31:32,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:31:32,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:31:32,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-24 23:31:32,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-24 23:31:32,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:31:32,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-24 23:31:32,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-24 23:31:32,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-24 23:31:32,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-24 23:31:32,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-24 23:31:32,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-24 23:31:32,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-24 23:31:32,055 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 23:31:32,055 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-24 23:31:32,055 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 9 [2021-03-24 23:31:32,056 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879705505] [2021-03-24 23:31:32,057 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-24 23:31:32,057 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-24 23:31:32,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-24 23:31:32,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-03-24 23:31:32,057 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 58 [2021-03-24 23:31:32,058 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 549 places, 1390 transitions, 39442 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 23:31:32,058 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-24 23:31:32,058 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 58 [2021-03-24 23:31:32,058 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-24 23:32:08,681 INFO L129 PetriNetUnfolder]: 55482/85044 cut-off events. [2021-03-24 23:32:08,681 INFO L130 PetriNetUnfolder]: For 2696899/2697981 co-relation queries the response was YES. [2021-03-24 23:32:12,147 INFO L84 FinitePrefix]: Finished finitePrefix Result has 971654 conditions, 85044 events. 55482/85044 cut-off events. For 2696899/2697981 co-relation queries the response was YES. Maximal size of possible extension queue 3343. Compared 679228 event pairs, 1260 based on Foata normal form. 345/85148 useless extension candidates. Maximal degree in co-relation 970146. Up to 34384 conditions per place. [2021-03-24 23:32:12,695 INFO L132 encePairwiseOnDemand]: 49/58 looper letters, 940 selfloop transitions, 839 changer transitions 12/1935 dead transitions. [2021-03-24 23:32:12,695 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 578 places, 1935 transitions, 48848 flow [2021-03-24 23:32:12,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-03-24 23:32:12,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-03-24 23:32:12,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 1150 transitions. [2021-03-24 23:32:12,696 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6609195402298851 [2021-03-24 23:32:12,696 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 1150 transitions. [2021-03-24 23:32:12,696 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 1150 transitions. [2021-03-24 23:32:12,697 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-24 23:32:12,697 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 1150 transitions. [2021-03-24 23:32:12,698 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 38.333333333333336) internal successors, (1150), 30 states have internal predecessors, (1150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:32:12,699 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 58.0) internal successors, (1798), 31 states have internal predecessors, (1798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:32:12,699 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 58.0) internal successors, (1798), 31 states have internal predecessors, (1798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-24 23:32:12,699 INFO L185 Difference]: Start difference. First operand has 549 places, 1390 transitions, 39442 flow. Second operand 30 states and 1150 transitions. [2021-03-24 23:32:12,699 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 578 places, 1935 transitions, 48848 flow Received shutdown request... [2021-03-24 23:32:57,273 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-03-24 23:32:57,273 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-24 23:32:57,276 WARN L224 ceAbstractionStarter]: Timeout [2021-03-24 23:32:57,276 INFO L202 PluginConnector]: Adding new model exp2x6.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.03 11:32:57 BasicIcfg [2021-03-24 23:32:57,276 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-24 23:32:57,276 INFO L168 Benchmark]: Toolchain (without parser) took 821510.72 ms. Allocated memory was 255.9 MB in the beginning and 13.2 GB in the end (delta: 12.9 GB). Free memory was 236.4 MB in the beginning and 7.7 GB in the end (delta: -7.5 GB). Peak memory consumption was 6.9 GB. Max. memory is 16.0 GB. [2021-03-24 23:32:57,277 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.08 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 23:32:57,277 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.16 ms. Allocated memory is still 255.9 MB. Free memory was 236.3 MB in the beginning and 234.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-24 23:32:57,277 INFO L168 Benchmark]: Boogie Preprocessor took 18.58 ms. Allocated memory is still 255.9 MB. Free memory was 234.9 MB in the beginning and 233.8 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-24 23:32:57,277 INFO L168 Benchmark]: RCFGBuilder took 188.66 ms. Allocated memory is still 255.9 MB. Free memory was 233.8 MB in the beginning and 237.6 MB in the end (delta: -3.8 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.0 GB. [2021-03-24 23:32:57,277 INFO L168 Benchmark]: TraceAbstraction took 821280.10 ms. Allocated memory was 255.9 MB in the beginning and 13.2 GB in the end (delta: 12.9 GB). Free memory was 237.2 MB in the beginning and 7.7 GB in the end (delta: -7.4 GB). Peak memory consumption was 6.9 GB. Max. memory is 16.0 GB. [2021-03-24 23:32:57,277 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.08 ms. Allocated memory is still 255.9 MB. Free memory is still 237.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 20.16 ms. Allocated memory is still 255.9 MB. Free memory was 236.3 MB in the beginning and 234.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 18.58 ms. Allocated memory is still 255.9 MB. Free memory was 234.9 MB in the beginning and 233.8 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 188.66 ms. Allocated memory is still 255.9 MB. Free memory was 233.8 MB in the beginning and 237.6 MB in the end (delta: -3.8 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 821280.10 ms. Allocated memory was 255.9 MB in the beginning and 13.2 GB in the end (delta: 12.9 GB). Free memory was 237.2 MB in the beginning and 7.7 GB in the end (delta: -7.4 GB). Peak memory consumption was 6.9 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 177.4ms, 48 PlacesBefore, 35 PlacesAfterwards, 39 TransitionsBefore, 26 TransitionsAfterwards, 756 CoEnabledTransitionPairs, 3 FixpointIterations, 1 TrivialSequentialCompositions, 12 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 13 TotalNumberOfCompositions, 264 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 264, positive: 264, positive conditional: 0, positive unconditional: 264, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 264, positive: 264, positive conditional: 0, positive unconditional: 264, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 264, positive: 264, positive conditional: 0, positive unconditional: 264, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 264, positive: 264, positive conditional: 0, positive unconditional: 264, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 264, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 264, unknown conditional: 0, unknown unconditional: 264] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - TimeoutResultAtElement [Line: 72]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 72). Cancelled while executing RemoveRedundantFlow. - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 42 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 6.3ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 821218.4ms, OverallIterations: 34, TraceHistogramMax: 2, EmptinessCheckTime: 0.0ms, AutomataDifference: 813018.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 224.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 351 SDtfs, 2576 SDslu, 835 SDs, 0 SdLazy, 11644 SolverSat, 472 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4937.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 869 GetRequests, 374 SyntacticMatches, 48 SemanticMatches, 447 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2123 ImplicationChecksByTransitivity, 3174.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=39442occurred in iteration=33, InterpolantAutomatonStates: 452, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 92.7ms SsaConstructionTime, 301.6ms SatisfiabilityAnalysisTime, 2976.3ms InterpolantComputationTime, 1152 NumberOfCodeBlocks, 1152 NumberOfCodeBlocksAsserted, 73 NumberOfCheckSat, 1098 ConstructedInterpolants, 0 QuantifiedInterpolants, 5838 SizeOfPredicates, 51 NumberOfNonLiveVariables, 1345 ConjunctsInSsa, 158 ConjunctsInUnsatCore, 54 InterpolantComputations, 14 PerfectInterpolantSequences, 150/234 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown