/usr/bin/java -Xmx8000000000 -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-NoLbe-OGIterative-CovSimpl-Hitting.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-13 18:07:00,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-13 18:07:00,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-13 18:07:00,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-13 18:07:00,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-13 18:07:00,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-13 18:07:00,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-13 18:07:00,975 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-13 18:07:00,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-13 18:07:00,976 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-13 18:07:00,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-13 18:07:00,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-13 18:07:00,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-13 18:07:00,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-13 18:07:00,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-13 18:07:00,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-13 18:07:00,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-13 18:07:00,995 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-NoLbe-OGIterative-CovSimpl-Hitting.epf [2021-08-13 18:07:01,021 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-13 18:07:01,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-13 18:07:01,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-13 18:07:01,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-13 18:07:01,023 INFO L138 SettingsManager]: * Use SBE=true [2021-08-13 18:07:01,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-13 18:07:01,024 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-13 18:07:01,024 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-13 18:07:01,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-13 18:07:01,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-13 18:07:01,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-13 18:07:01,030 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-13 18:07:01,030 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-13 18:07:01,031 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-13 18:07:01,031 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-13 18:07:01,031 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-13 18:07:01,031 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-13 18:07:01,031 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-13 18:07:01,031 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-13 18:07:01,032 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-13 18:07:01,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-13 18:07:01,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-13 18:07:01,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-13 18:07:01,032 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-13 18:07:01,032 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-13 18:07:01,033 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-13 18:07:01,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-13 18:07:01,033 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-13 18:07:01,033 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-08-13 18:07:01,033 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-13 18:07:01,033 INFO L138 SettingsManager]: * Compute cosets for OwickiGries annotation iteratively=true [2021-08-13 18:07:01,033 INFO L138 SettingsManager]: * Use hitting sets in computation of OwickiGries annotation=true [2021-08-13 18:07:01,034 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-13 18:07:01,034 INFO L138 SettingsManager]: * Simplify away covered predicates in OwickiGries annotation=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-13 18:07:01,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-13 18:07:01,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-13 18:07:01,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-13 18:07:01,358 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-08-13 18:07:01,359 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-08-13 18:07:01,360 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-3.wvr.bpl [2021-08-13 18:07:01,360 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-3.wvr.bpl' [2021-08-13 18:07:01,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-13 18:07:01,390 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-08-13 18:07:01,390 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-13 18:07:01,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-13 18:07:01,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-13 18:07:01,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.08 06:07:01" (1/1) ... [2021-08-13 18:07:01,408 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.08 06:07:01" (1/1) ... [2021-08-13 18:07:01,415 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-13 18:07:01,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-13 18:07:01,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-13 18:07:01,417 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-13 18:07:01,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.08 06:07:01" (1/1) ... [2021-08-13 18:07:01,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.08 06:07:01" (1/1) ... [2021-08-13 18:07:01,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.08 06:07:01" (1/1) ... [2021-08-13 18:07:01,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.08 06:07:01" (1/1) ... [2021-08-13 18:07:01,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.08 06:07:01" (1/1) ... [2021-08-13 18:07:01,428 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.08 06:07:01" (1/1) ... [2021-08-13 18:07:01,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.08 06:07:01" (1/1) ... [2021-08-13 18:07:01,429 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-13 18:07:01,430 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-13 18:07:01,430 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-13 18:07:01,430 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-13 18:07:01,432 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.08 06:07:01" (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 [2021-08-13 18:07:01,504 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-08-13 18:07:01,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-08-13 18:07:01,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-08-13 18:07:01,505 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-08-13 18:07:01,505 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-08-13 18:07:01,505 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-08-13 18:07:01,505 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-08-13 18:07:01,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-13 18:07:01,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-13 18:07:01,506 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-13 18:07:01,739 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-13 18:07:01,740 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-08-13 18:07:01,740 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-08-13 18:07:01,740 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-08-13 18:07:01,741 INFO L202 PluginConnector]: Adding new model unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 06:07:01 BoogieIcfgContainer [2021-08-13 18:07:01,742 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-13 18:07:01,743 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-13 18:07:01,743 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-13 18:07:01,745 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-13 18:07:01,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.08 06:07:01" (1/2) ... [2021-08-13 18:07:01,746 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20bd6c88 and model type unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 06:07:01, skipping insertion in model container [2021-08-13 18:07:01,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 06:07:01" (2/2) ... [2021-08-13 18:07:01,747 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-3.wvr.bpl [2021-08-13 18:07:01,751 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-13 18:07:01,752 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-13 18:07:01,769 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-13 18:07:01,793 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-08-13 18:07:01,812 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-13 18:07:01,830 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-13 18:07:01,830 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-13 18:07:01,830 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-13 18:07:01,830 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-13 18:07:01,831 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-13 18:07:01,831 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-13 18:07:01,831 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-13 18:07:01,831 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-13 18:07:01,839 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 20 places, 15 transitions, 46 flow [2021-08-13 18:07:01,854 INFO L129 PetriNetUnfolder]: 2/13 cut-off events. [2021-08-13 18:07:01,854 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-08-13 18:07:01,856 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22 conditions, 13 events. 2/13 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 6 event pairs, 0 based on Foata normal form. 0/10 useless extension candidates. Maximal degree in co-relation 8. Up to 2 conditions per place. [2021-08-13 18:07:01,857 INFO L82 GeneralOperation]: Start removeDead. Operand has 20 places, 15 transitions, 46 flow [2021-08-13 18:07:01,870 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 16 places, 11 transitions, 34 flow [2021-08-13 18:07:01,874 INFO L129 PetriNetUnfolder]: 2/10 cut-off events. [2021-08-13 18:07:01,875 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-08-13 18:07:01,875 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:01,876 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:01,876 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:01,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:01,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1920837459, now seen corresponding path program 1 times [2021-08-13 18:07:01,895 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:01,895 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675480027] [2021-08-13 18:07:01,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:01,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:02,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:02,054 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:02,054 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675480027] [2021-08-13 18:07:02,055 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675480027] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 18:07:02,055 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 18:07:02,055 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-13 18:07:02,056 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851797707] [2021-08-13 18:07:02,062 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-13 18:07:02,072 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:02,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-13 18:07:02,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-13 18:07:02,084 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 15 [2021-08-13 18:07:02,090 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 16 places, 11 transitions, 34 flow. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,090 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:02,091 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 15 [2021-08-13 18:07:02,092 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:02,134 INFO L129 PetriNetUnfolder]: 5/20 cut-off events. [2021-08-13 18:07:02,134 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-08-13 18:07:02,135 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41 conditions, 20 events. 5/20 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 28 event pairs, 0 based on Foata normal form. 1/21 useless extension candidates. Maximal degree in co-relation 20. Up to 8 conditions per place. [2021-08-13 18:07:02,136 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 3 selfloop transitions, 3 changer transitions 0/13 dead transitions. [2021-08-13 18:07:02,136 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 18 places, 13 transitions, 50 flow [2021-08-13 18:07:02,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-13 18:07:02,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-08-13 18:07:02,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 37 transitions. [2021-08-13 18:07:02,146 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8222222222222222 [2021-08-13 18:07:02,147 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 37 transitions. [2021-08-13 18:07:02,147 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 37 transitions. [2021-08-13 18:07:02,148 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:02,150 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 37 transitions. [2021-08-13 18:07:02,152 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,160 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 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) [2021-08-13 18:07:02,160 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 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) [2021-08-13 18:07:02,161 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 2 predicate places. [2021-08-13 18:07:02,161 INFO L482 AbstractCegarLoop]: Abstraction has has 18 places, 13 transitions, 50 flow [2021-08-13 18:07:02,161 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,161 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:02,161 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:02,162 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-13 18:07:02,162 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:02,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:02,164 INFO L82 PathProgramCache]: Analyzing trace with hash 1936183923, now seen corresponding path program 1 times [2021-08-13 18:07:02,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:02,165 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828947771] [2021-08-13 18:07:02,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:02,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:02,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:02,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:02,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:02,244 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:02,248 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828947771] [2021-08-13 18:07:02,249 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828947771] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:02,249 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [286809675] [2021-08-13 18:07:02,249 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 [2021-08-13 18:07:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:02,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2021-08-13 18:07:02,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:02,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:02,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:02,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:02,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:02,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:02,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:02,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:02,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:02,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:02,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:02,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:02,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:02,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:02,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:02,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:02,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:02,379 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-08-13 18:07:02,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:02,388 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [286809675] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:02,388 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:02,388 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-08-13 18:07:02,389 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973982027] [2021-08-13 18:07:02,391 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-08-13 18:07:02,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:02,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-13 18:07:02,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-13 18:07:02,396 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:02,397 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 18 places, 13 transitions, 50 flow. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,397 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:02,397 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:02,397 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:02,462 INFO L129 PetriNetUnfolder]: 11/36 cut-off events. [2021-08-13 18:07:02,462 INFO L130 PetriNetUnfolder]: For 14/16 co-relation queries the response was YES. [2021-08-13 18:07:02,464 INFO L84 FinitePrefix]: Finished finitePrefix Result has 90 conditions, 36 events. 11/36 cut-off events. For 14/16 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 74 event pairs, 1 based on Foata normal form. 4/40 useless extension candidates. Maximal degree in co-relation 64. Up to 15 conditions per place. [2021-08-13 18:07:02,465 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 8 selfloop transitions, 4 changer transitions 0/18 dead transitions. [2021-08-13 18:07:02,466 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 21 places, 18 transitions, 88 flow [2021-08-13 18:07:02,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-13 18:07:02,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-08-13 18:07:02,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 49 transitions. [2021-08-13 18:07:02,467 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8166666666666667 [2021-08-13 18:07:02,467 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 49 transitions. [2021-08-13 18:07:02,469 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 49 transitions. [2021-08-13 18:07:02,470 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:02,470 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 49 transitions. [2021-08-13 18:07:02,472 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,473 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,473 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,473 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 5 predicate places. [2021-08-13 18:07:02,474 INFO L482 AbstractCegarLoop]: Abstraction has has 21 places, 18 transitions, 88 flow [2021-08-13 18:07:02,474 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,474 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:02,474 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:02,689 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-08-13 18:07:02,689 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:02,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:02,689 INFO L82 PathProgramCache]: Analyzing trace with hash -618691063, now seen corresponding path program 2 times [2021-08-13 18:07:02,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:02,690 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584358303] [2021-08-13 18:07:02,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:02,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:02,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:02,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:02,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:02,726 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:02,726 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584358303] [2021-08-13 18:07:02,727 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584358303] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 18:07:02,727 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 18:07:02,727 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-13 18:07:02,727 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883855789] [2021-08-13 18:07:02,727 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-08-13 18:07:02,727 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:02,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-13 18:07:02,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-13 18:07:02,728 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:02,728 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 21 places, 18 transitions, 88 flow. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,729 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:02,729 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:02,729 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:02,759 INFO L129 PetriNetUnfolder]: 9/29 cut-off events. [2021-08-13 18:07:02,760 INFO L130 PetriNetUnfolder]: For 25/35 co-relation queries the response was YES. [2021-08-13 18:07:02,760 INFO L84 FinitePrefix]: Finished finitePrefix Result has 94 conditions, 29 events. 9/29 cut-off events. For 25/35 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 51 event pairs, 1 based on Foata normal form. 6/35 useless extension candidates. Maximal degree in co-relation 71. Up to 15 conditions per place. [2021-08-13 18:07:02,760 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 7 selfloop transitions, 3 changer transitions 4/20 dead transitions. [2021-08-13 18:07:02,760 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 24 places, 20 transitions, 124 flow [2021-08-13 18:07:02,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-13 18:07:02,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-08-13 18:07:02,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 49 transitions. [2021-08-13 18:07:02,762 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8166666666666667 [2021-08-13 18:07:02,762 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 49 transitions. [2021-08-13 18:07:02,762 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 49 transitions. [2021-08-13 18:07:02,762 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:02,762 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 49 transitions. [2021-08-13 18:07:02,763 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,763 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,764 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,764 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 8 predicate places. [2021-08-13 18:07:02,764 INFO L482 AbstractCegarLoop]: Abstraction has has 24 places, 20 transitions, 124 flow [2021-08-13 18:07:02,764 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,764 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:02,764 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:02,764 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-13 18:07:02,765 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:02,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:02,765 INFO L82 PathProgramCache]: Analyzing trace with hash 326070920, now seen corresponding path program 1 times [2021-08-13 18:07:02,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:02,765 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601200777] [2021-08-13 18:07:02,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:02,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:02,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:02,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:02,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:02,793 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:02,793 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601200777] [2021-08-13 18:07:02,793 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601200777] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:02,793 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1810765857] [2021-08-13 18:07:02,794 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 [2021-08-13 18:07:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:02,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2021-08-13 18:07:02,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:02,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:02,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:02,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:02,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:02,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:02,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:02,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:02,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:02,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:02,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:02,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:02,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:02,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:02,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:02,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:02,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:02,862 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1810765857] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:02,862 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:02,862 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2021-08-13 18:07:02,862 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116285618] [2021-08-13 18:07:02,863 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-13 18:07:02,863 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:02,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-13 18:07:02,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-13 18:07:02,864 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:02,864 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 24 places, 20 transitions, 124 flow. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,864 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:02,864 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:02,864 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:02,913 INFO L129 PetriNetUnfolder]: 14/38 cut-off events. [2021-08-13 18:07:02,913 INFO L130 PetriNetUnfolder]: For 35/46 co-relation queries the response was YES. [2021-08-13 18:07:02,913 INFO L84 FinitePrefix]: Finished finitePrefix Result has 163 conditions, 38 events. 14/38 cut-off events. For 35/46 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 76 event pairs, 0 based on Foata normal form. 10/48 useless extension candidates. Maximal degree in co-relation 138. Up to 26 conditions per place. [2021-08-13 18:07:02,914 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 11 selfloop transitions, 8 changer transitions 4/29 dead transitions. [2021-08-13 18:07:02,914 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 29 places, 29 transitions, 238 flow [2021-08-13 18:07:02,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-13 18:07:02,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-08-13 18:07:02,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 73 transitions. [2021-08-13 18:07:02,915 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8111111111111111 [2021-08-13 18:07:02,915 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 73 transitions. [2021-08-13 18:07:02,916 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 73 transitions. [2021-08-13 18:07:02,916 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:02,916 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 73 transitions. [2021-08-13 18:07:02,917 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,917 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 15.0) internal successors, (105), 7 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,917 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 15.0) internal successors, (105), 7 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,918 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 13 predicate places. [2021-08-13 18:07:02,918 INFO L482 AbstractCegarLoop]: Abstraction has has 29 places, 29 transitions, 238 flow [2021-08-13 18:07:02,918 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:02,918 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:02,918 INFO L266 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:03,136 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:03,137 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:03,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:03,137 INFO L82 PathProgramCache]: Analyzing trace with hash 1462566514, now seen corresponding path program 1 times [2021-08-13 18:07:03,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:03,138 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878406508] [2021-08-13 18:07:03,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:03,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:03,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:03,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,173 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:07:03,174 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:03,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878406508] [2021-08-13 18:07:03,174 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878406508] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:03,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2140183260] [2021-08-13 18:07:03,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:03,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:03,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-13 18:07:03,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:03,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:03,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:03,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:03,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:03,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:03,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:03,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 18:07:03,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:03,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:03,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 18:07:03,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:03,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:03,281 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-08-13 18:07:03,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:03,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:03,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:03,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:03,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:07:03,338 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2140183260] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:03,338 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:03,338 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-08-13 18:07:03,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123152586] [2021-08-13 18:07:03,343 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 18:07:03,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:03,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 18:07:03,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-08-13 18:07:03,350 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:03,351 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 29 places, 29 transitions, 238 flow. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:03,351 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:03,351 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:03,351 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:03,387 INFO L129 PetriNetUnfolder]: 17/44 cut-off events. [2021-08-13 18:07:03,387 INFO L130 PetriNetUnfolder]: For 50/62 co-relation queries the response was YES. [2021-08-13 18:07:03,387 INFO L84 FinitePrefix]: Finished finitePrefix Result has 229 conditions, 44 events. 17/44 cut-off events. For 50/62 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 84 event pairs, 0 based on Foata normal form. 3/47 useless extension candidates. Maximal degree in co-relation 202. Up to 32 conditions per place. [2021-08-13 18:07:03,388 INFO L132 encePairwiseOnDemand]: 12/15 looper letters, 16 selfloop transitions, 8 changer transitions 4/34 dead transitions. [2021-08-13 18:07:03,388 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 33 places, 34 transitions, 342 flow [2021-08-13 18:07:03,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-13 18:07:03,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-08-13 18:07:03,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 61 transitions. [2021-08-13 18:07:03,389 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8133333333333334 [2021-08-13 18:07:03,389 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 61 transitions. [2021-08-13 18:07:03,389 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 61 transitions. [2021-08-13 18:07:03,390 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:03,390 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 61 transitions. [2021-08-13 18:07:03,390 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:03,391 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:03,391 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 15.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:03,391 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 17 predicate places. [2021-08-13 18:07:03,391 INFO L482 AbstractCegarLoop]: Abstraction has has 33 places, 34 transitions, 342 flow [2021-08-13 18:07:03,391 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:03,392 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:03,392 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:03,615 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:03,615 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:03,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:03,616 INFO L82 PathProgramCache]: Analyzing trace with hash -714197098, now seen corresponding path program 2 times [2021-08-13 18:07:03,616 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:03,616 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268154179] [2021-08-13 18:07:03,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:03,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:03,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:03,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:03,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:03,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,649 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:03,649 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:03,649 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268154179] [2021-08-13 18:07:03,649 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268154179] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:03,649 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [985868189] [2021-08-13 18:07:03,649 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:03,680 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-13 18:07:03,680 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:03,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-13 18:07:03,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:03,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:03,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:03,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:03,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:03,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:03,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:03,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:03,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:03,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:03,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:03,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:03,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:03,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:03,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:03,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:03,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:03,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:03,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:03,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:03,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:03,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:03,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:03,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:03,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:03,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:03,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:03,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:03,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:03,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:03,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:03,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:03,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:03,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:07:03,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:03,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:07:03,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-08-13 18:07:03,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:03,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:07:03,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-08-13 18:07:03,793 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 37 [2021-08-13 18:07:03,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,799 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:03,803 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:03,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:03,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,813 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:03,814 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:03,816 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-08-13 18:07:03,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:03,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,823 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-08-13 18:07:03,824 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,825 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-08-13 18:07:03,825 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-08-13 18:07:03,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:03,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:03,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:03,834 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:03,834 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [985868189] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:03,834 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:03,834 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 9 [2021-08-13 18:07:03,834 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349579518] [2021-08-13 18:07:03,835 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-08-13 18:07:03,835 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:03,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-13 18:07:03,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-08-13 18:07:03,836 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 15 [2021-08-13 18:07:03,836 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 33 places, 34 transitions, 342 flow. Second operand has 10 states, 10 states have (on average 11.1) internal successors, (111), 10 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:03,836 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:03,836 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 15 [2021-08-13 18:07:03,836 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:03,888 INFO L129 PetriNetUnfolder]: 35/99 cut-off events. [2021-08-13 18:07:03,888 INFO L130 PetriNetUnfolder]: For 109/111 co-relation queries the response was YES. [2021-08-13 18:07:03,889 INFO L84 FinitePrefix]: Finished finitePrefix Result has 511 conditions, 99 events. 35/99 cut-off events. For 109/111 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 281 event pairs, 6 based on Foata normal form. 3/102 useless extension candidates. Maximal degree in co-relation 461. Up to 68 conditions per place. [2021-08-13 18:07:03,890 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 15 selfloop transitions, 17 changer transitions 4/47 dead transitions. [2021-08-13 18:07:03,890 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 47 transitions, 538 flow [2021-08-13 18:07:03,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-13 18:07:03,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-13 18:07:03,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 124 transitions. [2021-08-13 18:07:03,892 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8266666666666667 [2021-08-13 18:07:03,892 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 124 transitions. [2021-08-13 18:07:03,892 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 124 transitions. [2021-08-13 18:07:03,893 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:03,893 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 124 transitions. [2021-08-13 18:07:03,893 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 12.4) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:03,894 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 15.0) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:03,895 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 15.0) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:03,895 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 26 predicate places. [2021-08-13 18:07:03,895 INFO L482 AbstractCegarLoop]: Abstraction has has 42 places, 47 transitions, 538 flow [2021-08-13 18:07:03,895 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 11.1) internal successors, (111), 10 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:03,895 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:03,895 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:04,119 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:04,119 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:04,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:04,120 INFO L82 PathProgramCache]: Analyzing trace with hash 802547060, now seen corresponding path program 3 times [2021-08-13 18:07:04,120 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:04,120 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884502259] [2021-08-13 18:07:04,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:04,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:04,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:04,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:04,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,152 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:07:04,153 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:04,153 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884502259] [2021-08-13 18:07:04,153 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884502259] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:04,153 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1482485570] [2021-08-13 18:07:04,153 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-08-13 18:07:04,181 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-08-13 18:07:04,181 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:04,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-13 18:07:04,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:04,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:04,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:04,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:04,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:04,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:04,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:04,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:04,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:04,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:04,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:04,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:04,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:04,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:04,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:04,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:04,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:04,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:04,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:04,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:04,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:04,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:07:04,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:07:04,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:07:04,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:07:04,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:07:04,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:07:04,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:07:04,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:07:04,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:07:04,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:04,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:07:04,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-08-13 18:07:04,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:04,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:07:04,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-08-13 18:07:04,263 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 37 [2021-08-13 18:07:04,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,267 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:04,268 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:04,270 INFO L142 QuantifierPusher]: treesize reduction 5, result has 88.6 percent of original size [2021-08-13 18:07:04,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:04,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,272 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:04,274 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:04,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,276 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:04,277 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:04,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:04,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,284 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-08-13 18:07:04,285 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,286 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-08-13 18:07:04,286 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-08-13 18:07:04,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,311 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:04,311 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1482485570] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:04,311 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:04,311 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 9 [2021-08-13 18:07:04,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045042630] [2021-08-13 18:07:04,312 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-08-13 18:07:04,312 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:04,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-13 18:07:04,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-08-13 18:07:04,313 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 15 [2021-08-13 18:07:04,313 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 42 places, 47 transitions, 538 flow. Second operand has 10 states, 10 states have (on average 11.1) internal successors, (111), 10 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:04,313 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:04,313 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 15 [2021-08-13 18:07:04,313 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:04,374 INFO L129 PetriNetUnfolder]: 53/151 cut-off events. [2021-08-13 18:07:04,374 INFO L130 PetriNetUnfolder]: For 210/212 co-relation queries the response was YES. [2021-08-13 18:07:04,375 INFO L84 FinitePrefix]: Finished finitePrefix Result has 831 conditions, 151 events. 53/151 cut-off events. For 210/212 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 560 event pairs, 8 based on Foata normal form. 3/154 useless extension candidates. Maximal degree in co-relation 752. Up to 104 conditions per place. [2021-08-13 18:07:04,376 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 28 selfloop transitions, 17 changer transitions 4/60 dead transitions. [2021-08-13 18:07:04,376 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 60 transitions, 786 flow [2021-08-13 18:07:04,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-13 18:07:04,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-13 18:07:04,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 124 transitions. [2021-08-13 18:07:04,378 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8266666666666667 [2021-08-13 18:07:04,378 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 124 transitions. [2021-08-13 18:07:04,378 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 124 transitions. [2021-08-13 18:07:04,378 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:04,378 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 124 transitions. [2021-08-13 18:07:04,379 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 12.4) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:04,380 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 15.0) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:04,380 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 15.0) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:04,380 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 35 predicate places. [2021-08-13 18:07:04,380 INFO L482 AbstractCegarLoop]: Abstraction has has 51 places, 60 transitions, 786 flow [2021-08-13 18:07:04,380 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 11.1) internal successors, (111), 10 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:04,380 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:04,380 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:04,596 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:04,597 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:04,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:04,597 INFO L82 PathProgramCache]: Analyzing trace with hash -1156014616, now seen corresponding path program 4 times [2021-08-13 18:07:04,597 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:04,598 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988354771] [2021-08-13 18:07:04,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:04,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:04,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:04,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:04,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:04,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,635 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:07:04,635 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:04,635 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988354771] [2021-08-13 18:07:04,635 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988354771] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:04,635 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2101202663] [2021-08-13 18:07:04,635 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 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 [2021-08-13 18:07:04,665 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-13 18:07:04,665 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:04,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-13 18:07:04,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:04,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:04,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:04,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:04,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:04,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:04,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:04,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:04,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:04,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:04,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:04,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:04,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:04,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:04,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:04,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:04,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:04,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:04,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:04,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:04,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:04,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:04,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:04,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:04,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:04,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:07:04,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:07:04,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:07:04,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:07:04,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:07:04,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:04,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:07:04,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-08-13 18:07:04,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:04,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:07:04,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-08-13 18:07:04,763 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 37 [2021-08-13 18:07:04,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,771 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:04,776 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:04,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:04,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,784 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:04,788 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:04,790 INFO L142 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size [2021-08-13 18:07:04,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:04,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,802 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-08-13 18:07:04,803 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,804 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-08-13 18:07:04,804 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-08-13 18:07:04,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:04,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:04,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:04,816 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:04,816 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2101202663] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:04,816 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:04,816 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 9 [2021-08-13 18:07:04,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153031950] [2021-08-13 18:07:04,817 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-08-13 18:07:04,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:04,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-13 18:07:04,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-08-13 18:07:04,819 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 15 [2021-08-13 18:07:04,819 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 60 transitions, 786 flow. Second operand has 10 states, 10 states have (on average 11.1) internal successors, (111), 10 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:04,819 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:04,819 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 15 [2021-08-13 18:07:04,819 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:04,911 INFO L129 PetriNetUnfolder]: 73/207 cut-off events. [2021-08-13 18:07:04,911 INFO L130 PetriNetUnfolder]: For 389/391 co-relation queries the response was YES. [2021-08-13 18:07:04,914 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1227 conditions, 207 events. 73/207 cut-off events. For 389/391 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 890 event pairs, 12 based on Foata normal form. 3/210 useless extension candidates. Maximal degree in co-relation 1113. Up to 144 conditions per place. [2021-08-13 18:07:04,916 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 43 selfloop transitions, 18 changer transitions 4/76 dead transitions. [2021-08-13 18:07:04,916 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 76 transitions, 1140 flow [2021-08-13 18:07:04,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-13 18:07:04,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-13 18:07:04,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 124 transitions. [2021-08-13 18:07:04,921 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8266666666666667 [2021-08-13 18:07:04,921 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 124 transitions. [2021-08-13 18:07:04,921 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 124 transitions. [2021-08-13 18:07:04,921 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:04,922 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 124 transitions. [2021-08-13 18:07:04,924 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 12.4) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:04,925 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 15.0) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:04,925 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 15.0) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:04,926 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 44 predicate places. [2021-08-13 18:07:04,926 INFO L482 AbstractCegarLoop]: Abstraction has has 60 places, 76 transitions, 1140 flow [2021-08-13 18:07:04,926 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 11.1) internal successors, (111), 10 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:04,926 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:04,926 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:05,128 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:05,131 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:05,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:05,131 INFO L82 PathProgramCache]: Analyzing trace with hash -1741884428, now seen corresponding path program 5 times [2021-08-13 18:07:05,131 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:05,131 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121016564] [2021-08-13 18:07:05,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:05,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:05,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:05,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,174 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:05,174 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:05,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121016564] [2021-08-13 18:07:05,174 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121016564] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:05,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [243798701] [2021-08-13 18:07:05,174 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 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 [2021-08-13 18:07:05,201 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-08-13 18:07:05,201 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:05,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-13 18:07:05,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:05,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:05,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:05,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:05,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:05,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:05,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:05,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:05,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:05,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:05,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:05,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:05,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:05,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:05,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:07:05,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:07:05,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:07:05,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:07:05,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:07:05,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:07:05,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-08-13 18:07:05,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:07:05,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-08-13 18:07:05,279 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 37 [2021-08-13 18:07:05,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,282 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:05,283 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,284 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-08-13 18:07:05,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,287 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:05,287 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,292 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:05,293 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,294 INFO L142 QuantifierPusher]: treesize reduction 9, result has 67.9 percent of original size [2021-08-13 18:07:05,295 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:05,296 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-08-13 18:07:05,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,299 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-08-13 18:07:05,301 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,301 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-08-13 18:07:05,301 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-08-13 18:07:05,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,311 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:05,311 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [243798701] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:05,311 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:05,311 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 9 [2021-08-13 18:07:05,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797987319] [2021-08-13 18:07:05,312 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-08-13 18:07:05,312 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:05,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-13 18:07:05,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-08-13 18:07:05,313 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 15 [2021-08-13 18:07:05,313 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 76 transitions, 1140 flow. Second operand has 10 states, 10 states have (on average 11.1) internal successors, (111), 10 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:05,313 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:05,313 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 15 [2021-08-13 18:07:05,313 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:05,410 INFO L129 PetriNetUnfolder]: 95/268 cut-off events. [2021-08-13 18:07:05,410 INFO L130 PetriNetUnfolder]: For 697/699 co-relation queries the response was YES. [2021-08-13 18:07:05,411 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1718 conditions, 268 events. 95/268 cut-off events. For 697/699 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 1277 event pairs, 18 based on Foata normal form. 3/271 useless extension candidates. Maximal degree in co-relation 1563. Up to 189 conditions per place. [2021-08-13 18:07:05,413 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 61 selfloop transitions, 18 changer transitions 4/94 dead transitions. [2021-08-13 18:07:05,413 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 94 transitions, 1598 flow [2021-08-13 18:07:05,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-13 18:07:05,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-13 18:07:05,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 124 transitions. [2021-08-13 18:07:05,414 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8266666666666667 [2021-08-13 18:07:05,414 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 124 transitions. [2021-08-13 18:07:05,414 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 124 transitions. [2021-08-13 18:07:05,414 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:05,415 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 124 transitions. [2021-08-13 18:07:05,415 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 12.4) internal successors, (124), 10 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:05,416 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 15.0) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:05,416 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 15.0) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:05,416 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 53 predicate places. [2021-08-13 18:07:05,416 INFO L482 AbstractCegarLoop]: Abstraction has has 69 places, 94 transitions, 1598 flow [2021-08-13 18:07:05,416 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 11.1) internal successors, (111), 10 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:05,416 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:05,416 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:05,641 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-08-13 18:07:05,642 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:05,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:05,642 INFO L82 PathProgramCache]: Analyzing trace with hash -1703104663, now seen corresponding path program 6 times [2021-08-13 18:07:05,642 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:05,642 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176033950] [2021-08-13 18:07:05,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:05,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:05,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:05,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:05,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,697 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:05,697 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:05,697 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176033950] [2021-08-13 18:07:05,697 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176033950] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:05,697 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1029297243] [2021-08-13 18:07:05,697 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 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 [2021-08-13 18:07:05,737 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-08-13 18:07:05,737 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:05,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:05,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:05,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:05,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:05,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:05,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:05,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:05,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:05,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:05,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:05,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:05,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:05,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:05,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:05,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:05,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:05,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:05,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:05,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:05,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:05,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:05,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:05,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:05,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:05,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:05,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:05,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:05,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:05,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:05,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:05,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:05,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:05,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:05,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:05,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:05,813 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-08-13 18:07:05,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:05,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:05,820 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:05,820 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1029297243] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:05,821 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:05,821 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-08-13 18:07:05,821 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71583697] [2021-08-13 18:07:05,821 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-13 18:07:05,821 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:05,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-13 18:07:05,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-08-13 18:07:05,822 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:05,822 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 94 transitions, 1598 flow. Second operand has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:05,822 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:05,822 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:05,822 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:05,951 INFO L129 PetriNetUnfolder]: 131/365 cut-off events. [2021-08-13 18:07:05,951 INFO L130 PetriNetUnfolder]: For 942/942 co-relation queries the response was YES. [2021-08-13 18:07:05,952 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2659 conditions, 365 events. 131/365 cut-off events. For 942/942 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 1966 event pairs, 9 based on Foata normal form. 6/371 useless extension candidates. Maximal degree in co-relation 2448. Up to 264 conditions per place. [2021-08-13 18:07:05,955 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 42 selfloop transitions, 80 changer transitions 4/144 dead transitions. [2021-08-13 18:07:05,955 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 144 transitions, 2640 flow [2021-08-13 18:07:05,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-13 18:07:05,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-13 18:07:05,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 127 transitions. [2021-08-13 18:07:05,956 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8466666666666667 [2021-08-13 18:07:05,956 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 127 transitions. [2021-08-13 18:07:05,956 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 127 transitions. [2021-08-13 18:07:05,956 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:05,957 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 127 transitions. [2021-08-13 18:07:05,957 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 12.7) internal successors, (127), 10 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:05,958 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 15.0) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:05,959 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 15.0) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:05,959 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 62 predicate places. [2021-08-13 18:07:05,959 INFO L482 AbstractCegarLoop]: Abstraction has has 78 places, 144 transitions, 2640 flow [2021-08-13 18:07:05,959 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:05,959 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:05,959 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:06,172 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-08-13 18:07:06,173 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:06,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:06,173 INFO L82 PathProgramCache]: Analyzing trace with hash -925955064, now seen corresponding path program 7 times [2021-08-13 18:07:06,173 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:06,174 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419143667] [2021-08-13 18:07:06,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:06,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:06,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:06,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:06,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,222 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:06,222 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:06,222 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419143667] [2021-08-13 18:07:06,222 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419143667] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:06,222 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1446105304] [2021-08-13 18:07:06,222 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:06,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:06,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:06,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:06,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:06,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:06,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:06,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:06,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:06,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:06,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:06,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:06,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:06,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:06,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:06,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,313 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-08-13 18:07:06,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:06,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:06,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:06,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:06,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:06,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:06,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:06,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:06,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:06,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,325 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-08-13 18:07:06,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,334 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:06,334 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1446105304] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:06,334 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:06,334 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-08-13 18:07:06,335 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645231888] [2021-08-13 18:07:06,335 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-13 18:07:06,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:06,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-13 18:07:06,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-08-13 18:07:06,336 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:06,336 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 144 transitions, 2640 flow. Second operand has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:06,336 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:06,336 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:06,336 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:06,522 INFO L129 PetriNetUnfolder]: 138/409 cut-off events. [2021-08-13 18:07:06,522 INFO L130 PetriNetUnfolder]: For 1290/1314 co-relation queries the response was YES. [2021-08-13 18:07:06,523 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3178 conditions, 409 events. 138/409 cut-off events. For 1290/1314 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 2379 event pairs, 0 based on Foata normal form. 12/421 useless extension candidates. Maximal degree in co-relation 2929. Up to 287 conditions per place. [2021-08-13 18:07:06,526 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 127 selfloop transitions, 70 changer transitions 10/225 dead transitions. [2021-08-13 18:07:06,526 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 225 transitions, 4436 flow [2021-08-13 18:07:06,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-13 18:07:06,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-08-13 18:07:06,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 171 transitions. [2021-08-13 18:07:06,528 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8142857142857143 [2021-08-13 18:07:06,528 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 171 transitions. [2021-08-13 18:07:06,528 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 171 transitions. [2021-08-13 18:07:06,528 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:06,528 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 171 transitions. [2021-08-13 18:07:06,529 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 12.214285714285714) internal successors, (171), 14 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:06,529 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:06,529 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:06,529 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 75 predicate places. [2021-08-13 18:07:06,530 INFO L482 AbstractCegarLoop]: Abstraction has has 91 places, 225 transitions, 4436 flow [2021-08-13 18:07:06,530 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:06,530 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:06,530 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:06,744 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:06,745 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:06,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:06,745 INFO L82 PathProgramCache]: Analyzing trace with hash -14284062, now seen corresponding path program 8 times [2021-08-13 18:07:06,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:06,745 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902020090] [2021-08-13 18:07:06,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:06,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:06,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:06,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:06,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,794 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:06,794 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:06,794 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902020090] [2021-08-13 18:07:06,794 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902020090] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:06,794 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1574553838] [2021-08-13 18:07:06,794 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:06,839 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-13 18:07:06,839 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:06,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:06,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:06,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:06,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:06,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:06,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:06,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:06,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:06,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:06,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:06,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:06,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:06,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:06,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:06,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:06,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:06,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:06,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:06,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:06,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:06,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:06,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:06,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:06,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:06,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:06,883 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-08-13 18:07:06,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:06,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:06,891 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:07:06,891 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1574553838] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:06,891 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:06,891 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 7 [2021-08-13 18:07:06,891 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402336271] [2021-08-13 18:07:06,891 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-13 18:07:06,891 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:06,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-13 18:07:06,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-08-13 18:07:06,892 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:06,892 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 225 transitions, 4436 flow. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:06,892 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:06,892 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:06,892 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:07,006 INFO L129 PetriNetUnfolder]: 143/420 cut-off events. [2021-08-13 18:07:07,007 INFO L130 PetriNetUnfolder]: For 1243/1246 co-relation queries the response was YES. [2021-08-13 18:07:07,007 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3635 conditions, 420 events. 143/420 cut-off events. For 1243/1246 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 2419 event pairs, 0 based on Foata normal form. 15/435 useless extension candidates. Maximal degree in co-relation 3384. Up to 300 conditions per place. [2021-08-13 18:07:07,011 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 183 selfloop transitions, 35 changer transitions 10/244 dead transitions. [2021-08-13 18:07:07,011 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 244 transitions, 5292 flow [2021-08-13 18:07:07,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-13 18:07:07,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-08-13 18:07:07,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 88 transitions. [2021-08-13 18:07:07,012 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8380952380952381 [2021-08-13 18:07:07,012 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 88 transitions. [2021-08-13 18:07:07,012 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 88 transitions. [2021-08-13 18:07:07,012 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:07,012 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 88 transitions. [2021-08-13 18:07:07,012 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:07,013 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 15.0) internal successors, (120), 8 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:07,013 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 15.0) internal successors, (120), 8 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:07,013 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 81 predicate places. [2021-08-13 18:07:07,013 INFO L482 AbstractCegarLoop]: Abstraction has has 97 places, 244 transitions, 5292 flow [2021-08-13 18:07:07,013 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:07,013 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:07,013 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:07,228 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:07,229 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:07,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:07,229 INFO L82 PathProgramCache]: Analyzing trace with hash 863068597, now seen corresponding path program 9 times [2021-08-13 18:07:07,229 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:07,229 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168488096] [2021-08-13 18:07:07,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:07,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:07,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:07,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,281 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:07,281 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:07,281 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168488096] [2021-08-13 18:07:07,281 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168488096] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:07,281 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1798921564] [2021-08-13 18:07:07,281 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 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 [2021-08-13 18:07:07,310 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-13 18:07:07,310 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:07,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:07,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:07,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:07,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:07,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:07,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:07,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:07,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:07,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:07,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:07,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:07,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:07,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:07,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:07,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:07,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:07,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:07,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:07,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,344 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-08-13 18:07:07,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:07,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:07,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:07,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,348 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-08-13 18:07:07,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,356 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:07:07,356 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1798921564] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:07,356 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:07,356 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 7 [2021-08-13 18:07:07,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071583444] [2021-08-13 18:07:07,358 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-13 18:07:07,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:07,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-13 18:07:07,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-13 18:07:07,359 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:07,359 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 244 transitions, 5292 flow. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:07,359 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:07,359 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:07,359 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:07,541 INFO L129 PetriNetUnfolder]: 138/467 cut-off events. [2021-08-13 18:07:07,541 INFO L130 PetriNetUnfolder]: For 1540/1561 co-relation queries the response was YES. [2021-08-13 18:07:07,542 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4210 conditions, 467 events. 138/467 cut-off events. For 1540/1561 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 2964 event pairs, 0 based on Foata normal form. 11/478 useless extension candidates. Maximal degree in co-relation 3908. Up to 318 conditions per place. [2021-08-13 18:07:07,545 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 122 selfloop transitions, 140 changer transitions 11/289 dead transitions. [2021-08-13 18:07:07,545 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 109 places, 289 transitions, 6908 flow [2021-08-13 18:07:07,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 18:07:07,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 18:07:07,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 158 transitions. [2021-08-13 18:07:07,547 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8102564102564103 [2021-08-13 18:07:07,547 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 158 transitions. [2021-08-13 18:07:07,547 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 158 transitions. [2021-08-13 18:07:07,547 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:07,547 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 158 transitions. [2021-08-13 18:07:07,547 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 12.153846153846153) internal successors, (158), 13 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:07,548 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 15.0) internal successors, (210), 14 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:07,548 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 15.0) internal successors, (210), 14 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:07,548 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 93 predicate places. [2021-08-13 18:07:07,548 INFO L482 AbstractCegarLoop]: Abstraction has has 109 places, 289 transitions, 6908 flow [2021-08-13 18:07:07,548 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:07,548 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:07,549 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:07,764 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-08-13 18:07:07,765 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:07,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:07,765 INFO L82 PathProgramCache]: Analyzing trace with hash 231913905, now seen corresponding path program 10 times [2021-08-13 18:07:07,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:07,765 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45333470] [2021-08-13 18:07:07,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:07,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:07,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:07,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,803 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:07,803 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:07,803 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45333470] [2021-08-13 18:07:07,803 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45333470] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:07,803 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [911089947] [2021-08-13 18:07:07,803 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 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 [2021-08-13 18:07:07,830 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-13 18:07:07,830 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:07,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:07,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:07,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:07,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:07,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:07,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:07,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:07,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:07,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:07,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:07,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:07,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:07,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:07,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:07,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:07,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:07,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:07,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:07,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:07,857 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-08-13 18:07:07,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:07,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:07,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:07,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:07,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:07,861 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-08-13 18:07:07,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:07,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:07,869 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:07:07,869 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [911089947] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:07,869 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:07,869 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 7 [2021-08-13 18:07:07,869 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712937492] [2021-08-13 18:07:07,869 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-13 18:07:07,869 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:07,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-13 18:07:07,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-08-13 18:07:07,870 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:07,870 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 289 transitions, 6908 flow. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:07,870 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:07,870 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:07,870 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:08,036 INFO L129 PetriNetUnfolder]: 153/541 cut-off events. [2021-08-13 18:07:08,036 INFO L130 PetriNetUnfolder]: For 1734/1752 co-relation queries the response was YES. [2021-08-13 18:07:08,037 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5151 conditions, 541 events. 153/541 cut-off events. For 1734/1752 co-relation queries the response was YES. Maximal size of possible extension queue 55. Compared 3713 event pairs, 0 based on Foata normal form. 5/546 useless extension candidates. Maximal degree in co-relation 4782. Up to 361 conditions per place. [2021-08-13 18:07:08,042 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 135 selfloop transitions, 171 changer transitions 16/338 dead transitions. [2021-08-13 18:07:08,042 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 338 transitions, 8644 flow [2021-08-13 18:07:08,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 18:07:08,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 18:07:08,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 156 transitions. [2021-08-13 18:07:08,043 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8 [2021-08-13 18:07:08,043 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 156 transitions. [2021-08-13 18:07:08,043 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 156 transitions. [2021-08-13 18:07:08,043 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:08,043 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 156 transitions. [2021-08-13 18:07:08,044 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 12.0) internal successors, (156), 13 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:08,044 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 15.0) internal successors, (210), 14 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:08,045 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 15.0) internal successors, (210), 14 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:08,045 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 105 predicate places. [2021-08-13 18:07:08,045 INFO L482 AbstractCegarLoop]: Abstraction has has 121 places, 338 transitions, 8644 flow [2021-08-13 18:07:08,045 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:08,045 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:08,045 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:08,268 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-08-13 18:07:08,268 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:08,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:08,269 INFO L82 PathProgramCache]: Analyzing trace with hash 1032606612, now seen corresponding path program 11 times [2021-08-13 18:07:08,269 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:08,269 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333512484] [2021-08-13 18:07:08,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:08,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:08,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:08,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,304 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:08,304 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:08,304 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333512484] [2021-08-13 18:07:08,304 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333512484] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:08,304 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [642485464] [2021-08-13 18:07:08,304 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:08,334 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-08-13 18:07:08,334 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:08,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:08,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:08,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:08,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:08,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:08,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:08,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:08,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:08,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:08,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:08,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:08,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:08,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:08,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:08,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:08,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:08,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:08,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:08,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,396 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-08-13 18:07:08,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:08,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:08,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:08,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,401 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-08-13 18:07:08,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,410 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:08,411 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [642485464] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:08,411 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:08,411 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 7 [2021-08-13 18:07:08,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292739550] [2021-08-13 18:07:08,412 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-13 18:07:08,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:08,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-13 18:07:08,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-08-13 18:07:08,413 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:08,413 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 338 transitions, 8644 flow. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:08,413 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:08,413 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:08,413 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:08,608 INFO L129 PetriNetUnfolder]: 153/528 cut-off events. [2021-08-13 18:07:08,608 INFO L130 PetriNetUnfolder]: For 1824/1847 co-relation queries the response was YES. [2021-08-13 18:07:08,609 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5439 conditions, 528 events. 153/528 cut-off events. For 1824/1847 co-relation queries the response was YES. Maximal size of possible extension queue 56. Compared 3537 event pairs, 0 based on Foata normal form. 10/538 useless extension candidates. Maximal degree in co-relation 5086. Up to 357 conditions per place. [2021-08-13 18:07:08,614 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 222 selfloop transitions, 80 changer transitions 17/334 dead transitions. [2021-08-13 18:07:08,614 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 334 transitions, 9190 flow [2021-08-13 18:07:08,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 18:07:08,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 18:07:08,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 150 transitions. [2021-08-13 18:07:08,616 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7692307692307693 [2021-08-13 18:07:08,616 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 150 transitions. [2021-08-13 18:07:08,616 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 150 transitions. [2021-08-13 18:07:08,617 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:08,617 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 150 transitions. [2021-08-13 18:07:08,620 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 11.538461538461538) internal successors, (150), 13 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:08,620 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 15.0) internal successors, (210), 14 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:08,620 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 15.0) internal successors, (210), 14 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:08,621 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 117 predicate places. [2021-08-13 18:07:08,621 INFO L482 AbstractCegarLoop]: Abstraction has has 133 places, 334 transitions, 9190 flow [2021-08-13 18:07:08,621 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:08,621 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:08,621 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:08,836 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-08-13 18:07:08,837 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:08,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:08,837 INFO L82 PathProgramCache]: Analyzing trace with hash -2102849494, now seen corresponding path program 12 times [2021-08-13 18:07:08,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:08,837 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323300758] [2021-08-13 18:07:08,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:08,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:08,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:08,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:08,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,875 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:08,876 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:08,876 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323300758] [2021-08-13 18:07:08,876 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323300758] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:08,876 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [651599917] [2021-08-13 18:07:08,876 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 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 [2021-08-13 18:07:08,912 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-08-13 18:07:08,912 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:08,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:08,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:08,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:08,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:08,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:08,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:08,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:08,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:08,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:08,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:08,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:08,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:08,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:08,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:08,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:08,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:08,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:08,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:08,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:08,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:08,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:08,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:08,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:08,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:08,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:08,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:08,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:08,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:08,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:08,959 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-08-13 18:07:08,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:08,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:08,968 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:07:08,968 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [651599917] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:08,968 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:08,968 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 7 [2021-08-13 18:07:08,969 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544232496] [2021-08-13 18:07:08,969 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-13 18:07:08,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:08,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-13 18:07:08,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-08-13 18:07:08,969 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:08,970 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 334 transitions, 9190 flow. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:08,970 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:08,970 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:08,970 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:09,105 INFO L129 PetriNetUnfolder]: 149/505 cut-off events. [2021-08-13 18:07:09,105 INFO L130 PetriNetUnfolder]: For 1841/1864 co-relation queries the response was YES. [2021-08-13 18:07:09,106 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5623 conditions, 505 events. 149/505 cut-off events. For 1841/1864 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 3333 event pairs, 0 based on Foata normal form. 12/517 useless extension candidates. Maximal degree in co-relation 5304. Up to 345 conditions per place. [2021-08-13 18:07:09,110 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 234 selfloop transitions, 56 changer transitions 17/320 dead transitions. [2021-08-13 18:07:09,111 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 320 transitions, 9516 flow [2021-08-13 18:07:09,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-13 18:07:09,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-08-13 18:07:09,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 88 transitions. [2021-08-13 18:07:09,112 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8380952380952381 [2021-08-13 18:07:09,112 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 88 transitions. [2021-08-13 18:07:09,112 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 88 transitions. [2021-08-13 18:07:09,112 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:09,112 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 88 transitions. [2021-08-13 18:07:09,112 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:09,112 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 15.0) internal successors, (120), 8 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:09,113 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 15.0) internal successors, (120), 8 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:09,113 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 123 predicate places. [2021-08-13 18:07:09,113 INFO L482 AbstractCegarLoop]: Abstraction has has 139 places, 320 transitions, 9516 flow [2021-08-13 18:07:09,113 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:09,113 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:09,113 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:09,328 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:09,329 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:09,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:09,329 INFO L82 PathProgramCache]: Analyzing trace with hash -1646740315, now seen corresponding path program 13 times [2021-08-13 18:07:09,329 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:09,329 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106311743] [2021-08-13 18:07:09,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:09,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:09,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:09,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:09,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,369 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:09,369 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:09,369 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106311743] [2021-08-13 18:07:09,369 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106311743] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:09,369 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1210965912] [2021-08-13 18:07:09,369 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 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 [2021-08-13 18:07:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:09,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:09,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:09,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:09,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:09,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:09,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:09,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:09,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:09,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:09,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:09,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:09,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:09,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:09,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:09,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:09,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:09,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:09,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:09,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:09,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:09,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:09,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:09,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:09,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:09,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:09,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:09,439 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-08-13 18:07:09,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,462 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:09,462 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1210965912] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:09,462 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:09,462 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 7 [2021-08-13 18:07:09,462 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066706531] [2021-08-13 18:07:09,462 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-13 18:07:09,462 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:09,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-13 18:07:09,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-08-13 18:07:09,463 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:09,463 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 139 places, 320 transitions, 9516 flow. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:09,463 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:09,463 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:09,463 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:09,588 INFO L129 PetriNetUnfolder]: 151/546 cut-off events. [2021-08-13 18:07:09,589 INFO L130 PetriNetUnfolder]: For 1867/1891 co-relation queries the response was YES. [2021-08-13 18:07:09,590 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6340 conditions, 546 events. 151/546 cut-off events. For 1867/1891 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 3821 event pairs, 0 based on Foata normal form. 2/548 useless extension candidates. Maximal degree in co-relation 5956. Up to 364 conditions per place. [2021-08-13 18:07:09,594 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 139 selfloop transitions, 170 changer transitions 17/339 dead transitions. [2021-08-13 18:07:09,594 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 146 places, 339 transitions, 10734 flow [2021-08-13 18:07:09,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-13 18:07:09,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-08-13 18:07:09,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 101 transitions. [2021-08-13 18:07:09,595 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8416666666666667 [2021-08-13 18:07:09,595 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 101 transitions. [2021-08-13 18:07:09,595 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 101 transitions. [2021-08-13 18:07:09,595 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:09,596 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 101 transitions. [2021-08-13 18:07:09,596 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 12.625) internal successors, (101), 8 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:09,596 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 15.0) internal successors, (135), 9 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:09,596 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 15.0) internal successors, (135), 9 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:09,597 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 130 predicate places. [2021-08-13 18:07:09,597 INFO L482 AbstractCegarLoop]: Abstraction has has 146 places, 339 transitions, 10734 flow [2021-08-13 18:07:09,597 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:09,597 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:09,597 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:09,820 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-08-13 18:07:09,820 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:09,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:09,820 INFO L82 PathProgramCache]: Analyzing trace with hash -1646584715, now seen corresponding path program 14 times [2021-08-13 18:07:09,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:09,821 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819572234] [2021-08-13 18:07:09,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:09,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:09,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:09,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,865 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:09,866 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:09,866 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819572234] [2021-08-13 18:07:09,866 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819572234] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:09,866 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1702247149] [2021-08-13 18:07:09,866 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 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 [2021-08-13 18:07:09,893 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-13 18:07:09,893 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:09,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:09,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:09,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:09,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:09,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:09,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:09,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:09,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:09,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:09,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:09,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:09,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:09,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:09,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:09,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:09,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,922 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-08-13 18:07:09,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:09,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:09,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:09,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:09,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:09,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:09,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:09,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:09,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:09,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:09,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:09,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:09,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:09,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:09,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:09,940 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-08-13 18:07:09,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:09,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:09,947 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:09,947 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1702247149] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:09,947 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:09,947 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-08-13 18:07:09,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287183871] [2021-08-13 18:07:09,948 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-13 18:07:09,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:09,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-13 18:07:09,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-08-13 18:07:09,950 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:09,950 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 146 places, 339 transitions, 10734 flow. Second operand has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:09,950 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:09,950 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:09,950 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:10,184 INFO L129 PetriNetUnfolder]: 145/531 cut-off events. [2021-08-13 18:07:10,184 INFO L130 PetriNetUnfolder]: For 1937/1967 co-relation queries the response was YES. [2021-08-13 18:07:10,185 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6513 conditions, 531 events. 145/531 cut-off events. For 1937/1967 co-relation queries the response was YES. Maximal size of possible extension queue 55. Compared 3688 event pairs, 0 based on Foata normal form. 9/540 useless extension candidates. Maximal degree in co-relation 6145. Up to 354 conditions per place. [2021-08-13 18:07:10,193 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 128 selfloop transitions, 167 changer transitions 21/329 dead transitions. [2021-08-13 18:07:10,193 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 161 places, 329 transitions, 11026 flow [2021-08-13 18:07:10,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-13 18:07:10,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-08-13 18:07:10,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 189 transitions. [2021-08-13 18:07:10,195 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7875 [2021-08-13 18:07:10,195 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 189 transitions. [2021-08-13 18:07:10,195 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 189 transitions. [2021-08-13 18:07:10,195 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:10,195 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 189 transitions. [2021-08-13 18:07:10,196 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 11.8125) internal successors, (189), 16 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:10,196 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:10,196 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 15.0) internal successors, (255), 17 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:10,196 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 145 predicate places. [2021-08-13 18:07:10,196 INFO L482 AbstractCegarLoop]: Abstraction has has 161 places, 329 transitions, 11026 flow [2021-08-13 18:07:10,197 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:10,197 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:10,197 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:10,423 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-08-13 18:07:10,423 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:10,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:10,423 INFO L82 PathProgramCache]: Analyzing trace with hash 1838594674, now seen corresponding path program 15 times [2021-08-13 18:07:10,424 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:10,424 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686970616] [2021-08-13 18:07:10,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:10,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:10,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:10,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:10,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:10,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:10,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:10,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:10,479 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:10,479 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:10,479 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686970616] [2021-08-13 18:07:10,480 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686970616] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:10,480 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [405701793] [2021-08-13 18:07:10,480 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 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 [2021-08-13 18:07:10,514 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-13 18:07:10,514 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:10,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:10,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:10,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:10,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:10,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:10,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:10,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:10,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:10,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:10,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:10,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:10,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:10,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:10,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:10,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:10,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:10,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:10,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:10,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:10,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:10,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:10,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:10,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:10,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:10,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:10,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:10,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:10,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:10,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:10,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:10,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:10,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:10,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:10,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:10,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:10,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:10,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:10,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:10,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:10,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:10,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:10,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:10,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:10,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:10,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:10,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:10,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:10,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:10,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:10,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:10,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:10,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:10,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:10,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:10,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:10,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:10,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:10,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:10,594 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-08-13 18:07:10,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:10,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:10,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:10,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:10,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:10,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:10,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:10,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:10,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:10,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:10,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:10,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:10,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:10,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:10,602 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:10,602 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [405701793] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:10,602 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:10,602 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-08-13 18:07:10,602 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361818226] [2021-08-13 18:07:10,602 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-13 18:07:10,602 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:10,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-13 18:07:10,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-08-13 18:07:10,603 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:10,603 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 329 transitions, 11026 flow. Second operand has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:10,603 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:10,604 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:10,604 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:10,783 INFO L129 PetriNetUnfolder]: 149/542 cut-off events. [2021-08-13 18:07:10,783 INFO L130 PetriNetUnfolder]: For 2035/2059 co-relation queries the response was YES. [2021-08-13 18:07:10,784 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7046 conditions, 542 events. 149/542 cut-off events. For 2035/2059 co-relation queries the response was YES. Maximal size of possible extension queue 55. Compared 3747 event pairs, 0 based on Foata normal form. 3/545 useless extension candidates. Maximal degree in co-relation 6676. Up to 363 conditions per place. [2021-08-13 18:07:10,794 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 264 selfloop transitions, 40 changer transitions 21/338 dead transitions. [2021-08-13 18:07:10,794 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 169 places, 338 transitions, 11998 flow [2021-08-13 18:07:10,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-13 18:07:10,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-13 18:07:10,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 111 transitions. [2021-08-13 18:07:10,796 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8222222222222222 [2021-08-13 18:07:10,796 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 111 transitions. [2021-08-13 18:07:10,796 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 111 transitions. [2021-08-13 18:07:10,797 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:10,797 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 111 transitions. [2021-08-13 18:07:10,797 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 12.333333333333334) internal successors, (111), 9 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:10,797 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 15.0) internal successors, (150), 10 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:10,797 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 15.0) internal successors, (150), 10 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:10,798 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 153 predicate places. [2021-08-13 18:07:10,798 INFO L482 AbstractCegarLoop]: Abstraction has has 169 places, 338 transitions, 11998 flow [2021-08-13 18:07:10,798 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:10,798 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:10,798 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:11,020 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:11,021 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:11,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:11,021 INFO L82 PathProgramCache]: Analyzing trace with hash 1032946259, now seen corresponding path program 16 times [2021-08-13 18:07:11,021 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:11,021 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581948188] [2021-08-13 18:07:11,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:11,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,066 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:11,066 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:11,067 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581948188] [2021-08-13 18:07:11,067 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581948188] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:11,067 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [247067451] [2021-08-13 18:07:11,067 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 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 [2021-08-13 18:07:11,097 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-13 18:07:11,098 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:11,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:11,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:11,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:11,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:11,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:11,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:11,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:11,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:11,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:11,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:11,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:11,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:11,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:11,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:11,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:11,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:11,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:11,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:11,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:11,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:11,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:11,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:11,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:11,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:11,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:11,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:11,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:11,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:11,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:11,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:11,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,157 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-08-13 18:07:11,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,164 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:11,164 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [247067451] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:11,165 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:11,165 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-08-13 18:07:11,165 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053920711] [2021-08-13 18:07:11,165 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-13 18:07:11,165 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:11,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-13 18:07:11,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-08-13 18:07:11,166 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:11,166 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 169 places, 338 transitions, 11998 flow. Second operand has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:11,166 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:11,166 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:11,166 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:11,444 INFO L129 PetriNetUnfolder]: 187/671 cut-off events. [2021-08-13 18:07:11,444 INFO L130 PetriNetUnfolder]: For 2684/2722 co-relation queries the response was YES. [2021-08-13 18:07:11,445 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9309 conditions, 671 events. 187/671 cut-off events. For 2684/2722 co-relation queries the response was YES. Maximal size of possible extension queue 77. Compared 4983 event pairs, 0 based on Foata normal form. 13/684 useless extension candidates. Maximal degree in co-relation 8870. Up to 457 conditions per place. [2021-08-13 18:07:11,453 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 278 selfloop transitions, 116 changer transitions 21/428 dead transitions. [2021-08-13 18:07:11,453 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 180 places, 428 transitions, 16128 flow [2021-08-13 18:07:11,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-13 18:07:11,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-08-13 18:07:11,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 150 transitions. [2021-08-13 18:07:11,454 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8333333333333334 [2021-08-13 18:07:11,454 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 150 transitions. [2021-08-13 18:07:11,454 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 150 transitions. [2021-08-13 18:07:11,454 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:11,454 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 150 transitions. [2021-08-13 18:07:11,455 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 12.5) internal successors, (150), 12 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:11,455 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 15.0) internal successors, (195), 13 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:11,455 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 15.0) internal successors, (195), 13 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:11,455 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 164 predicate places. [2021-08-13 18:07:11,455 INFO L482 AbstractCegarLoop]: Abstraction has has 180 places, 428 transitions, 16128 flow [2021-08-13 18:07:11,455 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:11,456 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:11,456 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:11,668 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-08-13 18:07:11,669 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:11,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:11,669 INFO L82 PathProgramCache]: Analyzing trace with hash -1511824876, now seen corresponding path program 17 times [2021-08-13 18:07:11,669 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:11,669 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138446404] [2021-08-13 18:07:11,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:11,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:11,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,714 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:11,714 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:11,715 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138446404] [2021-08-13 18:07:11,715 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138446404] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:11,715 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [865858714] [2021-08-13 18:07:11,715 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:11,744 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-08-13 18:07:11,744 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:11,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:11,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:11,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:11,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:11,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:11,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:11,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:11,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:11,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:11,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:11,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:11,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:11,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:11,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:11,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:11,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:11,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:11,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:11,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,769 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-08-13 18:07:11,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:11,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:11,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:11,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:11,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:11,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:11,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:11,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:11,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:11,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:11,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:11,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:11,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:11,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:11,800 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-08-13 18:07:11,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:11,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:11,808 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:11,808 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [865858714] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:11,808 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:11,808 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-08-13 18:07:11,809 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993962961] [2021-08-13 18:07:11,809 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-13 18:07:11,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:11,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-13 18:07:11,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-08-13 18:07:11,810 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:11,810 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 180 places, 428 transitions, 16128 flow. Second operand has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:11,810 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:11,810 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:11,810 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:12,059 INFO L129 PetriNetUnfolder]: 214/824 cut-off events. [2021-08-13 18:07:12,060 INFO L130 PetriNetUnfolder]: For 2975/3011 co-relation queries the response was YES. [2021-08-13 18:07:12,061 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11618 conditions, 824 events. 214/824 cut-off events. For 2975/3011 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 6561 event pairs, 0 based on Foata normal form. 6/830 useless extension candidates. Maximal degree in co-relation 11063. Up to 541 conditions per place. [2021-08-13 18:07:12,067 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 327 selfloop transitions, 139 changer transitions 39/518 dead transitions. [2021-08-13 18:07:12,067 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 190 places, 518 transitions, 20508 flow [2021-08-13 18:07:12,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-13 18:07:12,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-08-13 18:07:12,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 128 transitions. [2021-08-13 18:07:12,068 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7757575757575758 [2021-08-13 18:07:12,068 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 128 transitions. [2021-08-13 18:07:12,068 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 128 transitions. [2021-08-13 18:07:12,068 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:12,068 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 128 transitions. [2021-08-13 18:07:12,068 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 11.636363636363637) internal successors, (128), 11 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:12,069 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 15.0) internal successors, (180), 12 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:12,069 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 15.0) internal successors, (180), 12 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:12,069 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 174 predicate places. [2021-08-13 18:07:12,069 INFO L482 AbstractCegarLoop]: Abstraction has has 190 places, 518 transitions, 20508 flow [2021-08-13 18:07:12,069 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:12,069 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:12,070 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:12,284 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:12,285 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:12,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:12,285 INFO L82 PathProgramCache]: Analyzing trace with hash 1891074082, now seen corresponding path program 18 times [2021-08-13 18:07:12,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:12,285 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992953331] [2021-08-13 18:07:12,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:12,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:12,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:12,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:12,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:12,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:12,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:12,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:12,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:12,331 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:12,331 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:12,331 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992953331] [2021-08-13 18:07:12,331 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992953331] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:12,331 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1905973167] [2021-08-13 18:07:12,331 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 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 [2021-08-13 18:07:12,356 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-08-13 18:07:12,356 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:12,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:12,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:12,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:12,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:12,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:12,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:12,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:12,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:12,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:12,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:12,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:12,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:12,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:12,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:12,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:12,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:12,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:12,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:12,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:12,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:12,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:12,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:12,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:12,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:12,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:12,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:12,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:12,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:12,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:12,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:12,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:12,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:12,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:12,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:12,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:12,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:12,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:12,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:12,388 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-08-13 18:07:12,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:12,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:12,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:12,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:12,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:12,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:12,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:12,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:12,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:12,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:12,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:12,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:12,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:12,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:12,396 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-08-13 18:07:12,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:12,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:12,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:12,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:12,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:12,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:12,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:12,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:12,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:12,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:12,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:12,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:12,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:12,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:12,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:12,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:12,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:12,404 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:12,404 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1905973167] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:12,404 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:12,404 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-08-13 18:07:12,404 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98609899] [2021-08-13 18:07:12,404 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-13 18:07:12,404 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:12,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-13 18:07:12,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-08-13 18:07:12,405 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:12,406 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 190 places, 518 transitions, 20508 flow. Second operand has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:12,406 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:12,406 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:12,406 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:12,769 INFO L129 PetriNetUnfolder]: 222/876 cut-off events. [2021-08-13 18:07:12,770 INFO L130 PetriNetUnfolder]: For 3343/3346 co-relation queries the response was YES. [2021-08-13 18:07:12,771 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12784 conditions, 876 events. 222/876 cut-off events. For 3343/3346 co-relation queries the response was YES. Maximal size of possible extension queue 85. Compared 7185 event pairs, 0 based on Foata normal form. 13/889 useless extension candidates. Maximal degree in co-relation 12173. Up to 569 conditions per place. [2021-08-13 18:07:12,777 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 278 selfloop transitions, 226 changer transitions 48/565 dead transitions. [2021-08-13 18:07:12,777 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 203 places, 565 transitions, 23310 flow [2021-08-13 18:07:12,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-13 18:07:12,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-08-13 18:07:12,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 169 transitions. [2021-08-13 18:07:12,778 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8047619047619048 [2021-08-13 18:07:12,779 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 169 transitions. [2021-08-13 18:07:12,779 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 169 transitions. [2021-08-13 18:07:12,779 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:12,779 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 169 transitions. [2021-08-13 18:07:12,779 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 12.071428571428571) internal successors, (169), 14 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:12,780 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:12,780 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:12,780 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 187 predicate places. [2021-08-13 18:07:12,780 INFO L482 AbstractCegarLoop]: Abstraction has has 203 places, 565 transitions, 23310 flow [2021-08-13 18:07:12,780 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:12,780 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:12,780 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:13,004 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2021-08-13 18:07:13,004 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:13,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:13,004 INFO L82 PathProgramCache]: Analyzing trace with hash -1228866865, now seen corresponding path program 19 times [2021-08-13 18:07:13,004 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:13,005 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578994072] [2021-08-13 18:07:13,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:13,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:13,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:13,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:13,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:13,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,037 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:13,037 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:13,037 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578994072] [2021-08-13 18:07:13,037 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578994072] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:13,037 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [372116691] [2021-08-13 18:07:13,037 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:13,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:13,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:13,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:13,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:13,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:13,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:13,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:13,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:13,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:13,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:13,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:13,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:13,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:13,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:13,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:13,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:13,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:13,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:13,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:13,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:13,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:13,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:13,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:13,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:13,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:13,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:13,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:13,116 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-08-13 18:07:13,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,128 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:13,128 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [372116691] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:13,128 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:13,128 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-08-13 18:07:13,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286068412] [2021-08-13 18:07:13,130 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-13 18:07:13,130 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:13,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-13 18:07:13,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-08-13 18:07:13,130 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:13,131 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 203 places, 565 transitions, 23310 flow. Second operand has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:13,131 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:13,131 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:13,131 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:13,482 INFO L129 PetriNetUnfolder]: 245/979 cut-off events. [2021-08-13 18:07:13,482 INFO L130 PetriNetUnfolder]: For 3535/3565 co-relation queries the response was YES. [2021-08-13 18:07:13,484 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14916 conditions, 979 events. 245/979 cut-off events. For 3535/3565 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 8302 event pairs, 0 based on Foata normal form. 10/989 useless extension candidates. Maximal degree in co-relation 14213. Up to 635 conditions per place. [2021-08-13 18:07:13,491 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 398 selfloop transitions, 172 changer transitions 48/631 dead transitions. [2021-08-13 18:07:13,491 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 212 places, 631 transitions, 27322 flow [2021-08-13 18:07:13,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-13 18:07:13,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-13 18:07:13,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 126 transitions. [2021-08-13 18:07:13,492 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.84 [2021-08-13 18:07:13,492 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 126 transitions. [2021-08-13 18:07:13,492 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 126 transitions. [2021-08-13 18:07:13,492 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:13,492 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 126 transitions. [2021-08-13 18:07:13,493 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 12.6) internal successors, (126), 10 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:13,493 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 15.0) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:13,493 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 15.0) internal successors, (165), 11 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:13,493 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 196 predicate places. [2021-08-13 18:07:13,493 INFO L482 AbstractCegarLoop]: Abstraction has has 212 places, 631 transitions, 27322 flow [2021-08-13 18:07:13,493 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:13,494 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:13,494 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:13,716 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-08-13 18:07:13,716 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:13,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:13,716 INFO L82 PathProgramCache]: Analyzing trace with hash -1217568591, now seen corresponding path program 20 times [2021-08-13 18:07:13,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:13,717 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249642171] [2021-08-13 18:07:13,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:13,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:13,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:13,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,760 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:13,760 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:13,760 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249642171] [2021-08-13 18:07:13,760 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249642171] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:13,760 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1263996886] [2021-08-13 18:07:13,760 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:13,786 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-13 18:07:13,786 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:13,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:13,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:13,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:13,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:13,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:13,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:13,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:13,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:13,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:13,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:13,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:13,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:13,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:13,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:13,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:13,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:13,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:13,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:13,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:13,814 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-08-13 18:07:13,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:13,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:13,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:13,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:13,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:13,818 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-08-13 18:07:13,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:13,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:13,825 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:07:13,825 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1263996886] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:13,825 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:13,825 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 7 [2021-08-13 18:07:13,826 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752344000] [2021-08-13 18:07:13,826 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-13 18:07:13,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:13,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-13 18:07:13,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-08-13 18:07:13,826 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:13,827 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 212 places, 631 transitions, 27322 flow. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:13,827 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:13,827 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:13,827 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:14,139 INFO L129 PetriNetUnfolder]: 242/970 cut-off events. [2021-08-13 18:07:14,140 INFO L130 PetriNetUnfolder]: For 3620/3656 co-relation queries the response was YES. [2021-08-13 18:07:14,141 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15381 conditions, 970 events. 242/970 cut-off events. For 3620/3656 co-relation queries the response was YES. Maximal size of possible extension queue 96. Compared 8177 event pairs, 0 based on Foata normal form. 8/978 useless extension candidates. Maximal degree in co-relation 14694. Up to 628 conditions per place. [2021-08-13 18:07:14,148 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 310 selfloop transitions, 251 changer transitions 50/624 dead transitions. [2021-08-13 18:07:14,149 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 224 places, 624 transitions, 28228 flow [2021-08-13 18:07:14,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 18:07:14,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 18:07:14,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 158 transitions. [2021-08-13 18:07:14,150 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8102564102564103 [2021-08-13 18:07:14,150 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 158 transitions. [2021-08-13 18:07:14,150 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 158 transitions. [2021-08-13 18:07:14,150 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:14,150 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 158 transitions. [2021-08-13 18:07:14,150 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 12.153846153846153) internal successors, (158), 13 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:14,151 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 15.0) internal successors, (210), 14 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:14,151 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 15.0) internal successors, (210), 14 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:14,151 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 208 predicate places. [2021-08-13 18:07:14,151 INFO L482 AbstractCegarLoop]: Abstraction has has 224 places, 624 transitions, 28228 flow [2021-08-13 18:07:14,151 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:14,151 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:14,151 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:14,368 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:14,369 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:14,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:14,369 INFO L82 PathProgramCache]: Analyzing trace with hash 2137999102, now seen corresponding path program 21 times [2021-08-13 18:07:14,369 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:14,369 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212684475] [2021-08-13 18:07:14,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:14,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:14,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:14,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:14,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:14,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:14,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:14,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:14,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:14,409 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:14,409 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:14,409 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212684475] [2021-08-13 18:07:14,409 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212684475] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:14,409 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1858951882] [2021-08-13 18:07:14,410 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:14,437 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-13 18:07:14,437 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:14,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:14,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:14,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:14,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:14,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:14,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:14,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:14,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:14,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:14,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:14,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:14,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:14,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:14,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:14,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:14,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:14,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:14,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:14,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:14,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:14,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:14,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:14,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:14,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:14,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:14,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:14,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:14,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:14,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:14,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:14,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:14,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:14,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:14,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:14,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:14,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:14,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:14,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:14,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:14,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:14,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:14,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:14,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:14,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:14,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:14,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:14,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:14,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:14,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:14,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:14,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:14,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:14,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:14,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:14,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:14,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:14,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:14,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:14,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:14,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:14,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:14,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:14,486 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-08-13 18:07:14,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:14,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:14,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:14,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:14,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:14,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:14,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:14,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:14,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:14,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:14,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:14,539 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:07:14,539 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1858951882] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:14,539 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:14,539 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 7 [2021-08-13 18:07:14,539 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512041047] [2021-08-13 18:07:14,539 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-13 18:07:14,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:14,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-13 18:07:14,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-13 18:07:14,540 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:14,540 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 224 places, 624 transitions, 28228 flow. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:14,540 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:14,540 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:14,540 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:14,788 INFO L129 PetriNetUnfolder]: 238/946 cut-off events. [2021-08-13 18:07:14,788 INFO L130 PetriNetUnfolder]: For 3719/3722 co-relation queries the response was YES. [2021-08-13 18:07:14,789 INFO L84 FinitePrefix]: Finished finitePrefix Result has 15772 conditions, 946 events. 238/946 cut-off events. For 3719/3722 co-relation queries the response was YES. Maximal size of possible extension queue 95. Compared 7979 event pairs, 0 based on Foata normal form. 11/957 useless extension candidates. Maximal degree in co-relation 15110. Up to 618 conditions per place. [2021-08-13 18:07:14,796 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 425 selfloop transitions, 127 changer transitions 50/615 dead transitions. [2021-08-13 18:07:14,796 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 615 transitions, 29082 flow [2021-08-13 18:07:14,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-13 18:07:14,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-08-13 18:07:14,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 88 transitions. [2021-08-13 18:07:14,797 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8380952380952381 [2021-08-13 18:07:14,797 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 88 transitions. [2021-08-13 18:07:14,797 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 88 transitions. [2021-08-13 18:07:14,797 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:14,798 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 88 transitions. [2021-08-13 18:07:14,798 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:14,798 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 15.0) internal successors, (120), 8 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:14,798 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 15.0) internal successors, (120), 8 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:14,798 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 214 predicate places. [2021-08-13 18:07:14,798 INFO L482 AbstractCegarLoop]: Abstraction has has 230 places, 615 transitions, 29082 flow [2021-08-13 18:07:14,798 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:14,799 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:14,799 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:15,021 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-08-13 18:07:15,021 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:15,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:15,022 INFO L82 PathProgramCache]: Analyzing trace with hash -1126578199, now seen corresponding path program 22 times [2021-08-13 18:07:15,022 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:15,022 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317088526] [2021-08-13 18:07:15,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:15,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:15,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:15,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:15,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,072 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:15,072 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:15,072 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317088526] [2021-08-13 18:07:15,072 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317088526] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:15,072 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [122345579] [2021-08-13 18:07:15,073 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:15,111 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-13 18:07:15,111 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:15,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:15,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:15,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:15,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:15,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:15,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:15,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:15,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:15,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:15,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:15,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:15,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:15,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:15,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:15,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:15,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:15,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:15,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:15,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,148 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-08-13 18:07:15,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:15,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:15,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:15,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,151 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-08-13 18:07:15,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,159 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:15,159 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [122345579] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:15,159 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:15,159 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 8 [2021-08-13 18:07:15,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539618549] [2021-08-13 18:07:15,159 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-13 18:07:15,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:15,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-13 18:07:15,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-08-13 18:07:15,161 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:15,161 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 230 places, 615 transitions, 29082 flow. Second operand has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 9 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:15,161 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:15,161 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:15,161 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:15,606 INFO L129 PetriNetUnfolder]: 294/1124 cut-off events. [2021-08-13 18:07:15,606 INFO L130 PetriNetUnfolder]: For 4023/4023 co-relation queries the response was YES. [2021-08-13 18:07:15,607 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19896 conditions, 1124 events. 294/1124 cut-off events. For 4023/4023 co-relation queries the response was YES. Maximal size of possible extension queue 115. Compared 9751 event pairs, 0 based on Foata normal form. 2/1126 useless extension candidates. Maximal degree in co-relation 19142. Up to 752 conditions per place. [2021-08-13 18:07:15,616 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 394 selfloop transitions, 293 changer transitions 50/750 dead transitions. [2021-08-13 18:07:15,616 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 244 places, 750 transitions, 37096 flow [2021-08-13 18:07:15,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-13 18:07:15,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-08-13 18:07:15,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 181 transitions. [2021-08-13 18:07:15,617 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8044444444444444 [2021-08-13 18:07:15,617 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 181 transitions. [2021-08-13 18:07:15,617 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 181 transitions. [2021-08-13 18:07:15,617 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:15,617 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 181 transitions. [2021-08-13 18:07:15,618 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 15 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:15,618 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 15.0) internal successors, (240), 16 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:15,618 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 15.0) internal successors, (240), 16 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:15,618 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 228 predicate places. [2021-08-13 18:07:15,618 INFO L482 AbstractCegarLoop]: Abstraction has has 244 places, 750 transitions, 37096 flow [2021-08-13 18:07:15,618 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 9 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:15,618 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:15,619 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:15,841 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:15,841 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:15,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:15,842 INFO L82 PathProgramCache]: Analyzing trace with hash 591170861, now seen corresponding path program 23 times [2021-08-13 18:07:15,842 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:15,842 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724212280] [2021-08-13 18:07:15,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:15,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:15,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:15,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:15,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:15,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,886 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:15,886 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:15,886 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724212280] [2021-08-13 18:07:15,886 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724212280] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:15,886 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1378479222] [2021-08-13 18:07:15,886 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:15,912 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-08-13 18:07:15,912 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:15,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:15,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:15,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:15,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:15,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:15,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:15,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:15,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:15,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:15,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:15,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:15,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:15,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:15,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:15,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:15,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:15,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:15,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:15,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:15,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:15,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:15,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:15,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:15,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:15,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:15,955 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-08-13 18:07:15,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:15,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:15,962 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:07:15,963 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1378479222] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:15,963 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:15,963 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 8 [2021-08-13 18:07:15,963 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314356511] [2021-08-13 18:07:15,963 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-13 18:07:15,963 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:15,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-13 18:07:15,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-08-13 18:07:15,964 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:15,964 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 244 places, 750 transitions, 37096 flow. Second operand has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 9 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:15,964 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:15,964 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:15,964 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:16,424 INFO L129 PetriNetUnfolder]: 292/1130 cut-off events. [2021-08-13 18:07:16,425 INFO L130 PetriNetUnfolder]: For 4689/4730 co-relation queries the response was YES. [2021-08-13 18:07:16,426 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20733 conditions, 1130 events. 292/1130 cut-off events. For 4689/4730 co-relation queries the response was YES. Maximal size of possible extension queue 115. Compared 9847 event pairs, 0 based on Foata normal form. 8/1138 useless extension candidates. Maximal degree in co-relation 19959. Up to 754 conditions per place. [2021-08-13 18:07:16,437 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 553 selfloop transitions, 139 changer transitions 50/754 dead transitions. [2021-08-13 18:07:16,437 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 254 places, 754 transitions, 38828 flow [2021-08-13 18:07:16,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-13 18:07:16,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-08-13 18:07:16,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 134 transitions. [2021-08-13 18:07:16,438 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8121212121212121 [2021-08-13 18:07:16,438 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 134 transitions. [2021-08-13 18:07:16,438 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 134 transitions. [2021-08-13 18:07:16,438 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:16,439 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 134 transitions. [2021-08-13 18:07:16,439 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 12.181818181818182) internal successors, (134), 11 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:16,439 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 15.0) internal successors, (180), 12 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:16,439 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 15.0) internal successors, (180), 12 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:16,440 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 238 predicate places. [2021-08-13 18:07:16,440 INFO L482 AbstractCegarLoop]: Abstraction has has 254 places, 754 transitions, 38828 flow [2021-08-13 18:07:16,440 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 9 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:16,440 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:16,440 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:16,663 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-08-13 18:07:16,663 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:16,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:16,664 INFO L82 PathProgramCache]: Analyzing trace with hash 1661792229, now seen corresponding path program 24 times [2021-08-13 18:07:16,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:16,664 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123279877] [2021-08-13 18:07:16,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:16,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:16,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:16,719 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:16,719 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:16,719 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123279877] [2021-08-13 18:07:16,719 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123279877] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:16,720 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1785837300] [2021-08-13 18:07:16,720 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:16,747 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-08-13 18:07:16,747 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:16,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:16,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:16,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:16,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:16,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:16,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:16,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:16,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:16,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:16,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:16,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:16,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:16,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:16,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:16,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:16,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:16,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:16,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:16,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:16,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:16,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:16,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:16,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:16,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:16,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:16,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:16,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:16,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:16,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:16,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:16,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:16,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:16,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:16,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:16,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:16,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:16,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:16,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:16,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:16,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:16,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:16,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:16,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:16,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:16,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:16,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:16,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:16,805 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-08-13 18:07:16,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:16,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:16,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:16,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:16,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:16,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:16,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:16,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:16,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:16,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:16,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:16,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:16,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:16,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:16,810 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:16,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1785837300] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:16,811 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:16,811 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-08-13 18:07:16,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948689005] [2021-08-13 18:07:16,811 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-08-13 18:07:16,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:16,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-13 18:07:16,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2021-08-13 18:07:16,811 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:16,811 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 254 places, 754 transitions, 38828 flow. Second operand has 11 states, 11 states have (on average 10.090909090909092) internal successors, (111), 11 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:16,811 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:16,812 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:16,812 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:17,482 INFO L129 PetriNetUnfolder]: 376/1327 cut-off events. [2021-08-13 18:07:17,482 INFO L130 PetriNetUnfolder]: For 5456/5506 co-relation queries the response was YES. [2021-08-13 18:07:17,483 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26941 conditions, 1327 events. 376/1327 cut-off events. For 5456/5506 co-relation queries the response was YES. Maximal size of possible extension queue 148. Compared 11622 event pairs, 0 based on Foata normal form. 34/1361 useless extension candidates. Maximal degree in co-relation 26165. Up to 949 conditions per place. [2021-08-13 18:07:17,492 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 649 selfloop transitions, 238 changer transitions 50/949 dead transitions. [2021-08-13 18:07:17,492 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 270 places, 949 transitions, 51202 flow [2021-08-13 18:07:17,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-13 18:07:17,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-08-13 18:07:17,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 208 transitions. [2021-08-13 18:07:17,493 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8156862745098039 [2021-08-13 18:07:17,493 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 208 transitions. [2021-08-13 18:07:17,493 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 208 transitions. [2021-08-13 18:07:17,493 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:17,493 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 208 transitions. [2021-08-13 18:07:17,494 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 12.235294117647058) internal successors, (208), 17 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:17,494 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 15.0) internal successors, (270), 18 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:17,494 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 15.0) internal successors, (270), 18 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:17,495 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 254 predicate places. [2021-08-13 18:07:17,495 INFO L482 AbstractCegarLoop]: Abstraction has has 270 places, 949 transitions, 51202 flow [2021-08-13 18:07:17,495 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 10.090909090909092) internal successors, (111), 11 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:17,495 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:17,495 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:17,717 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-08-13 18:07:17,717 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:17,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:17,718 INFO L82 PathProgramCache]: Analyzing trace with hash -1420834484, now seen corresponding path program 25 times [2021-08-13 18:07:17,718 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:17,718 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859445642] [2021-08-13 18:07:17,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:17,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:17,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:17,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:17,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:17,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:17,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:17,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:17,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:17,757 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:17,757 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:17,757 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859445642] [2021-08-13 18:07:17,758 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859445642] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:17,758 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1735121851] [2021-08-13 18:07:17,758 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 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:17,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:17,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:17,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:17,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:17,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:17,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:17,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:17,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:17,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:17,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:17,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:17,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:17,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:17,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:17,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:17,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:17,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:17,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:17,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:17,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:17,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:17,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:17,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:17,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:17,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:17,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:17,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:17,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:17,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:17,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:17,809 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-08-13 18:07:17,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:17,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:17,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:17,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:17,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:17,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:17,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:17,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:17,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:17,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:17,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:17,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:17,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:17,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:17,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:17,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:17,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:17,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:17,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:17,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:17,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:17,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:17,821 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-08-13 18:07:17,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:17,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:17,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:17,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:17,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:17,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:17,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:17,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:17,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:17,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:17,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:17,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:17,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:17,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:17,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:17,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:17,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:17,829 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:17,829 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1735121851] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:17,829 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:17,829 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-08-13 18:07:17,829 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768589957] [2021-08-13 18:07:17,829 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-08-13 18:07:17,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:17,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-13 18:07:17,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-08-13 18:07:17,830 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:17,830 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 270 places, 949 transitions, 51202 flow. Second operand has 10 states, 10 states have (on average 10.1) internal successors, (101), 10 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:17,830 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:17,830 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:17,830 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:18,537 INFO L129 PetriNetUnfolder]: 384/1369 cut-off events. [2021-08-13 18:07:18,537 INFO L130 PetriNetUnfolder]: For 5286/5334 co-relation queries the response was YES. [2021-08-13 18:07:18,538 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28643 conditions, 1369 events. 384/1369 cut-off events. For 5286/5334 co-relation queries the response was YES. Maximal size of possible extension queue 151. Compared 12143 event pairs, 0 based on Foata normal form. 5/1374 useless extension candidates. Maximal degree in co-relation 27841. Up to 975 conditions per place. [2021-08-13 18:07:18,546 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 708 selfloop transitions, 196 changer transitions 59/975 dead transitions. [2021-08-13 18:07:18,546 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 283 places, 975 transitions, 54496 flow [2021-08-13 18:07:18,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-13 18:07:18,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-08-13 18:07:18,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 164 transitions. [2021-08-13 18:07:18,547 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.780952380952381 [2021-08-13 18:07:18,547 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 164 transitions. [2021-08-13 18:07:18,547 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 164 transitions. [2021-08-13 18:07:18,547 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:18,547 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 164 transitions. [2021-08-13 18:07:18,548 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 11.714285714285714) internal successors, (164), 14 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:18,548 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:18,548 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:18,548 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 267 predicate places. [2021-08-13 18:07:18,549 INFO L482 AbstractCegarLoop]: Abstraction has has 283 places, 975 transitions, 54496 flow [2021-08-13 18:07:18,549 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 10.1) internal successors, (101), 10 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:18,549 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:18,549 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:18,764 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-08-13 18:07:18,765 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:18,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:18,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1453281585, now seen corresponding path program 26 times [2021-08-13 18:07:18,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:18,765 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274306954] [2021-08-13 18:07:18,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:18,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:18,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:18,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:18,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:18,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:18,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:18,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:18,802 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:18,802 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:18,802 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274306954] [2021-08-13 18:07:18,802 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274306954] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:18,802 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1965810831] [2021-08-13 18:07:18,802 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 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:18,823 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-13 18:07:18,823 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:18,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:18,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:18,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:18,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:18,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:18,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:18,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:18,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:18,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:18,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:18,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:18,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:18,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:18,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:18,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:18,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:18,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:18,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:18,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:18,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:18,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:18,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:18,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:18,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:18,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:18,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:18,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:18,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:18,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:18,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:18,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:18,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:18,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:18,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:18,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:18,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:18,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:18,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:18,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:18,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:18,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:18,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:18,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:18,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:18,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:18,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:18,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:18,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:18,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:18,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:18,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:18,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:18,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:18,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:18,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:18,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:18,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:18,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:18,876 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-08-13 18:07:18,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:18,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:18,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:18,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:18,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:18,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:18,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:18,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:18,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:18,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:18,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:18,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:18,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:18,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:18,882 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:18,882 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1965810831] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:18,882 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:18,882 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-08-13 18:07:18,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428339871] [2021-08-13 18:07:18,883 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-08-13 18:07:18,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:18,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-13 18:07:18,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-08-13 18:07:18,883 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:18,883 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 283 places, 975 transitions, 54496 flow. Second operand has 10 states, 10 states have (on average 10.1) internal successors, (101), 10 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:18,883 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:18,883 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:18,883 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:19,618 INFO L129 PetriNetUnfolder]: 388/1377 cut-off events. [2021-08-13 18:07:19,619 INFO L130 PetriNetUnfolder]: For 5435/5477 co-relation queries the response was YES. [2021-08-13 18:07:19,620 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29919 conditions, 1377 events. 388/1377 cut-off events. For 5435/5477 co-relation queries the response was YES. Maximal size of possible extension queue 153. Compared 12207 event pairs, 0 based on Foata normal form. 3/1380 useless extension candidates. Maximal degree in co-relation 29115. Up to 985 conditions per place. [2021-08-13 18:07:19,630 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 692 selfloop transitions, 222 changer transitions 59/985 dead transitions. [2021-08-13 18:07:19,630 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 294 places, 985 transitions, 57022 flow [2021-08-13 18:07:19,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-13 18:07:19,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-08-13 18:07:19,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 147 transitions. [2021-08-13 18:07:19,631 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8166666666666667 [2021-08-13 18:07:19,631 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 147 transitions. [2021-08-13 18:07:19,631 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 147 transitions. [2021-08-13 18:07:19,631 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:19,632 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 147 transitions. [2021-08-13 18:07:19,632 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 12.25) internal successors, (147), 12 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:19,632 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 15.0) internal successors, (195), 13 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:19,632 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 15.0) internal successors, (195), 13 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:19,633 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 278 predicate places. [2021-08-13 18:07:19,633 INFO L482 AbstractCegarLoop]: Abstraction has has 294 places, 985 transitions, 57022 flow [2021-08-13 18:07:19,633 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 10.1) internal successors, (101), 10 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:19,633 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:19,633 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:19,848 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:19,849 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:19,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:19,849 INFO L82 PathProgramCache]: Analyzing trace with hash -2043634552, now seen corresponding path program 27 times [2021-08-13 18:07:19,849 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:19,849 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731705836] [2021-08-13 18:07:19,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:19,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:19,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:19,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:19,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:19,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:19,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:19,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:19,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:19,891 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:19,892 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:19,892 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731705836] [2021-08-13 18:07:19,892 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731705836] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:19,892 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [232520933] [2021-08-13 18:07:19,892 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 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:19,934 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-08-13 18:07:19,935 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:19,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:19,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:19,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:19,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:19,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:19,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:19,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:19,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:19,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:19,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:19,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:19,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:19,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:19,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:19,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:19,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:19,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:19,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:19,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:19,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:19,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:19,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:19,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:19,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:19,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:19,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:19,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:19,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:19,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:19,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:19,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:19,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:19,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:19,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:19,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:19,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:19,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:19,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:19,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:19,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:19,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:19,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:19,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:19,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:19,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:19,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:19,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:19,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:19,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:19,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:19,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:19,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:19,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:19,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:19,978 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-08-13 18:07:19,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:19,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:19,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:19,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:19,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:19,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:19,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:19,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:19,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:19,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:19,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:19,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:19,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:19,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:19,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:19,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:19,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:19,984 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:19,984 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [232520933] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:19,984 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:19,984 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 8 [2021-08-13 18:07:19,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122560426] [2021-08-13 18:07:19,985 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-13 18:07:19,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:19,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-13 18:07:19,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-13 18:07:19,985 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:19,986 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 294 places, 985 transitions, 57022 flow. Second operand has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 9 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:19,986 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:19,986 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:19,986 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:20,912 INFO L129 PetriNetUnfolder]: 408/1470 cut-off events. [2021-08-13 18:07:20,912 INFO L130 PetriNetUnfolder]: For 5836/5884 co-relation queries the response was YES. [2021-08-13 18:07:20,914 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32572 conditions, 1470 events. 408/1470 cut-off events. For 5836/5884 co-relation queries the response was YES. Maximal size of possible extension queue 159. Compared 13282 event pairs, 0 based on Foata normal form. 4/1474 useless extension candidates. Maximal degree in co-relation 31685. Up to 1037 conditions per place. [2021-08-13 18:07:20,924 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 781 selfloop transitions, 197 changer transitions 63/1053 dead transitions. [2021-08-13 18:07:20,924 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 302 places, 1053 transitions, 62940 flow [2021-08-13 18:07:20,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-13 18:07:20,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-08-13 18:07:20,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 113 transitions. [2021-08-13 18:07:20,925 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.837037037037037 [2021-08-13 18:07:20,925 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 113 transitions. [2021-08-13 18:07:20,925 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 113 transitions. [2021-08-13 18:07:20,925 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:20,926 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 113 transitions. [2021-08-13 18:07:20,926 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 12.555555555555555) internal successors, (113), 9 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:20,926 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 15.0) internal successors, (150), 10 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:20,926 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 15.0) internal successors, (150), 10 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:20,926 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 286 predicate places. [2021-08-13 18:07:20,927 INFO L482 AbstractCegarLoop]: Abstraction has has 302 places, 1053 transitions, 62940 flow [2021-08-13 18:07:20,927 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 9 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:20,927 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:20,927 INFO L266 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:21,149 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2021-08-13 18:07:21,149 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:21,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:21,150 INFO L82 PathProgramCache]: Analyzing trace with hash 607578217, now seen corresponding path program 28 times [2021-08-13 18:07:21,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:21,150 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900939] [2021-08-13 18:07:21,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:21,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:21,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:21,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:21,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:21,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:21,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:21,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:21,197 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:21,197 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:21,197 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900939] [2021-08-13 18:07:21,197 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900939] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:21,197 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [399477468] [2021-08-13 18:07:21,197 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:21,237 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-13 18:07:21,237 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:21,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:21,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:21,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:21,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:21,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:21,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:21,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:21,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:21,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:21,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:21,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:21,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:21,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:21,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:21,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:21,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:21,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:21,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:21,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:21,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:21,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:21,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:21,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:21,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:21,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:21,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:21,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:21,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:21,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:21,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:21,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:21,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:21,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:21,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:21,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:21,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:21,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:21,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:21,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:21,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:21,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:21,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:21,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:21,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:21,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:21,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:21,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:21,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:21,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:21,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:21,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:21,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:21,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:21,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:21,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:21,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:21,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:21,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:21,299 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-08-13 18:07:21,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:21,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:21,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:21,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:21,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:21,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:21,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:21,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:21,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:21,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:21,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:21,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:21,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:21,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:21,305 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:21,305 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [399477468] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:21,305 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:21,305 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-08-13 18:07:21,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230722203] [2021-08-13 18:07:21,306 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-08-13 18:07:21,306 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:21,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-13 18:07:21,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-08-13 18:07:21,306 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:21,306 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 302 places, 1053 transitions, 62940 flow. Second operand has 10 states, 10 states have (on average 10.1) internal successors, (101), 10 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:21,307 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:21,307 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:21,307 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:22,196 INFO L129 PetriNetUnfolder]: 409/1471 cut-off events. [2021-08-13 18:07:22,197 INFO L130 PetriNetUnfolder]: For 5615/5615 co-relation queries the response was YES. [2021-08-13 18:07:22,199 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33842 conditions, 1471 events. 409/1471 cut-off events. For 5615/5615 co-relation queries the response was YES. Maximal size of possible extension queue 163. Compared 13322 event pairs, 0 based on Foata normal form. 6/1477 useless extension candidates. Maximal degree in co-relation 32971. Up to 1044 conditions per place. [2021-08-13 18:07:22,212 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 676 selfloop transitions, 309 changer transitions 63/1060 dead transitions. [2021-08-13 18:07:22,212 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 315 places, 1060 transitions, 65514 flow [2021-08-13 18:07:22,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-13 18:07:22,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-08-13 18:07:22,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 172 transitions. [2021-08-13 18:07:22,213 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.819047619047619 [2021-08-13 18:07:22,213 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 172 transitions. [2021-08-13 18:07:22,213 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 172 transitions. [2021-08-13 18:07:22,213 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:22,213 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 172 transitions. [2021-08-13 18:07:22,214 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 12.285714285714286) internal successors, (172), 14 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:22,214 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:22,214 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:22,214 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 299 predicate places. [2021-08-13 18:07:22,214 INFO L482 AbstractCegarLoop]: Abstraction has has 315 places, 1060 transitions, 65514 flow [2021-08-13 18:07:22,214 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 10.1) internal successors, (101), 10 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:22,214 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:22,215 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:22,428 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:22,429 INFO L430 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:22,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:22,429 INFO L82 PathProgramCache]: Analyzing trace with hash -325885492, now seen corresponding path program 29 times [2021-08-13 18:07:22,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:22,429 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313157753] [2021-08-13 18:07:22,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:22,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:22,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:22,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:22,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:22,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:22,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:22,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:22,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:22,468 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:22,468 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:22,468 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313157753] [2021-08-13 18:07:22,469 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313157753] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:22,469 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [190600967] [2021-08-13 18:07:22,469 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 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:22,508 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-08-13 18:07:22,508 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:22,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:22,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:22,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:22,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:22,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:22,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:22,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:22,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:22,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:22,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:22,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:22,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:22,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:22,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:22,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:22,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:22,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:22,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:22,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:22,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:22,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:22,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:22,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:22,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:22,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:22,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:22,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:22,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:22,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:22,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:22,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:22,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:22,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:22,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:22,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:22,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:22,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:22,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:22,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:22,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:22,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:22,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:22,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:22,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:22,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:22,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:22,534 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-08-13 18:07:22,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:22,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:22,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:22,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:22,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:22,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:22,538 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-08-13 18:07:22,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:22,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:22,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:22,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:22,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:22,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:22,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:22,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:22,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:22,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:22,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:22,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:22,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:22,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:22,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:22,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:22,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:22,544 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:07:22,544 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [190600967] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:22,544 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:22,544 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 8 [2021-08-13 18:07:22,544 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338558410] [2021-08-13 18:07:22,544 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-13 18:07:22,544 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:22,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-13 18:07:22,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-13 18:07:22,545 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:22,545 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 315 places, 1060 transitions, 65514 flow. Second operand has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 9 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:22,545 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:22,545 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:22,545 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:23,420 INFO L129 PetriNetUnfolder]: 405/1470 cut-off events. [2021-08-13 18:07:23,420 INFO L130 PetriNetUnfolder]: For 5737/5737 co-relation queries the response was YES. [2021-08-13 18:07:23,422 INFO L84 FinitePrefix]: Finished finitePrefix Result has 34734 conditions, 1470 events. 405/1470 cut-off events. For 5737/5737 co-relation queries the response was YES. Maximal size of possible extension queue 161. Compared 13363 event pairs, 0 based on Foata normal form. 3/1473 useless extension candidates. Maximal degree in co-relation 33861. Up to 1039 conditions per place. [2021-08-13 18:07:23,431 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 667 selfloop transitions, 311 changer transitions 65/1055 dead transitions. [2021-08-13 18:07:23,431 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 328 places, 1055 transitions, 67280 flow [2021-08-13 18:07:23,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-13 18:07:23,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-08-13 18:07:23,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 168 transitions. [2021-08-13 18:07:23,432 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8 [2021-08-13 18:07:23,432 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 168 transitions. [2021-08-13 18:07:23,432 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 168 transitions. [2021-08-13 18:07:23,432 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:23,432 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 168 transitions. [2021-08-13 18:07:23,432 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 12.0) internal successors, (168), 14 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:23,433 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:23,433 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:23,433 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 312 predicate places. [2021-08-13 18:07:23,433 INFO L482 AbstractCegarLoop]: Abstraction has has 328 places, 1055 transitions, 67280 flow [2021-08-13 18:07:23,433 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 9 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:23,433 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:23,433 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:23,636 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2021-08-13 18:07:23,637 INFO L430 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:23,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:23,637 INFO L82 PathProgramCache]: Analyzing trace with hash 1384727816, now seen corresponding path program 30 times [2021-08-13 18:07:23,637 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:23,637 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673784878] [2021-08-13 18:07:23,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:23,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:23,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:23,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:23,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:23,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:23,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:23,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:23,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:23,675 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:23,675 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:23,675 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673784878] [2021-08-13 18:07:23,675 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673784878] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:23,675 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [382719436] [2021-08-13 18:07:23,675 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 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:23,695 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-08-13 18:07:23,696 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:23,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:23,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:23,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:23,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:23,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:23,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:23,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:23,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:23,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:23,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:23,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:23,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:23,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:23,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:23,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:23,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:23,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:23,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:23,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:23,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:23,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:23,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:23,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:23,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:23,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:23,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:23,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:23,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:23,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:23,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:23,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:23,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:23,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:23,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:23,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:23,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:23,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:23,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:23,727 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-08-13 18:07:23,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:23,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:23,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:23,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:23,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:23,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:23,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:23,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:23,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:23,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:23,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:23,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:23,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:23,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:23,735 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-08-13 18:07:23,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:23,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:23,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:23,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:23,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:23,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:23,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:23,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:23,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:23,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:23,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:23,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:23,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:23,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:23,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:23,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:23,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:23,741 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:23,742 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [382719436] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:23,742 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:23,742 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-08-13 18:07:23,742 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832475730] [2021-08-13 18:07:23,742 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-08-13 18:07:23,742 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:23,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-13 18:07:23,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-08-13 18:07:23,742 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:23,743 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 328 places, 1055 transitions, 67280 flow. Second operand has 10 states, 10 states have (on average 10.1) internal successors, (101), 10 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:23,743 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:23,743 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:23,743 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:24,611 INFO L129 PetriNetUnfolder]: 404/1465 cut-off events. [2021-08-13 18:07:24,611 INFO L130 PetriNetUnfolder]: For 6370/6373 co-relation queries the response was YES. [2021-08-13 18:07:24,613 INFO L84 FinitePrefix]: Finished finitePrefix Result has 35763 conditions, 1465 events. 404/1465 cut-off events. For 6370/6373 co-relation queries the response was YES. Maximal size of possible extension queue 163. Compared 13307 event pairs, 0 based on Foata normal form. 6/1471 useless extension candidates. Maximal degree in co-relation 34888. Up to 1039 conditions per place. [2021-08-13 18:07:24,626 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 663 selfloop transitions, 311 changer transitions 69/1055 dead transitions. [2021-08-13 18:07:24,626 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 1055 transitions, 69356 flow [2021-08-13 18:07:24,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-13 18:07:24,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-08-13 18:07:24,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 179 transitions. [2021-08-13 18:07:24,627 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7955555555555556 [2021-08-13 18:07:24,627 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 179 transitions. [2021-08-13 18:07:24,627 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 179 transitions. [2021-08-13 18:07:24,627 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:24,627 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 179 transitions. [2021-08-13 18:07:24,628 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 11.933333333333334) internal successors, (179), 15 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:24,628 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 15.0) internal successors, (240), 16 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:24,628 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 15.0) internal successors, (240), 16 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:24,628 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 326 predicate places. [2021-08-13 18:07:24,628 INFO L482 AbstractCegarLoop]: Abstraction has has 342 places, 1055 transitions, 69356 flow [2021-08-13 18:07:24,628 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 10.1) internal successors, (101), 10 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:24,628 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:24,629 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:24,836 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2021-08-13 18:07:24,837 INFO L430 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:24,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:24,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1801047432, now seen corresponding path program 31 times [2021-08-13 18:07:24,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:24,837 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590287394] [2021-08-13 18:07:24,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:24,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:24,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:24,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:24,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:24,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:24,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:24,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:24,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:24,872 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:24,873 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:24,873 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590287394] [2021-08-13 18:07:24,873 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590287394] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:24,873 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [930159350] [2021-08-13 18:07:24,873 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:24,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:24,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-13 18:07:24,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:24,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:24,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:24,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:24,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:24,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:24,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:24,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:24,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:24,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:24,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:24,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:24,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:24,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:24,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:24,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:24,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:24,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:24,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:24,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:24,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:24,916 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-08-13 18:07:24,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:24,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:24,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:24,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:24,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:24,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:24,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:24,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:24,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:24,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:24,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:24,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:24,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:24,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:24,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:24,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:24,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:24,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:24,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:24,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:24,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:24,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:24,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:24,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:24,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:24,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:24,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:24,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:24,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:24,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:24,939 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-08-13 18:07:24,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:24,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:24,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:24,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:24,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:24,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:24,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:24,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:24,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:24,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:24,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:24,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:24,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:24,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:24,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:24,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:24,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:24,947 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:24,947 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [930159350] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:24,947 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:24,947 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-08-13 18:07:24,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412016665] [2021-08-13 18:07:24,948 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-08-13 18:07:24,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:24,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-13 18:07:24,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-08-13 18:07:24,948 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:24,948 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 342 places, 1055 transitions, 69356 flow. Second operand has 11 states, 11 states have (on average 10.090909090909092) internal successors, (111), 11 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:24,948 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:24,949 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:24,949 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:25,859 INFO L129 PetriNetUnfolder]: 403/1461 cut-off events. [2021-08-13 18:07:25,859 INFO L130 PetriNetUnfolder]: For 6361/6412 co-relation queries the response was YES. [2021-08-13 18:07:25,861 INFO L84 FinitePrefix]: Finished finitePrefix Result has 36699 conditions, 1461 events. 403/1461 cut-off events. For 6361/6412 co-relation queries the response was YES. Maximal size of possible extension queue 158. Compared 13214 event pairs, 0 based on Foata normal form. 4/1465 useless extension candidates. Maximal degree in co-relation 35831. Up to 1036 conditions per place. [2021-08-13 18:07:25,872 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 761 selfloop transitions, 206 changer transitions 73/1052 dead transitions. [2021-08-13 18:07:25,873 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 355 places, 1052 transitions, 71236 flow [2021-08-13 18:07:25,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-13 18:07:25,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-08-13 18:07:25,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 161 transitions. [2021-08-13 18:07:25,874 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7666666666666667 [2021-08-13 18:07:25,874 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 161 transitions. [2021-08-13 18:07:25,874 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 161 transitions. [2021-08-13 18:07:25,874 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:25,874 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 161 transitions. [2021-08-13 18:07:25,874 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 11.5) internal successors, (161), 14 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:25,875 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:25,875 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:25,875 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 339 predicate places. [2021-08-13 18:07:25,875 INFO L482 AbstractCegarLoop]: Abstraction has has 355 places, 1052 transitions, 71236 flow [2021-08-13 18:07:25,875 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 10.090909090909092) internal successors, (111), 11 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:25,875 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:25,875 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:26,075 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2021-08-13 18:07:26,076 INFO L430 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:26,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:26,076 INFO L82 PathProgramCache]: Analyzing trace with hash 1541270963, now seen corresponding path program 32 times [2021-08-13 18:07:26,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:26,076 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335408052] [2021-08-13 18:07:26,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:26,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:26,093 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-08-13 18:07:26,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:26,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:26,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:26,135 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:26,136 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:26,136 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335408052] [2021-08-13 18:07:26,136 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335408052] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:26,136 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1839305388] [2021-08-13 18:07:26,136 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 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:26,160 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-13 18:07:26,161 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:26,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-13 18:07:26,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:26,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:26,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:26,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 18:07:26,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:26,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 18:07:26,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:26,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 18:07:26,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:26,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 18:07:26,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:26,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 18:07:26,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:26,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-08-13 18:07:26,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:26,263 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-08-13 18:07:26,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:26,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:26,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:26,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:26,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:26,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:26,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:26,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:26,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:26,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:26,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:26,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:26,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:26,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:26,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:26,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:26,278 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:26,278 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1839305388] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:26,278 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:26,278 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-08-13 18:07:26,279 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864251840] [2021-08-13 18:07:26,279 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-08-13 18:07:26,279 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:26,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-13 18:07:26,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2021-08-13 18:07:26,279 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:26,280 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 355 places, 1052 transitions, 71236 flow. Second operand has 15 states, 15 states have (on average 10.133333333333333) internal successors, (152), 15 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:26,280 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:26,280 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:26,280 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:27,704 INFO L129 PetriNetUnfolder]: 577/1853 cut-off events. [2021-08-13 18:07:27,704 INFO L130 PetriNetUnfolder]: For 8455/8511 co-relation queries the response was YES. [2021-08-13 18:07:27,706 INFO L84 FinitePrefix]: Finished finitePrefix Result has 51844 conditions, 1853 events. 577/1853 cut-off events. For 8455/8511 co-relation queries the response was YES. Maximal size of possible extension queue 219. Compared 16970 event pairs, 0 based on Foata normal form. 34/1887 useless extension candidates. Maximal degree in co-relation 50974. Up to 1429 conditions per place. [2021-08-13 18:07:27,719 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 696 selfloop transitions, 664 changer transitions 73/1445 dead transitions. [2021-08-13 18:07:27,720 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 378 places, 1445 transitions, 101528 flow [2021-08-13 18:07:27,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-13 18:07:27,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-08-13 18:07:27,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 281 transitions. [2021-08-13 18:07:27,721 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7805555555555556 [2021-08-13 18:07:27,721 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 281 transitions. [2021-08-13 18:07:27,721 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 281 transitions. [2021-08-13 18:07:27,721 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:27,721 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 281 transitions. [2021-08-13 18:07:27,722 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 11.708333333333334) internal successors, (281), 24 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:27,722 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 15.0) internal successors, (375), 25 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:27,722 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 15.0) internal successors, (375), 25 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:27,722 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 362 predicate places. [2021-08-13 18:07:27,723 INFO L482 AbstractCegarLoop]: Abstraction has has 378 places, 1445 transitions, 101528 flow [2021-08-13 18:07:27,723 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 10.133333333333333) internal successors, (152), 15 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:27,723 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:27,723 INFO L266 CegarLoopForPetriNet]: trace histogram [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:27,931 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2021-08-13 18:07:27,932 INFO L430 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:27,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:27,932 INFO L82 PathProgramCache]: Analyzing trace with hash -930202381, now seen corresponding path program 33 times [2021-08-13 18:07:27,932 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:27,932 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990949865] [2021-08-13 18:07:27,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:27,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:27,941 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-08-13 18:07:27,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:27,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:27,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:27,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:27,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:27,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:27,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:27,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:27,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:27,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:27,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:27,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:27,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:27,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:27,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:27,986 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:27,986 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:27,986 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990949865] [2021-08-13 18:07:27,986 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990949865] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:27,986 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1796076621] [2021-08-13 18:07:27,987 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:28,008 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-13 18:07:28,009 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:28,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-13 18:07:28,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:28,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:28,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:28,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:28,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:28,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:28,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:28,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:28,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:28,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:28,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:28,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:28,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:28,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:28,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:28,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:28,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:28,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:28,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:28,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:28,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:28,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:28,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:28,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:28,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:28,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:28,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:28,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:28,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:28,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:28,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:28,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:28,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:28,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:28,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:28,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:28,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:28,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:28,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:28,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:28,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:28,063 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-08-13 18:07:28,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:28,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:28,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:28,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:28,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:28,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:28,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:28,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:28,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:28,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:28,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:28,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:28,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:28,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:28,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:28,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:28,072 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:07:28,072 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1796076621] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:28,072 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:28,073 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 13 [2021-08-13 18:07:28,073 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734275975] [2021-08-13 18:07:28,073 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-08-13 18:07:28,073 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:28,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-13 18:07:28,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2021-08-13 18:07:28,074 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:28,074 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 378 places, 1445 transitions, 101528 flow. Second operand has 14 states, 14 states have (on average 10.285714285714286) internal successors, (144), 14 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:28,074 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:28,074 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:28,074 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:30,483 INFO L129 PetriNetUnfolder]: 756/2342 cut-off events. [2021-08-13 18:07:30,484 INFO L130 PetriNetUnfolder]: For 9314/9365 co-relation queries the response was YES. [2021-08-13 18:07:30,486 INFO L84 FinitePrefix]: Finished finitePrefix Result has 69803 conditions, 2342 events. 756/2342 cut-off events. For 9314/9365 co-relation queries the response was YES. Maximal size of possible extension queue 274. Compared 22028 event pairs, 0 based on Foata normal form. 48/2390 useless extension candidates. Maximal degree in co-relation 68819. Up to 1875 conditions per place. [2021-08-13 18:07:30,505 INFO L132 encePairwiseOnDemand]: 10/15 looper letters, 659 selfloop transitions, 1145 changer transitions 75/1891 dead transitions. [2021-08-13 18:07:30,505 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 406 places, 1891 transitions, 137200 flow [2021-08-13 18:07:30,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-08-13 18:07:30,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2021-08-13 18:07:30,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 329 transitions. [2021-08-13 18:07:30,506 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.7563218390804598 [2021-08-13 18:07:30,506 INFO L72 ComplementDD]: Start complementDD. Operand 29 states and 329 transitions. [2021-08-13 18:07:30,506 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 329 transitions. [2021-08-13 18:07:30,506 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:30,507 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 29 states and 329 transitions. [2021-08-13 18:07:30,507 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 30 states, 29 states have (on average 11.344827586206897) internal successors, (329), 29 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:30,508 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 30 states, 30 states have (on average 15.0) internal successors, (450), 30 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:30,508 INFO L81 ComplementDD]: Finished complementDD. Result has 30 states, 30 states have (on average 15.0) internal successors, (450), 30 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:30,508 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 390 predicate places. [2021-08-13 18:07:30,508 INFO L482 AbstractCegarLoop]: Abstraction has has 406 places, 1891 transitions, 137200 flow [2021-08-13 18:07:30,508 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 10.285714285714286) internal successors, (144), 14 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:30,508 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:30,508 INFO L266 CegarLoopForPetriNet]: trace histogram [5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:30,712 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-08-13 18:07:30,713 INFO L430 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:30,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:30,713 INFO L82 PathProgramCache]: Analyzing trace with hash -1249608923, now seen corresponding path program 34 times [2021-08-13 18:07:30,713 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:30,713 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764903110] [2021-08-13 18:07:30,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:30,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:30,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:30,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:30,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:30,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:30,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:30,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:30,766 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:30,766 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:30,766 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764903110] [2021-08-13 18:07:30,766 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764903110] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:30,766 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1959815275] [2021-08-13 18:07:30,766 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:30,802 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-13 18:07:30,802 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:30,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 13 conjunts are in the unsatisfiable core [2021-08-13 18:07:30,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:30,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:30,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:30,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:30,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:30,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:30,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:30,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:30,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:30,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:30,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:30,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:30,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:30,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:30,946 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-08-13 18:07:30,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:30,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:30,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:30,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:30,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:30,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:30,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:30,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:30,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:30,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:30,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:30,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:30,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:30,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:30,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:30,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:30,953 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:30,953 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1959815275] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:30,953 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:30,953 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-08-13 18:07:30,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146440242] [2021-08-13 18:07:30,953 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-08-13 18:07:30,954 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:30,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-13 18:07:30,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-08-13 18:07:30,954 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:07:30,954 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 406 places, 1891 transitions, 137200 flow. Second operand has 13 states, 13 states have (on average 10.461538461538462) internal successors, (136), 13 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:30,954 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:30,954 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:07:30,954 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:36,361 INFO L129 PetriNetUnfolder]: 1566/4153 cut-off events. [2021-08-13 18:07:36,361 INFO L130 PetriNetUnfolder]: For 15034/15090 co-relation queries the response was YES. [2021-08-13 18:07:36,366 INFO L84 FinitePrefix]: Finished finitePrefix Result has 140753 conditions, 4153 events. 1566/4153 cut-off events. For 15034/15090 co-relation queries the response was YES. Maximal size of possible extension queue 317. Compared 37835 event pairs, 0 based on Foata normal form. 363/4516 useless extension candidates. Maximal degree in co-relation 139812. Up to 3704 conditions per place. [2021-08-13 18:07:36,519 INFO L132 encePairwiseOnDemand]: 12/15 looper letters, 1755 selfloop transitions, 1832 changer transitions 121/3720 dead transitions. [2021-08-13 18:07:36,519 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 418 places, 3720 transitions, 279200 flow [2021-08-13 18:07:36,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-13 18:07:36,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-08-13 18:07:36,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 169 transitions. [2021-08-13 18:07:36,520 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8047619047619048 [2021-08-13 18:07:36,520 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 169 transitions. [2021-08-13 18:07:36,520 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 169 transitions. [2021-08-13 18:07:36,520 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:36,521 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 169 transitions. [2021-08-13 18:07:36,521 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 12.071428571428571) internal successors, (169), 14 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:36,521 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:36,522 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 15.0) internal successors, (225), 15 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:36,522 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 402 predicate places. [2021-08-13 18:07:36,522 INFO L482 AbstractCegarLoop]: Abstraction has has 418 places, 3720 transitions, 279200 flow [2021-08-13 18:07:36,522 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 10.461538461538462) internal successors, (136), 13 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:36,522 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:36,522 INFO L266 CegarLoopForPetriNet]: trace histogram [6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:36,727 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-08-13 18:07:36,727 INFO L430 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:36,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:36,728 INFO L82 PathProgramCache]: Analyzing trace with hash 1806710409, now seen corresponding path program 35 times [2021-08-13 18:07:36,728 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:36,728 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141511649] [2021-08-13 18:07:36,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:36,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:36,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:36,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:36,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:36,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:36,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:36,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:36,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:36,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:36,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:36,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:36,781 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:07:36,781 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:36,781 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141511649] [2021-08-13 18:07:36,782 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2141511649] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:36,782 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1285385001] [2021-08-13 18:07:36,782 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:36,819 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-08-13 18:07:36,820 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:36,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 23 conjunts are in the unsatisfiable core [2021-08-13 18:07:36,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:36,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:36,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:36,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:36,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:36,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:36,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:36,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:36,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:36,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:36,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:36,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:36,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:36,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:36,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:36,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:36,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:36,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:36,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:36,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:36,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:36,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:36,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:36,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:36,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:36,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:07:36,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:07:36,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:07:36,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:07:36,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:07:36,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:07:36,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:07:36,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:07:36,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:07:36,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:07:36,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:07:36,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:07:36,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:07:36,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:07:36,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:07:36,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:07:36,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:07:36,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:07:36,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:07:36,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:07:36,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:07:36,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:36,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:07:36,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-08-13 18:07:36,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:36,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:36,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:07:36,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-08-13 18:07:37,004 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-08-13 18:07:37,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,011 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-08-13 18:07:37,012 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,014 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-08-13 18:07:37,014 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,017 INFO L142 QuantifierPusher]: treesize reduction 9, result has 92.7 percent of original size [2021-08-13 18:07:37,018 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-08-13 18:07:37,019 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,021 INFO L142 QuantifierPusher]: treesize reduction 14, result has 86.0 percent of original size [2021-08-13 18:07:37,022 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:07:37,023 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,024 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:07:37,025 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,026 INFO L142 QuantifierPusher]: treesize reduction 4, result has 94.1 percent of original size [2021-08-13 18:07:37,027 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:07:37,027 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,030 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:07:37,031 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,033 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:37,033 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-08-13 18:07:37,037 INFO L147 QuantifierPusher]: treesize reduction 6, result has 82.9 percent of original size 29 [2021-08-13 18:07:37,038 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:07:37,038 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,039 INFO L142 QuantifierPusher]: treesize reduction 4, result has 93.3 percent of original size [2021-08-13 18:07:37,040 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:37,041 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,042 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:37,043 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-08-13 18:07:37,046 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:37,047 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,049 INFO L147 QuantifierPusher]: treesize reduction 6, result has 80.6 percent of original size 25 [2021-08-13 18:07:37,051 INFO L147 QuantifierPusher]: treesize reduction 18, result has 74.3 percent of original size 52 [2021-08-13 18:07:37,054 INFO L147 QuantifierPusher]: treesize reduction 18, result has 82.5 percent of original size 85 [2021-08-13 18:07:37,058 INFO L147 QuantifierPusher]: treesize reduction 31, result has 80.7 percent of original size 130 [2021-08-13 18:07:37,066 INFO L147 QuantifierPusher]: treesize reduction 43, result has 81.5 percent of original size 189 [2021-08-13 18:07:37,072 INFO L147 QuantifierPusher]: treesize reduction 43, result has 81.5 percent of original size 189 [2021-08-13 18:07:37,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,082 INFO L142 QuantifierPusher]: treesize reduction 43, result has 83.3 percent of original size [2021-08-13 18:07:37,082 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:37,083 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,089 INFO L142 QuantifierPusher]: treesize reduction 32, result has 86.6 percent of original size [2021-08-13 18:07:37,090 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:37,091 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,093 INFO L142 QuantifierPusher]: treesize reduction 73, result has 66.2 percent of original size [2021-08-13 18:07:37,094 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:37,095 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,096 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:37,097 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,100 INFO L142 QuantifierPusher]: treesize reduction 12, result has 92.0 percent of original size [2021-08-13 18:07:37,100 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:37,101 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,102 INFO L732 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-08-13 18:07:37,103 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,108 INFO L147 QuantifierPusher]: treesize reduction 40, result has 44.4 percent of original size 32 [2021-08-13 18:07:37,108 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:37,109 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,110 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:37,111 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-08-13 18:07:37,114 INFO L147 QuantifierPusher]: treesize reduction 54, result has 48.6 percent of original size 51 [2021-08-13 18:07:37,116 INFO L147 QuantifierPusher]: treesize reduction 62, result has 56.0 percent of original size 79 [2021-08-13 18:07:37,117 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-08-13 18:07:37,118 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,120 INFO L142 QuantifierPusher]: treesize reduction 10, result has 91.9 percent of original size [2021-08-13 18:07:37,120 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-08-13 18:07:37,121 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,123 INFO L142 QuantifierPusher]: treesize reduction 18, result has 84.5 percent of original size [2021-08-13 18:07:37,124 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-08-13 18:07:37,124 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,126 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:07:37,126 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,128 INFO L142 QuantifierPusher]: treesize reduction 8, result has 90.5 percent of original size [2021-08-13 18:07:37,128 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:07:37,129 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,130 INFO L142 QuantifierPusher]: treesize reduction 5, result has 90.4 percent of original size [2021-08-13 18:07:37,131 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:37,131 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:07:37,134 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:07:37,135 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,136 INFO L142 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size [2021-08-13 18:07:37,137 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:37,137 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,138 INFO L142 QuantifierPusher]: treesize reduction 5, result has 90.4 percent of original size [2021-08-13 18:07:37,139 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:37,139 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,141 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:37,141 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:07:37,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-08-13 18:07:37,146 INFO L147 QuantifierPusher]: treesize reduction 21, result has 73.4 percent of original size 58 [2021-08-13 18:07:37,150 INFO L147 QuantifierPusher]: treesize reduction 25, result has 79.5 percent of original size 97 [2021-08-13 18:07:37,154 INFO L147 QuantifierPusher]: treesize reduction 40, result has 75.5 percent of original size 123 [2021-08-13 18:07:37,159 INFO L147 QuantifierPusher]: treesize reduction 40, result has 80.2 percent of original size 162 [2021-08-13 18:07:37,168 INFO L147 QuantifierPusher]: treesize reduction 134, result has 64.2 percent of original size 240 [2021-08-13 18:07:37,178 INFO L147 QuantifierPusher]: treesize reduction 134, result has 64.2 percent of original size 240 [2021-08-13 18:07:37,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,190 INFO L142 QuantifierPusher]: treesize reduction 142, result has 63.8 percent of original size [2021-08-13 18:07:37,191 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:37,192 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,206 INFO L142 QuantifierPusher]: treesize reduction 82, result has 83.3 percent of original size [2021-08-13 18:07:37,210 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:37,211 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,219 INFO L142 QuantifierPusher]: treesize reduction 235, result has 30.5 percent of original size [2021-08-13 18:07:37,220 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:37,221 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 18:07:37,224 INFO L147 QuantifierPusher]: treesize reduction 31, result has 63.1 percent of original size 53 [2021-08-13 18:07:37,225 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:37,226 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,230 INFO L732 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-08-13 18:07:37,230 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,233 INFO L142 QuantifierPusher]: treesize reduction 36, result has 63.6 percent of original size [2021-08-13 18:07:37,234 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:37,234 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,237 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:37,237 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,239 INFO L147 QuantifierPusher]: treesize reduction 18, result has 18.2 percent of original size 4 [2021-08-13 18:07:37,240 INFO L147 QuantifierPusher]: treesize reduction 18, result has 50.0 percent of original size 18 [2021-08-13 18:07:37,240 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:07:37,241 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,248 INFO L142 QuantifierPusher]: treesize reduction 90, result has 73.7 percent of original size [2021-08-13 18:07:37,249 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:07:37,251 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,258 INFO L142 QuantifierPusher]: treesize reduction 202, result has 34.4 percent of original size [2021-08-13 18:07:37,258 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:37,260 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:07:37,264 INFO L147 QuantifierPusher]: treesize reduction 30, result has 62.0 percent of original size 49 [2021-08-13 18:07:37,268 INFO L147 QuantifierPusher]: treesize reduction 69, result has 57.9 percent of original size 95 [2021-08-13 18:07:37,271 INFO L147 QuantifierPusher]: treesize reduction 87, result has 57.6 percent of original size 118 [2021-08-13 18:07:37,276 INFO L147 QuantifierPusher]: treesize reduction 118, result has 59.7 percent of original size 175 [2021-08-13 18:07:37,280 INFO L147 QuantifierPusher]: treesize reduction 118, result has 59.7 percent of original size 175 [2021-08-13 18:07:37,282 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:37,283 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,290 INFO L142 QuantifierPusher]: treesize reduction 420, result has 29.8 percent of original size [2021-08-13 18:07:37,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,292 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:37,293 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,296 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:37,297 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,298 INFO L142 QuantifierPusher]: treesize reduction 18, result has 65.4 percent of original size [2021-08-13 18:07:37,299 INFO L147 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size 9 [2021-08-13 18:07:37,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:37,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:37,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:37,306 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-08-13 18:07:37,307 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:37,307 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-08-13 18:07:37,307 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-08-13 18:07:37,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:37,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:37,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:37,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:37,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:37,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:37,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:37,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:37,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:37,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:37,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:37,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:37,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:37,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:37,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:37,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:37,319 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:37,319 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1285385001] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:37,319 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:37,319 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10] total 16 [2021-08-13 18:07:37,319 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332276156] [2021-08-13 18:07:37,320 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-08-13 18:07:37,320 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:37,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-13 18:07:37,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2021-08-13 18:07:37,320 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 15 [2021-08-13 18:07:37,321 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 418 places, 3720 transitions, 279200 flow. Second operand has 17 states, 17 states have (on average 11.117647058823529) internal successors, (189), 17 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:37,321 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:37,321 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 15 [2021-08-13 18:07:37,321 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:07:55,041 INFO L129 PetriNetUnfolder]: 1920/5503 cut-off events. [2021-08-13 18:07:55,042 INFO L130 PetriNetUnfolder]: For 24227/24275 co-relation queries the response was YES. [2021-08-13 18:07:55,047 INFO L84 FinitePrefix]: Finished finitePrefix Result has 178674 conditions, 5503 events. 1920/5503 cut-off events. For 24227/24275 co-relation queries the response was YES. Maximal size of possible extension queue 389. Compared 55028 event pairs, 0 based on Foata normal form. 31/5534 useless extension candidates. Maximal degree in co-relation 176638. Up to 4610 conditions per place. [2021-08-13 18:07:55,093 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 2436 selfloop transitions, 755 changer transitions 134/4237 dead transitions. [2021-08-13 18:07:55,093 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 434 places, 4237 transitions, 325568 flow [2021-08-13 18:07:55,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-13 18:07:55,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-08-13 18:07:55,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 211 transitions. [2021-08-13 18:07:55,094 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8274509803921568 [2021-08-13 18:07:55,094 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 211 transitions. [2021-08-13 18:07:55,094 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 211 transitions. [2021-08-13 18:07:55,094 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:07:55,095 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 211 transitions. [2021-08-13 18:07:55,095 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 12.411764705882353) internal successors, (211), 17 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:55,095 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 15.0) internal successors, (270), 18 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:55,095 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 15.0) internal successors, (270), 18 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:55,095 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 418 predicate places. [2021-08-13 18:07:55,095 INFO L482 AbstractCegarLoop]: Abstraction has has 434 places, 4237 transitions, 325568 flow [2021-08-13 18:07:55,095 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 11.117647058823529) internal successors, (189), 17 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:55,096 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:07:55,096 INFO L266 CegarLoopForPetriNet]: trace histogram [6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:07:55,306 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-08-13 18:07:55,306 INFO L430 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:07:55,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:07:55,307 INFO L82 PathProgramCache]: Analyzing trace with hash -1422306359, now seen corresponding path program 36 times [2021-08-13 18:07:55,307 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:07:55,307 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709039150] [2021-08-13 18:07:55,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:07:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:07:55,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:55,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:55,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:07:55,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:07:55,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:55,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:55,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:07:55,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,362 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:07:55,362 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:07:55,362 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709039150] [2021-08-13 18:07:55,362 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709039150] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:55,362 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1321633523] [2021-08-13 18:07:55,362 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:07:55,393 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-08-13 18:07:55,394 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:07:55,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 23 conjunts are in the unsatisfiable core [2021-08-13 18:07:55,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:07:55,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:07:55,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:55,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:55,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:55,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:55,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:55,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:55,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:07:55,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:55,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:55,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:55,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:55,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:55,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:55,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:55,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:55,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:55,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:55,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:55,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:07:55,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:07:55,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:07:55,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:07:55,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:07:55,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:07:55,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:07:55,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:07:55,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:07:55,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:07:55,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:07:55,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:07:55,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:07:55,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:07:55,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:07:55,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:07:55,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:07:55,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:07:55,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:07:55,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:07:55,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:07:55,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:07:55,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:07:55,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:07:55,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:07:55,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:07:55,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:07:55,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-08-13 18:07:55,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:07:55,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-08-13 18:07:55,699 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-08-13 18:07:55,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,704 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-08-13 18:07:55,705 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,708 INFO L142 QuantifierPusher]: treesize reduction 13, result has 90.7 percent of original size [2021-08-13 18:07:55,708 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-08-13 18:07:55,709 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,710 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:07:55,711 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,712 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:07:55,713 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,714 INFO L142 QuantifierPusher]: treesize reduction 9, result has 86.8 percent of original size [2021-08-13 18:07:55,714 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:55,715 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,716 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:55,717 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,720 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:55,720 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,724 INFO L147 QuantifierPusher]: treesize reduction 9, result has 69.0 percent of original size 20 [2021-08-13 18:07:55,725 INFO L147 QuantifierPusher]: treesize reduction 9, result has 87.5 percent of original size 63 [2021-08-13 18:07:55,726 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-08-13 18:07:55,727 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,728 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:07:55,729 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,730 INFO L142 QuantifierPusher]: treesize reduction 9, result has 88.2 percent of original size [2021-08-13 18:07:55,731 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:07:55,732 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,733 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:55,734 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,737 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:07:55,737 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-08-13 18:07:55,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-08-13 18:07:55,743 INFO L147 QuantifierPusher]: treesize reduction 22, result has 82.7 percent of original size 105 [2021-08-13 18:07:55,746 INFO L147 QuantifierPusher]: treesize reduction 49, result has 74.1 percent of original size 140 [2021-08-13 18:07:55,749 INFO L147 QuantifierPusher]: treesize reduction 49, result has 74.1 percent of original size 140 [2021-08-13 18:07:55,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,753 INFO L142 QuantifierPusher]: treesize reduction 49, result has 78.8 percent of original size [2021-08-13 18:07:55,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,755 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:55,755 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,762 INFO L142 QuantifierPusher]: treesize reduction 38, result has 88.3 percent of original size [2021-08-13 18:07:55,762 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:55,763 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,769 INFO L142 QuantifierPusher]: treesize reduction 39, result has 86.3 percent of original size [2021-08-13 18:07:55,770 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:55,772 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,773 INFO L732 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-08-13 18:07:55,774 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,775 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.7 percent of original size [2021-08-13 18:07:55,776 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:07:55,776 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,777 INFO L142 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size [2021-08-13 18:07:55,778 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:55,779 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,780 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-08-13 18:07:55,781 INFO L147 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size 17 [2021-08-13 18:07:55,781 INFO L147 QuantifierPusher]: treesize reduction 27, result has 12.9 percent of original size 4 [2021-08-13 18:07:55,782 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:55,783 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,784 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-08-13 18:07:55,785 INFO L147 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size 17 [2021-08-13 18:07:55,786 INFO L147 QuantifierPusher]: treesize reduction 90, result has 4.3 percent of original size 4 [2021-08-13 18:07:55,786 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:07:55,787 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,788 INFO L142 QuantifierPusher]: treesize reduction 16, result has 76.5 percent of original size [2021-08-13 18:07:55,788 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:55,789 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,790 INFO L142 QuantifierPusher]: treesize reduction 9, result has 82.7 percent of original size [2021-08-13 18:07:55,790 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:55,791 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,793 INFO L147 QuantifierPusher]: treesize reduction 5, result has 76.2 percent of original size 16 [2021-08-13 18:07:55,794 INFO L147 QuantifierPusher]: treesize reduction 11, result has 63.3 percent of original size 19 [2021-08-13 18:07:55,795 INFO L147 QuantifierPusher]: treesize reduction 110, result has 16.7 percent of original size 22 [2021-08-13 18:07:55,797 INFO L147 QuantifierPusher]: treesize reduction 163, result has 34.3 percent of original size 85 [2021-08-13 18:07:55,801 INFO L147 QuantifierPusher]: treesize reduction 241, result has 36.1 percent of original size 136 [2021-08-13 18:07:55,805 INFO L147 QuantifierPusher]: treesize reduction 241, result has 36.1 percent of original size 136 [2021-08-13 18:07:55,805 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:55,806 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,817 INFO L142 QuantifierPusher]: treesize reduction 556, result has 28.9 percent of original size [2021-08-13 18:07:55,818 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:55,819 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,825 INFO L142 QuantifierPusher]: treesize reduction 92, result has 67.6 percent of original size [2021-08-13 18:07:55,826 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:55,827 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,828 INFO L142 QuantifierPusher]: treesize reduction 8, result has 90.0 percent of original size [2021-08-13 18:07:55,828 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:55,829 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,830 INFO L142 QuantifierPusher]: treesize reduction 12, result has 80.0 percent of original size [2021-08-13 18:07:55,830 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:55,830 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,831 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:55,832 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:07:55,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:07:55,835 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:55,835 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,836 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:55,837 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 18:07:55,839 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:55,840 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:07:55,842 INFO L147 QuantifierPusher]: treesize reduction 18, result has 50.0 percent of original size 18 [2021-08-13 18:07:55,843 INFO L147 QuantifierPusher]: treesize reduction 35, result has 32.7 percent of original size 17 [2021-08-13 18:07:55,844 INFO L147 QuantifierPusher]: treesize reduction 35, result has 55.1 percent of original size 43 [2021-08-13 18:07:55,845 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:55,845 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,847 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:07:55,847 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,849 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:07:55,851 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 18:07:55,853 INFO L147 QuantifierPusher]: treesize reduction 9, result has 78.6 percent of original size 33 [2021-08-13 18:07:55,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,855 INFO L147 QuantifierPusher]: treesize reduction 36, result has 43.8 percent of original size 28 [2021-08-13 18:07:55,856 INFO L147 QuantifierPusher]: treesize reduction 36, result has 70.2 percent of original size 85 [2021-08-13 18:07:55,857 INFO L147 QuantifierPusher]: treesize reduction 36, result has 70.2 percent of original size 85 [2021-08-13 18:07:55,858 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:55,859 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,861 INFO L142 QuantifierPusher]: treesize reduction 36, result has 72.5 percent of original size [2021-08-13 18:07:55,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,862 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:55,863 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,864 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.3 percent of original size [2021-08-13 18:07:55,865 INFO L147 QuantifierPusher]: treesize reduction 5, result has 70.6 percent of original size 12 [2021-08-13 18:07:55,865 INFO L147 QuantifierPusher]: treesize reduction 5, result has 70.6 percent of original size 12 [2021-08-13 18:07:55,866 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:55,866 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,867 INFO L142 QuantifierPusher]: treesize reduction 36, result has 21.7 percent of original size [2021-08-13 18:07:55,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,869 INFO L732 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-08-13 18:07:55,869 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,870 INFO L142 QuantifierPusher]: treesize reduction 12, result has 78.6 percent of original size [2021-08-13 18:07:55,871 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:07:55,871 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:07:55,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,876 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-08-13 18:07:55,877 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,878 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-08-13 18:07:55,878 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-08-13 18:07:55,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:07:55,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:07:55,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:07:55,886 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:07:55,886 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1321633523] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:07:55,887 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:07:55,887 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10] total 16 [2021-08-13 18:07:55,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883275362] [2021-08-13 18:07:55,887 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-08-13 18:07:55,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:07:55,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-13 18:07:55,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2021-08-13 18:07:55,888 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 15 [2021-08-13 18:07:55,888 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 434 places, 4237 transitions, 325568 flow. Second operand has 17 states, 17 states have (on average 11.117647058823529) internal successors, (189), 17 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:07:55,888 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:07:55,888 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 15 [2021-08-13 18:07:55,888 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:08:25,613 INFO L129 PetriNetUnfolder]: 2243/6601 cut-off events. [2021-08-13 18:08:25,614 INFO L130 PetriNetUnfolder]: For 36088/36136 co-relation queries the response was YES. [2021-08-13 18:08:25,620 INFO L84 FinitePrefix]: Finished finitePrefix Result has 214267 conditions, 6601 events. 2243/6601 cut-off events. For 36088/36136 co-relation queries the response was YES. Maximal size of possible extension queue 438. Compared 69133 event pairs, 0 based on Foata normal form. 3/6604 useless extension candidates. Maximal degree in co-relation 211273. Up to 5424 conditions per place. [2021-08-13 18:08:25,678 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 2957 selfloop transitions, 760 changer transitions 134/4763 dead transitions. [2021-08-13 18:08:25,678 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 450 places, 4763 transitions, 374478 flow [2021-08-13 18:08:25,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-13 18:08:25,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-08-13 18:08:25,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 211 transitions. [2021-08-13 18:08:25,679 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8274509803921568 [2021-08-13 18:08:25,679 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 211 transitions. [2021-08-13 18:08:25,679 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 211 transitions. [2021-08-13 18:08:25,679 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:08:25,679 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 211 transitions. [2021-08-13 18:08:25,680 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 12.411764705882353) internal successors, (211), 17 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:08:25,680 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 15.0) internal successors, (270), 18 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:08:25,680 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 15.0) internal successors, (270), 18 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:08:25,680 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 434 predicate places. [2021-08-13 18:08:25,680 INFO L482 AbstractCegarLoop]: Abstraction has has 450 places, 4763 transitions, 374478 flow [2021-08-13 18:08:25,681 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 11.117647058823529) internal successors, (189), 17 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:08:25,681 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:08:25,681 INFO L266 CegarLoopForPetriNet]: trace histogram [6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:08:25,888 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93,39 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:08:25,889 INFO L430 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:08:25,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:08:25,889 INFO L82 PathProgramCache]: Analyzing trace with hash -2129828983, now seen corresponding path program 37 times [2021-08-13 18:08:25,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:08:25,889 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943748946] [2021-08-13 18:08:25,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:08:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:08:25,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:25,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:08:25,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:08:25,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:08:25,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:08:25,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:08:25,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:08:25,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:08:25,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:25,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:25,935 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:08:25,935 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:08:25,935 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943748946] [2021-08-13 18:08:25,935 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943748946] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:08:25,935 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [40093738] [2021-08-13 18:08:25,935 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 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:08:25,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:08:25,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 23 conjunts are in the unsatisfiable core [2021-08-13 18:08:25,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:08:25,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:08:25,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:08:25,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:08:25,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:08:25,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:08:25,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:08:25,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:08:25,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:08:25,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:08:25,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:08:25,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:08:25,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:08:25,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:08:25,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:08:25,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:08:25,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:25,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:08:26,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:08:26,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:08:26,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:08:26,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:08:26,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:08:26,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:08:26,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:08:26,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:08:26,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:08:26,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:08:26,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:08:26,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:08:26,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:08:26,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:08:26,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:08:26,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:08:26,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:08:26,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:08:26,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:08:26,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:08:26,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:08:26,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:08:26,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:08:26,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:08:26,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:08:26,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:08:26,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:08:26,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:08:26,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:08:26,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:08:26,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-08-13 18:08:26,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:08:26,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-08-13 18:08:26,139 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-08-13 18:08:26,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,144 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-08-13 18:08:26,145 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,146 INFO L142 QuantifierPusher]: treesize reduction 8, result has 94.3 percent of original size [2021-08-13 18:08:26,147 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-08-13 18:08:26,148 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,149 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-08-13 18:08:26,149 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,151 INFO L142 QuantifierPusher]: treesize reduction 10, result has 89.1 percent of original size [2021-08-13 18:08:26,151 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:08:26,152 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,153 INFO L142 QuantifierPusher]: treesize reduction 4, result has 94.7 percent of original size [2021-08-13 18:08:26,154 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:08:26,154 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,155 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.3 percent of original size [2021-08-13 18:08:26,156 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:08:26,157 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 18:08:26,159 INFO L147 QuantifierPusher]: treesize reduction 6, result has 77.8 percent of original size 21 [2021-08-13 18:08:26,160 INFO L147 QuantifierPusher]: treesize reduction 6, result has 90.9 percent of original size 60 [2021-08-13 18:08:26,161 INFO L147 QuantifierPusher]: treesize reduction 10, result has 90.3 percent of original size 93 [2021-08-13 18:08:26,162 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-08-13 18:08:26,163 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,164 INFO L142 QuantifierPusher]: treesize reduction 10, result has 90.0 percent of original size [2021-08-13 18:08:26,165 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-08-13 18:08:26,166 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,167 INFO L142 QuantifierPusher]: treesize reduction 4, result has 95.2 percent of original size [2021-08-13 18:08:26,167 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:08:26,168 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,169 INFO L142 QuantifierPusher]: treesize reduction 4, result has 93.3 percent of original size [2021-08-13 18:08:26,169 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:08:26,170 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-08-13 18:08:26,173 INFO L147 QuantifierPusher]: treesize reduction 6, result has 80.6 percent of original size 25 [2021-08-13 18:08:26,174 INFO L147 QuantifierPusher]: treesize reduction 6, result has 91.9 percent of original size 68 [2021-08-13 18:08:26,278 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2021-08-13 18:08:26,279 INFO L147 QuantifierPusher]: treesize reduction 10, result has 91.3 percent of original size 105 [2021-08-13 18:08:26,283 INFO L147 QuantifierPusher]: treesize reduction 33, result has 85.1 percent of original size 189 [2021-08-13 18:08:26,283 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-08-13 18:08:26,284 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,286 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-08-13 18:08:26,286 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,288 INFO L142 QuantifierPusher]: treesize reduction 10, result has 90.7 percent of original size [2021-08-13 18:08:26,288 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:08:26,289 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,292 INFO L142 QuantifierPusher]: treesize reduction 4, result has 95.7 percent of original size [2021-08-13 18:08:26,293 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:08:26,299 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,301 INFO L142 QuantifierPusher]: treesize reduction 4, result has 94.7 percent of original size [2021-08-13 18:08:26,301 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:08:26,302 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,303 INFO L142 QuantifierPusher]: treesize reduction 5, result has 90.4 percent of original size [2021-08-13 18:08:26,303 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:08:26,304 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,305 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:08:26,306 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 18:08:26,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-08-13 18:08:26,309 INFO L147 QuantifierPusher]: treesize reduction 18, result has 77.2 percent of original size 61 [2021-08-13 18:08:26,310 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:08:26,310 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,311 INFO L142 QuantifierPusher]: treesize reduction 4, result has 94.1 percent of original size [2021-08-13 18:08:26,312 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:08:26,312 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,313 INFO L142 QuantifierPusher]: treesize reduction 5, result has 88.6 percent of original size [2021-08-13 18:08:26,314 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:08:26,314 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:08:26,317 INFO L147 QuantifierPusher]: treesize reduction 13, result has 75.0 percent of original size 39 [2021-08-13 18:08:26,319 INFO L147 QuantifierPusher]: treesize reduction 31, result has 78.0 percent of original size 110 [2021-08-13 18:08:26,322 INFO L147 QuantifierPusher]: treesize reduction 40, result has 78.5 percent of original size 146 [2021-08-13 18:08:26,322 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-08-13 18:08:26,323 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,325 INFO L142 QuantifierPusher]: treesize reduction 10, result has 91.4 percent of original size [2021-08-13 18:08:26,325 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-08-13 18:08:26,326 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,327 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.0 percent of original size [2021-08-13 18:08:26,327 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:08:26,328 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,329 INFO L142 QuantifierPusher]: treesize reduction 4, result has 94.7 percent of original size [2021-08-13 18:08:26,330 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:08:26,331 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,332 INFO L142 QuantifierPusher]: treesize reduction 5, result has 90.4 percent of original size [2021-08-13 18:08:26,332 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:08:26,333 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:08:26,336 INFO L147 QuantifierPusher]: treesize reduction 17, result has 71.7 percent of original size 43 [2021-08-13 18:08:26,337 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:08:26,338 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,339 INFO L142 QuantifierPusher]: treesize reduction 4, result has 95.2 percent of original size [2021-08-13 18:08:26,339 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:08:26,340 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,341 INFO L142 QuantifierPusher]: treesize reduction 5, result has 91.7 percent of original size [2021-08-13 18:08:26,341 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:08:26,342 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,344 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:08:26,344 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-08-13 18:08:26,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-08-13 18:08:26,348 INFO L147 QuantifierPusher]: treesize reduction 22, result has 75.8 percent of original size 69 [2021-08-13 18:08:26,350 INFO L147 QuantifierPusher]: treesize reduction 39, result has 75.8 percent of original size 122 [2021-08-13 18:08:26,354 INFO L147 QuantifierPusher]: treesize reduction 47, result has 77.6 percent of original size 163 [2021-08-13 18:08:26,363 INFO L147 QuantifierPusher]: treesize reduction 87, result has 78.3 percent of original size 313 [2021-08-13 18:08:26,379 INFO L147 QuantifierPusher]: treesize reduction 168, result has 73.4 percent of original size 464 [2021-08-13 18:08:26,395 INFO L147 QuantifierPusher]: treesize reduction 168, result has 73.4 percent of original size 464 [2021-08-13 18:08:26,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,414 INFO L142 QuantifierPusher]: treesize reduction 168, result has 74.5 percent of original size [2021-08-13 18:08:26,415 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:08:26,415 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,441 INFO L142 QuantifierPusher]: treesize reduction 364, result has 62.6 percent of original size [2021-08-13 18:08:26,442 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:08:26,443 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,446 INFO L142 QuantifierPusher]: treesize reduction 4, result has 98.8 percent of original size [2021-08-13 18:08:26,447 INFO L732 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-08-13 18:08:26,447 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,449 INFO L142 QuantifierPusher]: treesize reduction 4, result has 97.9 percent of original size [2021-08-13 18:08:26,450 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:08:26,451 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,452 INFO L142 QuantifierPusher]: treesize reduction 4, result has 94.2 percent of original size [2021-08-13 18:08:26,453 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:08:26,453 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,454 INFO L142 QuantifierPusher]: treesize reduction 4, result has 93.3 percent of original size [2021-08-13 18:08:26,455 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:08:26,456 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 18:08:26,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-08-13 18:08:26,459 INFO L147 QuantifierPusher]: treesize reduction 43, result has 31.7 percent of original size 20 [2021-08-13 18:08:26,459 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:08:26,460 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,462 INFO L142 QuantifierPusher]: treesize reduction 21, result has 86.5 percent of original size [2021-08-13 18:08:26,462 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:08:26,463 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,464 INFO L142 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-08-13 18:08:26,465 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:08:26,465 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,467 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:08:26,467 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,469 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:08:26,470 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 18:08:26,472 INFO L147 QuantifierPusher]: treesize reduction 5, result has 85.7 percent of original size 30 [2021-08-13 18:08:26,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,473 INFO L147 QuantifierPusher]: treesize reduction 5, result has 84.8 percent of original size 28 [2021-08-13 18:08:26,474 INFO L147 QuantifierPusher]: treesize reduction 10, result has 88.6 percent of original size 78 [2021-08-13 18:08:26,477 INFO L147 QuantifierPusher]: treesize reduction 56, result has 72.1 percent of original size 145 [2021-08-13 18:08:26,478 INFO L732 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-08-13 18:08:26,479 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,481 INFO L142 QuantifierPusher]: treesize reduction 4, result has 97.8 percent of original size [2021-08-13 18:08:26,481 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:08:26,482 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,484 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:08:26,484 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-08-13 18:08:26,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,487 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:08:26,487 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,489 INFO L142 QuantifierPusher]: treesize reduction 4, result has 95.6 percent of original size [2021-08-13 18:08:26,489 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:08:26,490 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,492 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:08:26,492 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-08-13 18:08:26,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,495 INFO L147 QuantifierPusher]: treesize reduction 5, result has 84.8 percent of original size 28 [2021-08-13 18:08:26,496 INFO L147 QuantifierPusher]: treesize reduction 19, result has 74.3 percent of original size 55 [2021-08-13 18:08:26,501 INFO L147 QuantifierPusher]: treesize reduction 94, result has 67.0 percent of original size 191 [2021-08-13 18:08:26,509 INFO L147 QuantifierPusher]: treesize reduction 320, result has 45.0 percent of original size 262 [2021-08-13 18:08:26,517 INFO L147 QuantifierPusher]: treesize reduction 320, result has 45.0 percent of original size 262 [2021-08-13 18:08:26,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,527 INFO L142 QuantifierPusher]: treesize reduction 320, result has 46.7 percent of original size [2021-08-13 18:08:26,528 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:08:26,529 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,531 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:08:26,531 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,535 INFO L142 QuantifierPusher]: treesize reduction 105, result has 56.3 percent of original size [2021-08-13 18:08:26,536 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:08:26,537 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,538 INFO L142 QuantifierPusher]: treesize reduction 4, result has 95.4 percent of original size [2021-08-13 18:08:26,539 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:08:26,539 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-08-13 18:08:26,542 INFO L147 QuantifierPusher]: treesize reduction 34, result has 52.1 percent of original size 37 [2021-08-13 18:08:26,543 INFO L147 QuantifierPusher]: treesize reduction 77, result has 38.9 percent of original size 49 [2021-08-13 18:08:26,544 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:08:26,544 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,546 INFO L732 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2021-08-13 18:08:26,546 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,548 INFO L142 QuantifierPusher]: treesize reduction 32, result has 71.2 percent of original size [2021-08-13 18:08:26,548 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:08:26,548 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,549 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:08:26,550 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,555 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:08:26,555 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-08-13 18:08:26,559 INFO L147 QuantifierPusher]: treesize reduction 80, result has 42.9 percent of original size 60 [2021-08-13 18:08:26,562 INFO L147 QuantifierPusher]: treesize reduction 157, result has 44.5 percent of original size 126 [2021-08-13 18:08:26,565 INFO L147 QuantifierPusher]: treesize reduction 157, result has 44.5 percent of original size 126 [2021-08-13 18:08:26,565 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:08:26,566 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,572 INFO L142 QuantifierPusher]: treesize reduction 433, result has 25.1 percent of original size [2021-08-13 18:08:26,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,575 INFO L732 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-08-13 18:08:26,576 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,577 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:08:26,578 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,579 INFO L142 QuantifierPusher]: treesize reduction 55, result has 53.4 percent of original size [2021-08-13 18:08:26,580 INFO L732 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-08-13 18:08:26,580 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,581 INFO L142 QuantifierPusher]: treesize reduction 21, result has 73.4 percent of original size [2021-08-13 18:08:26,582 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:08:26,582 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,585 INFO L147 QuantifierPusher]: treesize reduction 18, result has 33.3 percent of original size 9 [2021-08-13 18:08:26,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:08:26,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:26,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:26,588 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-08-13 18:08:26,589 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:26,590 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-08-13 18:08:26,590 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-08-13 18:08:26,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:26,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:26,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:26,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:26,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:26,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:26,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:26,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:26,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:26,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:26,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:26,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:26,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:26,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:08:26,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:08:26,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:08:26,599 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:08:26,599 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [40093738] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:08:26,599 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:08:26,599 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10] total 16 [2021-08-13 18:08:26,599 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29971086] [2021-08-13 18:08:26,600 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-08-13 18:08:26,600 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:08:26,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-13 18:08:26,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2021-08-13 18:08:26,600 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 15 [2021-08-13 18:08:26,600 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 450 places, 4763 transitions, 374478 flow. Second operand has 17 states, 17 states have (on average 11.117647058823529) internal successors, (189), 17 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:08:26,600 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:08:26,600 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 15 [2021-08-13 18:08:26,600 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:09:04,913 INFO L129 PetriNetUnfolder]: 2327/6933 cut-off events. [2021-08-13 18:09:04,914 INFO L130 PetriNetUnfolder]: For 47871/47919 co-relation queries the response was YES. [2021-08-13 18:09:04,921 INFO L84 FinitePrefix]: Finished finitePrefix Result has 226946 conditions, 6933 events. 2327/6933 cut-off events. For 47871/47919 co-relation queries the response was YES. Maximal size of possible extension queue 459. Compared 73886 event pairs, 0 based on Foata normal form. 2/6935 useless extension candidates. Maximal degree in co-relation 223392. Up to 5638 conditions per place. [2021-08-13 18:09:04,984 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 3648 selfloop transitions, 205 changer transitions 134/4899 dead transitions. [2021-08-13 18:09:04,984 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 466 places, 4899 transitions, 392996 flow [2021-08-13 18:09:04,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-13 18:09:04,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-08-13 18:09:04,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 211 transitions. [2021-08-13 18:09:04,985 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8274509803921568 [2021-08-13 18:09:04,985 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 211 transitions. [2021-08-13 18:09:04,985 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 211 transitions. [2021-08-13 18:09:04,985 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:09:04,985 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 211 transitions. [2021-08-13 18:09:04,986 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 12.411764705882353) internal successors, (211), 17 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:09:04,986 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 15.0) internal successors, (270), 18 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:09:04,986 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 15.0) internal successors, (270), 18 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:09:04,986 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 450 predicate places. [2021-08-13 18:09:04,986 INFO L482 AbstractCegarLoop]: Abstraction has has 466 places, 4899 transitions, 392996 flow [2021-08-13 18:09:04,986 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 11.117647058823529) internal successors, (189), 17 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:09:04,986 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:09:04,986 INFO L266 CegarLoopForPetriNet]: trace histogram [6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:09:05,187 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable133 [2021-08-13 18:09:05,187 INFO L430 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:09:05,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:09:05,187 INFO L82 PathProgramCache]: Analyzing trace with hash -1246986381, now seen corresponding path program 38 times [2021-08-13 18:09:05,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:09:05,187 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283060669] [2021-08-13 18:09:05,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:09:05,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:09:05,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:09:05,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:05,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:09:05,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:09:05,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:09:05,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:05,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:09:05,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:05,232 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:09:05,232 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:09:05,232 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283060669] [2021-08-13 18:09:05,233 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283060669] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:09:05,233 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [263772158] [2021-08-13 18:09:05,233 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 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:09:05,274 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-13 18:09:05,274 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:09:05,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 23 conjunts are in the unsatisfiable core [2021-08-13 18:09:05,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:09:05,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:09:05,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:05,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:05,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:05,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:05,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:05,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:05,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:05,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:09:05,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:09:05,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:09:05,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:09:05,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:09:05,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:09:05,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:09:05,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:09:05,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:09:05,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:09:05,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:09:05,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:09:05,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:09:05,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:09:05,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:09:05,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:09:05,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:09:05,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:09:05,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:09:05,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:09:05,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:09:05,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:09:05,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:09:05,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:09:05,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:09:05,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:09:05,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:09:05,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:09:05,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:09:05,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:09:05,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:09:05,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:09:05,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:09:05,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:09:05,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:09:05,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:09:05,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:09:05,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:09:05,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-08-13 18:09:05,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:09:05,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-08-13 18:09:05,470 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-08-13 18:09:05,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,476 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-08-13 18:09:05,477 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,479 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-08-13 18:09:05,479 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,481 INFO L142 QuantifierPusher]: treesize reduction 8, result has 93.5 percent of original size [2021-08-13 18:09:05,481 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-08-13 18:09:05,482 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,483 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.6 percent of original size [2021-08-13 18:09:05,484 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:09:05,484 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,485 INFO L142 QuantifierPusher]: treesize reduction 5, result has 93.4 percent of original size [2021-08-13 18:09:05,486 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:09:05,487 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,488 INFO L142 QuantifierPusher]: treesize reduction 5, result has 91.7 percent of original size [2021-08-13 18:09:05,488 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:09:05,489 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,490 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:09:05,490 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-08-13 18:09:05,492 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:05,493 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 18:09:05,495 INFO L147 QuantifierPusher]: treesize reduction 6, result has 86.4 percent of original size 38 [2021-08-13 18:09:05,496 INFO L147 QuantifierPusher]: treesize reduction 9, result has 85.9 percent of original size 55 [2021-08-13 18:09:05,497 INFO L147 QuantifierPusher]: treesize reduction 21, result has 78.6 percent of original size 77 [2021-08-13 18:09:05,498 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:09:05,498 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,500 INFO L142 QuantifierPusher]: treesize reduction 4, result has 95.7 percent of original size [2021-08-13 18:09:05,500 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:09:05,501 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,502 INFO L142 QuantifierPusher]: treesize reduction 5, result has 92.6 percent of original size [2021-08-13 18:09:05,502 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:05,503 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,504 INFO L142 QuantifierPusher]: treesize reduction 5, result has 90.4 percent of original size [2021-08-13 18:09:05,504 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:05,505 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,506 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:05,506 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 18:09:05,509 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:05,509 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:09:05,511 INFO L147 QuantifierPusher]: treesize reduction 6, result has 83.3 percent of original size 30 [2021-08-13 18:09:05,512 INFO L147 QuantifierPusher]: treesize reduction 9, result has 82.7 percent of original size 43 [2021-08-13 18:09:05,513 INFO L147 QuantifierPusher]: treesize reduction 40, result has 51.2 percent of original size 42 [2021-08-13 18:09:05,515 INFO L147 QuantifierPusher]: treesize reduction 40, result has 69.0 percent of original size 89 [2021-08-13 18:09:05,519 INFO L147 QuantifierPusher]: treesize reduction 69, result has 70.9 percent of original size 168 [2021-08-13 18:09:05,519 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-08-13 18:09:05,520 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,521 INFO L142 QuantifierPusher]: treesize reduction 8, result has 91.3 percent of original size [2021-08-13 18:09:05,522 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:09:05,522 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,524 INFO L142 QuantifierPusher]: treesize reduction 4, result has 94.7 percent of original size [2021-08-13 18:09:05,524 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:09:05,525 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,526 INFO L142 QuantifierPusher]: treesize reduction 5, result has 90.4 percent of original size [2021-08-13 18:09:05,526 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:05,527 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:05,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:09:05,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-08-13 18:09:05,531 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:09:05,534 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,535 INFO L142 QuantifierPusher]: treesize reduction 5, result has 91.7 percent of original size [2021-08-13 18:09:05,536 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:09:05,541 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:05,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:09:05,544 INFO L147 QuantifierPusher]: treesize reduction 35, result has 63.2 percent of original size 60 [2021-08-13 18:09:05,550 INFO L147 QuantifierPusher]: treesize reduction 147, result has 57.0 percent of original size 195 [2021-08-13 18:09:05,558 INFO L147 QuantifierPusher]: treesize reduction 159, result has 61.5 percent of original size 254 [2021-08-13 18:09:05,566 INFO L147 QuantifierPusher]: treesize reduction 159, result has 61.5 percent of original size 254 [2021-08-13 18:09:05,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,576 INFO L142 QuantifierPusher]: treesize reduction 159, result has 65.1 percent of original size [2021-08-13 18:09:05,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,580 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:05,585 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,597 INFO L142 QuantifierPusher]: treesize reduction 208, result has 62.3 percent of original size [2021-08-13 18:09:05,597 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:05,598 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,604 INFO L142 QuantifierPusher]: treesize reduction 122, result has 70.7 percent of original size [2021-08-13 18:09:05,605 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:09:05,605 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,607 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:09:05,609 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,610 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:05,611 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,612 INFO L142 QuantifierPusher]: treesize reduction 8, result has 83.3 percent of original size [2021-08-13 18:09:05,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:09:05,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-08-13 18:09:05,618 INFO L147 QuantifierPusher]: treesize reduction 57, result has 68.0 percent of original size 121 [2021-08-13 18:09:05,618 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:05,619 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,621 INFO L142 QuantifierPusher]: treesize reduction 56, result has 70.5 percent of original size [2021-08-13 18:09:05,622 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:05,622 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,624 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:09:05,625 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,626 INFO L142 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size [2021-08-13 18:09:05,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-08-13 18:09:05,627 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:05,628 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:09:05,631 INFO L147 QuantifierPusher]: treesize reduction 8, result has 91.8 percent of original size 89 [2021-08-13 18:09:05,632 INFO L147 QuantifierPusher]: treesize reduction 8, result has 91.8 percent of original size 89 [2021-08-13 18:09:05,636 INFO L147 QuantifierPusher]: treesize reduction 65, result has 76.7 percent of original size 214 [2021-08-13 18:09:05,637 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:05,638 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,642 INFO L142 QuantifierPusher]: treesize reduction 55, result has 77.8 percent of original size [2021-08-13 18:09:05,642 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:05,643 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,645 INFO L142 QuantifierPusher]: treesize reduction 66, result has 68.0 percent of original size [2021-08-13 18:09:05,646 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:05,646 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,648 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:05,649 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,650 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:05,652 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-08-13 18:09:05,656 INFO L147 QuantifierPusher]: treesize reduction 12, result has 81.5 percent of original size 53 [2021-08-13 18:09:05,657 INFO L147 QuantifierPusher]: treesize reduction 12, result has 88.5 percent of original size 92 [2021-08-13 18:09:05,659 INFO L147 QuantifierPusher]: treesize reduction 12, result has 91.2 percent of original size 124 [2021-08-13 18:09:05,659 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:05,660 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,662 INFO L142 QuantifierPusher]: treesize reduction 41, result has 73.7 percent of original size [2021-08-13 18:09:05,662 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:05,663 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,665 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:09:05,665 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-08-13 18:09:05,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-08-13 18:09:05,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2021-08-13 18:09:05,672 INFO L147 QuantifierPusher]: treesize reduction 70, result has 70.5 percent of original size 167 [2021-08-13 18:09:05,680 INFO L147 QuantifierPusher]: treesize reduction 221, result has 57.5 percent of original size 299 [2021-08-13 18:09:05,688 INFO L147 QuantifierPusher]: treesize reduction 221, result has 57.5 percent of original size 299 [2021-08-13 18:09:05,689 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:05,689 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,701 INFO L142 QuantifierPusher]: treesize reduction 746, result has 30.1 percent of original size [2021-08-13 18:09:05,702 INFO L732 QuantifierPusher]: Distributing 4 conjuncts over 3 disjuncts [2021-08-13 18:09:05,703 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,705 INFO L142 QuantifierPusher]: treesize reduction 8, result has 96.1 percent of original size [2021-08-13 18:09:05,705 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:05,706 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:05,708 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:05,709 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:05,712 INFO L147 QuantifierPusher]: treesize reduction 27, result has 76.5 percent of original size 88 [2021-08-13 18:09:05,712 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:09:05,713 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,717 INFO L142 QuantifierPusher]: treesize reduction 134, result has 55.0 percent of original size [2021-08-13 18:09:05,718 INFO L732 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-08-13 18:09:05,719 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,722 INFO L147 QuantifierPusher]: treesize reduction 8, result has 93.8 percent of original size 120 [2021-08-13 18:09:05,724 INFO L147 QuantifierPusher]: treesize reduction 8, result has 94.7 percent of original size 143 [2021-08-13 18:09:05,728 INFO L147 QuantifierPusher]: treesize reduction 69, result has 74.4 percent of original size 201 [2021-08-13 18:09:05,732 INFO L147 QuantifierPusher]: treesize reduction 69, result has 74.4 percent of original size 201 [2021-08-13 18:09:05,732 INFO L732 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2021-08-13 18:09:05,733 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,737 INFO L142 QuantifierPusher]: treesize reduction 138, result has 56.2 percent of original size [2021-08-13 18:09:05,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,738 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:09:05,739 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:05,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:05,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:05,742 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:09:05,742 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,743 INFO L142 QuantifierPusher]: treesize reduction 89, result has 17.6 percent of original size [2021-08-13 18:09:05,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:05,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,748 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:05,749 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,750 INFO L142 QuantifierPusher]: treesize reduction 45, result has 45.1 percent of original size [2021-08-13 18:09:05,750 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:09:05,750 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,751 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.2 percent of original size [2021-08-13 18:09:05,752 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:05,752 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:09:05,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:09:05,755 INFO L147 QuantifierPusher]: treesize reduction 5, result has 73.7 percent of original size 14 [2021-08-13 18:09:05,755 INFO L147 QuantifierPusher]: treesize reduction 5, result has 73.7 percent of original size 14 [2021-08-13 18:09:05,755 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:05,756 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:05,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:05,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:05,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,758 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-08-13 18:09:05,760 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,760 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-08-13 18:09:05,760 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-08-13 18:09:05,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:05,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:05,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:05,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:05,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:05,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:05,769 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:09:05,770 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [263772158] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:09:05,770 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:09:05,770 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10] total 16 [2021-08-13 18:09:05,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369974049] [2021-08-13 18:09:05,770 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-08-13 18:09:05,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:09:05,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-13 18:09:05,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2021-08-13 18:09:05,771 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 15 [2021-08-13 18:09:05,771 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 466 places, 4899 transitions, 392996 flow. Second operand has 17 states, 17 states have (on average 11.117647058823529) internal successors, (189), 17 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:09:05,771 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:09:05,771 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 15 [2021-08-13 18:09:05,771 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:09:49,775 INFO L129 PetriNetUnfolder]: 2526/7695 cut-off events. [2021-08-13 18:09:49,775 INFO L130 PetriNetUnfolder]: For 66009/66059 co-relation queries the response was YES. [2021-08-13 18:09:49,783 INFO L84 FinitePrefix]: Finished finitePrefix Result has 252513 conditions, 7695 events. 2526/7695 cut-off events. For 66009/66059 co-relation queries the response was YES. Maximal size of possible extension queue 506. Compared 84552 event pairs, 0 based on Foata normal form. 7/7702 useless extension candidates. Maximal degree in co-relation 247915. Up to 6160 conditions per place. [2021-08-13 18:09:49,854 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 3240 selfloop transitions, 941 changer transitions 134/5227 dead transitions. [2021-08-13 18:09:49,855 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 482 places, 5227 transitions, 427910 flow [2021-08-13 18:09:49,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-13 18:09:49,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-08-13 18:09:49,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 211 transitions. [2021-08-13 18:09:49,856 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8274509803921568 [2021-08-13 18:09:49,856 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 211 transitions. [2021-08-13 18:09:49,856 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 211 transitions. [2021-08-13 18:09:49,856 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:09:49,856 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 211 transitions. [2021-08-13 18:09:49,857 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 12.411764705882353) internal successors, (211), 17 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:09:49,857 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 15.0) internal successors, (270), 18 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:09:49,857 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 15.0) internal successors, (270), 18 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:09:49,857 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 466 predicate places. [2021-08-13 18:09:49,857 INFO L482 AbstractCegarLoop]: Abstraction has has 482 places, 5227 transitions, 427910 flow [2021-08-13 18:09:49,857 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 11.117647058823529) internal successors, (189), 17 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:09:49,857 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:09:49,857 INFO L266 CegarLoopForPetriNet]: trace histogram [6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:09:50,068 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:09:50,069 INFO L430 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:09:50,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:09:50,069 INFO L82 PathProgramCache]: Analyzing trace with hash -582556255, now seen corresponding path program 39 times [2021-08-13 18:09:50,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:09:50,069 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195113591] [2021-08-13 18:09:50,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:09:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:09:50,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:09:50,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:50,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:09:50,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:09:50,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:09:50,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:50,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:09:50,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,113 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:09:50,113 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:09:50,113 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195113591] [2021-08-13 18:09:50,113 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195113591] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:09:50,114 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1048734895] [2021-08-13 18:09:50,114 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 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:09:50,135 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-08-13 18:09:50,136 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:09:50,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 23 conjunts are in the unsatisfiable core [2021-08-13 18:09:50,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:09:50,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:09:50,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:50,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:50,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:50,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:50,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:50,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:50,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:50,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:50,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:50,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:50,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:09:50,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:09:50,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:09:50,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:09:50,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:09:50,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:09:50,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:09:50,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:09:50,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:09:50,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:09:50,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:09:50,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:09:50,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:09:50,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:09:50,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:09:50,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:09:50,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:09:50,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:09:50,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:09:50,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:09:50,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-08-13 18:09:50,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:09:50,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:09:50,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:09:50,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:09:50,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:09:50,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:09:50,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:09:50,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:09:50,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:09:50,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:09:50,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-08-13 18:09:50,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:09:50,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-08-13 18:09:50,328 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-08-13 18:09:50,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,333 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-08-13 18:09:50,334 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,336 INFO L142 QuantifierPusher]: treesize reduction 10, result has 92.9 percent of original size [2021-08-13 18:09:50,336 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-08-13 18:09:50,337 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,339 INFO L142 QuantifierPusher]: treesize reduction 13, result has 89.5 percent of original size [2021-08-13 18:09:50,339 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:09:50,340 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,341 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:09:50,342 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,343 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:50,343 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,344 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.3 percent of original size [2021-08-13 18:09:50,345 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:50,345 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,347 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:50,348 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,349 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:50,350 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,351 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:09:50,352 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,355 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:09:50,365 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,366 INFO L142 QuantifierPusher]: treesize reduction 4, result has 93.3 percent of original size [2021-08-13 18:09:50,366 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:50,368 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,369 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:50,370 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,372 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:50,372 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,374 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:09:50,375 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-08-13 18:09:50,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-08-13 18:09:50,381 INFO L147 QuantifierPusher]: treesize reduction 23, result has 85.4 percent of original size 134 [2021-08-13 18:09:50,382 INFO L147 QuantifierPusher]: treesize reduction 23, result has 85.4 percent of original size 134 [2021-08-13 18:09:50,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,385 INFO L142 QuantifierPusher]: treesize reduction 23, result has 88.4 percent of original size [2021-08-13 18:09:50,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,387 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:50,387 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,394 INFO L142 QuantifierPusher]: treesize reduction 84, result has 73.1 percent of original size [2021-08-13 18:09:50,394 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:50,395 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,398 INFO L142 QuantifierPusher]: treesize reduction 13, result has 92.8 percent of original size [2021-08-13 18:09:50,398 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:50,399 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,400 INFO L142 QuantifierPusher]: treesize reduction 8, result has 90.6 percent of original size [2021-08-13 18:09:50,400 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:50,401 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,402 INFO L142 QuantifierPusher]: treesize reduction 4, result has 93.8 percent of original size [2021-08-13 18:09:50,402 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:09:50,403 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,403 INFO L142 QuantifierPusher]: treesize reduction 5, result has 90.4 percent of original size [2021-08-13 18:09:50,404 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:50,405 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:09:50,409 INFO L147 QuantifierPusher]: treesize reduction 7, result has 82.1 percent of original size 32 [2021-08-13 18:09:50,410 INFO L147 QuantifierPusher]: treesize reduction 7, result has 89.2 percent of original size 58 [2021-08-13 18:09:50,411 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:50,412 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,413 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.5 percent of original size [2021-08-13 18:09:50,414 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:09:50,414 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,415 INFO L142 QuantifierPusher]: treesize reduction 4, result has 94.5 percent of original size [2021-08-13 18:09:50,416 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:09:50,417 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,418 INFO L142 QuantifierPusher]: treesize reduction 5, result has 91.7 percent of original size [2021-08-13 18:09:50,419 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:09:50,419 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:09:50,422 INFO L147 QuantifierPusher]: treesize reduction 7, result has 83.7 percent of original size 36 [2021-08-13 18:09:50,423 INFO L147 QuantifierPusher]: treesize reduction 7, result has 91.9 percent of original size 79 [2021-08-13 18:09:50,425 INFO L147 QuantifierPusher]: treesize reduction 24, result has 84.5 percent of original size 131 [2021-08-13 18:09:50,426 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:50,427 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,430 INFO L142 QuantifierPusher]: treesize reduction 13, result has 94.7 percent of original size [2021-08-13 18:09:50,431 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:09:50,431 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,433 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.9 percent of original size [2021-08-13 18:09:50,433 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:09:50,434 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,436 INFO L142 QuantifierPusher]: treesize reduction 19, result has 84.9 percent of original size [2021-08-13 18:09:50,436 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:09:50,437 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,438 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:50,438 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:09:50,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-08-13 18:09:50,442 INFO L147 QuantifierPusher]: treesize reduction 4, result has 95.6 percent of original size 87 [2021-08-13 18:09:50,444 INFO L147 QuantifierPusher]: treesize reduction 4, result has 96.7 percent of original size 119 [2021-08-13 18:09:50,444 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:50,445 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,587 INFO L142 QuantifierPusher]: treesize reduction 8, result has 94.0 percent of original size [2021-08-13 18:09:50,587 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:50,588 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,589 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:50,600 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,602 INFO L142 QuantifierPusher]: treesize reduction 4, result has 93.2 percent of original size [2021-08-13 18:09:50,603 INFO L147 QuantifierPusher]: treesize reduction 16, result has 56.8 percent of original size 21 [2021-08-13 18:09:50,604 INFO L147 QuantifierPusher]: treesize reduction 16, result has 81.8 percent of original size 72 [2021-08-13 18:09:50,606 INFO L147 QuantifierPusher]: treesize reduction 16, result has 87.1 percent of original size 108 [2021-08-13 18:09:50,610 INFO L147 QuantifierPusher]: treesize reduction 20, result has 92.0 percent of original size 231 [2021-08-13 18:09:50,622 INFO L147 QuantifierPusher]: treesize reduction 82, result has 80.3 percent of original size 334 [2021-08-13 18:09:50,631 INFO L147 QuantifierPusher]: treesize reduction 82, result has 80.3 percent of original size 334 [2021-08-13 18:09:50,632 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:50,633 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,641 INFO L142 QuantifierPusher]: treesize reduction 119, result has 73.6 percent of original size [2021-08-13 18:09:50,642 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:50,642 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,645 INFO L142 QuantifierPusher]: treesize reduction 119, result has 55.3 percent of original size [2021-08-13 18:09:50,646 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:09:50,646 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,650 INFO L732 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-08-13 18:09:50,650 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,652 INFO L142 QuantifierPusher]: treesize reduction 26, result has 82.7 percent of original size [2021-08-13 18:09:50,653 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:09:50,653 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,654 INFO L142 QuantifierPusher]: treesize reduction 5, result has 90.4 percent of original size [2021-08-13 18:09:50,655 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:09:50,655 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:09:50,658 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:50,658 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,659 INFO L142 QuantifierPusher]: treesize reduction 9, result has 84.7 percent of original size [2021-08-13 18:09:50,660 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:09:50,660 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,663 INFO L147 QuantifierPusher]: treesize reduction 21, result has 66.1 percent of original size 41 [2021-08-13 18:09:50,664 INFO L147 QuantifierPusher]: treesize reduction 29, result has 58.6 percent of original size 41 [2021-08-13 18:09:50,667 INFO L147 QuantifierPusher]: treesize reduction 116, result has 54.5 percent of original size 139 [2021-08-13 18:09:50,670 INFO L147 QuantifierPusher]: treesize reduction 116, result has 54.5 percent of original size 139 [2021-08-13 18:09:50,670 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:09:50,671 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,677 INFO L142 QuantifierPusher]: treesize reduction 339, result has 35.1 percent of original size [2021-08-13 18:09:50,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,678 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:09:50,679 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,681 INFO L142 QuantifierPusher]: treesize reduction 103, result has 42.1 percent of original size [2021-08-13 18:09:50,681 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:09:50,682 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,684 INFO L732 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-08-13 18:09:50,685 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:09:50,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,689 INFO L428 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 1] term [2021-08-13 18:09:50,689 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:09:50,689 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,691 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-08-13 18:09:50,693 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,693 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-08-13 18:09:50,693 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-08-13 18:09:50,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:09:50,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:09:50,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:09:50,704 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:09:50,704 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1048734895] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:09:50,704 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:09:50,704 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10] total 16 [2021-08-13 18:09:50,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418461873] [2021-08-13 18:09:50,705 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-08-13 18:09:50,705 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:09:50,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-13 18:09:50,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2021-08-13 18:09:50,706 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 15 [2021-08-13 18:09:50,706 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 482 places, 5227 transitions, 427910 flow. Second operand has 17 states, 17 states have (on average 11.117647058823529) internal successors, (189), 17 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:09:50,706 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:09:50,706 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 15 [2021-08-13 18:09:50,706 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:10:43,265 INFO L129 PetriNetUnfolder]: 2659/8260 cut-off events. [2021-08-13 18:10:43,265 INFO L130 PetriNetUnfolder]: For 85540/85590 co-relation queries the response was YES. [2021-08-13 18:10:43,274 INFO L84 FinitePrefix]: Finished finitePrefix Result has 271588 conditions, 8260 events. 2659/8260 cut-off events. For 85540/85590 co-relation queries the response was YES. Maximal size of possible extension queue 577. Compared 92855 event pairs, 0 based on Foata normal form. 5/8265 useless extension candidates. Maximal degree in co-relation 265922. Up to 6508 conditions per place. [2021-08-13 18:10:43,350 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 3980 selfloop transitions, 406 changer transitions 134/5432 dead transitions. [2021-08-13 18:10:43,350 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 498 places, 5432 transitions, 453378 flow [2021-08-13 18:10:43,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-13 18:10:43,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-08-13 18:10:43,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 211 transitions. [2021-08-13 18:10:43,351 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8274509803921568 [2021-08-13 18:10:43,351 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 211 transitions. [2021-08-13 18:10:43,351 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 211 transitions. [2021-08-13 18:10:43,351 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:10:43,351 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 211 transitions. [2021-08-13 18:10:43,352 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 12.411764705882353) internal successors, (211), 17 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:10:43,352 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 15.0) internal successors, (270), 18 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:10:43,352 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 15.0) internal successors, (270), 18 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:10:43,352 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 482 predicate places. [2021-08-13 18:10:43,353 INFO L482 AbstractCegarLoop]: Abstraction has has 498 places, 5432 transitions, 453378 flow [2021-08-13 18:10:43,353 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 11.117647058823529) internal successors, (189), 17 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:10:43,353 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:10:43,353 INFO L266 CegarLoopForPetriNet]: trace histogram [6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:10:43,556 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable245 [2021-08-13 18:10:43,557 INFO L430 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:10:43,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:10:43,557 INFO L82 PathProgramCache]: Analyzing trace with hash -311540557, now seen corresponding path program 40 times [2021-08-13 18:10:43,557 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:10:43,557 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513492814] [2021-08-13 18:10:43,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:10:43,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:10:43,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:43,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:10:43,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:10:43,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:10:43,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:10:43,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:10:43,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:10:43,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:10:43,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:43,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:43,603 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:10:43,603 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:10:43,603 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513492814] [2021-08-13 18:10:43,603 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513492814] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:10:43,603 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1259521742] [2021-08-13 18:10:43,603 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 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:10:43,628 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-13 18:10:43,629 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:10:43,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 23 conjunts are in the unsatisfiable core [2021-08-13 18:10:43,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:10:43,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:10:43,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:10:43,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:10:43,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:10:43,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:10:43,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:10:43,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:10:43,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:10:43,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:10:43,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:10:43,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:10:43,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:10:43,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:10:43,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:10:43,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:10:43,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:10:43,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:10:43,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:10:43,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:10:43,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:10:43,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:10:43,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:10:43,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:10:43,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:10:43,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:10:43,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:10:43,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:10:43,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:10:43,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:10:43,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:10:43,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:10:43,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:10:43,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:10:43,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:10:43,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:10:43,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:10:43,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:10:43,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:10:43,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:10:43,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:10:43,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:10:43,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:10:43,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:10:43,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:10:43,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:10:43,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:10:43,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-08-13 18:10:43,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:10:43,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-08-13 18:10:43,810 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-08-13 18:10:43,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,815 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-08-13 18:10:43,816 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,818 INFO L142 QuantifierPusher]: treesize reduction 10, result has 92.9 percent of original size [2021-08-13 18:10:43,818 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-08-13 18:10:43,819 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,820 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-08-13 18:10:43,821 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,822 INFO L142 QuantifierPusher]: treesize reduction 5, result has 95.7 percent of original size [2021-08-13 18:10:43,825 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-08-13 18:10:43,826 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,827 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.0 percent of original size [2021-08-13 18:10:43,827 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:10:43,828 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,829 INFO L142 QuantifierPusher]: treesize reduction 9, result has 88.2 percent of original size [2021-08-13 18:10:43,830 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:43,830 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,831 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:43,832 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:43,835 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:43,838 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:43,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:43,841 INFO L147 QuantifierPusher]: treesize reduction 29, result has 12.1 percent of original size 4 [2021-08-13 18:10:43,841 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:10:43,842 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,843 INFO L142 QuantifierPusher]: treesize reduction 9, result has 89.3 percent of original size [2021-08-13 18:10:43,844 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:43,844 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,846 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:43,846 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,847 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:43,848 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:43,850 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:10:43,851 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:43,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:43,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-08-13 18:10:43,855 INFO L147 QuantifierPusher]: treesize reduction 13, result has 80.9 percent of original size 55 [2021-08-13 18:10:43,856 INFO L147 QuantifierPusher]: treesize reduction 42, result has 62.2 percent of original size 69 [2021-08-13 18:10:43,858 INFO L147 QuantifierPusher]: treesize reduction 46, result has 70.7 percent of original size 111 [2021-08-13 18:10:43,862 INFO L147 QuantifierPusher]: treesize reduction 50, result has 77.7 percent of original size 174 [2021-08-13 18:10:43,867 INFO L147 QuantifierPusher]: treesize reduction 50, result has 81.5 percent of original size 221 [2021-08-13 18:10:43,871 INFO L147 QuantifierPusher]: treesize reduction 50, result has 81.5 percent of original size 221 [2021-08-13 18:10:43,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,876 INFO L142 QuantifierPusher]: treesize reduction 50, result has 83.2 percent of original size [2021-08-13 18:10:43,877 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:43,878 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,885 INFO L142 QuantifierPusher]: treesize reduction 121, result has 75.1 percent of original size [2021-08-13 18:10:43,886 INFO L732 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-08-13 18:10:43,886 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,889 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:10:43,889 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,890 INFO L142 QuantifierPusher]: treesize reduction 4, result has 95.7 percent of original size [2021-08-13 18:10:43,891 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:43,891 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,892 INFO L142 QuantifierPusher]: treesize reduction 13, result has 80.9 percent of original size [2021-08-13 18:10:43,893 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:43,893 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,899 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:43,982 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,983 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-08-13 18:10:43,984 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:10:43,985 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:10:43,987 INFO L147 QuantifierPusher]: treesize reduction 6, result has 73.9 percent of original size 17 [2021-08-13 18:10:43,988 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:43,988 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,989 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.3 percent of original size [2021-08-13 18:10:43,990 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:43,990 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 18:10:43,993 INFO L147 QuantifierPusher]: treesize reduction 23, result has 14.8 percent of original size 4 [2021-08-13 18:10:43,993 INFO L147 QuantifierPusher]: treesize reduction 50, result has 7.4 percent of original size 4 [2021-08-13 18:10:43,994 INFO L147 QuantifierPusher]: treesize reduction 66, result has 5.7 percent of original size 4 [2021-08-13 18:10:43,994 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:43,995 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,996 INFO L142 QuantifierPusher]: treesize reduction 13, result has 82.9 percent of original size [2021-08-13 18:10:43,996 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:43,997 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,998 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:43,998 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:43,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:43,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,000 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:10:44,000 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,001 INFO L142 QuantifierPusher]: treesize reduction 4, result has 88.9 percent of original size [2021-08-13 18:10:44,001 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:10:44,002 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:10:44,006 INFO L147 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size 13 [2021-08-13 18:10:44,007 INFO L147 QuantifierPusher]: treesize reduction 5, result has 88.9 percent of original size 40 [2021-08-13 18:10:44,008 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:44,008 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,010 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:44,010 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,011 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-08-13 18:10:44,012 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:10:44,012 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:10:44,015 INFO L147 QuantifierPusher]: treesize reduction 19, result has 17.4 percent of original size 4 [2021-08-13 18:10:44,015 INFO L147 QuantifierPusher]: treesize reduction 19, result has 64.8 percent of original size 35 [2021-08-13 18:10:44,016 INFO L147 QuantifierPusher]: treesize reduction 37, result has 64.1 percent of original size 66 [2021-08-13 18:10:44,018 INFO L147 QuantifierPusher]: treesize reduction 50, result has 59.3 percent of original size 73 [2021-08-13 18:10:44,020 INFO L147 QuantifierPusher]: treesize reduction 125, result has 38.4 percent of original size 78 [2021-08-13 18:10:44,020 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:44,021 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,023 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:44,023 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,024 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.4 percent of original size [2021-08-13 18:10:44,025 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:44,025 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-08-13 18:10:44,027 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:44,028 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,029 INFO L142 QuantifierPusher]: treesize reduction 8, result has 91.8 percent of original size [2021-08-13 18:10:44,030 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:10:44,030 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,032 INFO L142 QuantifierPusher]: treesize reduction 14, result has 86.5 percent of original size [2021-08-13 18:10:44,033 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:44,033 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,034 INFO L142 QuantifierPusher]: treesize reduction 8, result has 88.4 percent of original size [2021-08-13 18:10:44,035 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:44,035 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-08-13 18:10:44,038 INFO L147 QuantifierPusher]: treesize reduction 21, result has 51.2 percent of original size 22 [2021-08-13 18:10:44,039 INFO L147 QuantifierPusher]: treesize reduction 33, result has 59.8 percent of original size 49 [2021-08-13 18:10:44,039 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:44,040 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 18:10:44,042 INFO L147 QuantifierPusher]: treesize reduction 33, result has 70.3 percent of original size 78 [2021-08-13 18:10:44,044 INFO L147 QuantifierPusher]: treesize reduction 65, result has 54.5 percent of original size 78 [2021-08-13 18:10:44,044 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-08-13 18:10:44,045 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,046 INFO L142 QuantifierPusher]: treesize reduction 16, result has 81.0 percent of original size [2021-08-13 18:10:44,046 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:44,047 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 18:10:44,049 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:44,049 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,050 INFO L142 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size [2021-08-13 18:10:44,051 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:44,051 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 18:10:44,053 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:44,054 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,055 INFO L142 QuantifierPusher]: treesize reduction 8, result has 84.6 percent of original size [2021-08-13 18:10:44,055 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:44,056 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,057 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:10:44,057 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:10:44,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-08-13 18:10:44,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-08-13 18:10:44,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-08-13 18:10:44,062 INFO L147 QuantifierPusher]: treesize reduction 57, result has 46.2 percent of original size 49 [2021-08-13 18:10:44,064 INFO L147 QuantifierPusher]: treesize reduction 122, result has 53.3 percent of original size 139 [2021-08-13 18:10:44,071 INFO L147 QuantifierPusher]: treesize reduction 257, result has 52.1 percent of original size 280 [2021-08-13 18:10:44,080 INFO L147 QuantifierPusher]: treesize reduction 299, result has 53.6 percent of original size 346 [2021-08-13 18:10:44,089 INFO L147 QuantifierPusher]: treesize reduction 299, result has 53.6 percent of original size 346 [2021-08-13 18:10:44,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,099 INFO L142 QuantifierPusher]: treesize reduction 315, result has 52.5 percent of original size [2021-08-13 18:10:44,100 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:10:44,101 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,112 INFO L142 QuantifierPusher]: treesize reduction 296, result has 57.0 percent of original size [2021-08-13 18:10:44,113 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:10:44,117 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,119 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:44,121 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,122 INFO L142 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size [2021-08-13 18:10:44,123 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:10:44,123 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,124 INFO L142 QuantifierPusher]: treesize reduction 5, result has 86.1 percent of original size [2021-08-13 18:10:44,124 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:10:44,127 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:44,129 INFO L147 QuantifierPusher]: treesize reduction 9, result has 30.8 percent of original size 4 [2021-08-13 18:10:44,129 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:44,130 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,131 INFO L142 QuantifierPusher]: treesize reduction 10, result has 83.3 percent of original size [2021-08-13 18:10:44,131 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:44,132 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,132 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-08-13 18:10:44,133 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:10:44,133 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:44,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:44,136 INFO L147 QuantifierPusher]: treesize reduction 16, result has 20.0 percent of original size 4 [2021-08-13 18:10:44,136 INFO L147 QuantifierPusher]: treesize reduction 33, result has 10.8 percent of original size 4 [2021-08-13 18:10:44,137 INFO L732 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-08-13 18:10:44,137 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,138 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:10:44,139 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,140 INFO L142 QuantifierPusher]: treesize reduction 38, result has 60.4 percent of original size [2021-08-13 18:10:44,140 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:44,141 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,142 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-08-13 18:10:44,142 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:10:44,142 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:44,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:44,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:10:44,145 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:44,146 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,147 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:10:44,147 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:44,150 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:10:44,150 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:44,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 18:10:44,153 INFO L147 QuantifierPusher]: treesize reduction 74, result has 19.6 percent of original size 18 [2021-08-13 18:10:44,154 INFO L147 QuantifierPusher]: treesize reduction 115, result has 28.1 percent of original size 45 [2021-08-13 18:10:44,154 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:10:44,155 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,161 INFO L142 QuantifierPusher]: treesize reduction 177, result has 58.5 percent of original size [2021-08-13 18:10:44,161 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:10:44,162 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,163 INFO L428 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 1] term [2021-08-13 18:10:44,164 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:10:44,164 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,165 INFO L732 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-08-13 18:10:44,165 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,167 INFO L147 QuantifierPusher]: treesize reduction 43, result has 8.5 percent of original size 4 [2021-08-13 18:10:44,168 INFO L147 QuantifierPusher]: treesize reduction 55, result has 45.5 percent of original size 46 [2021-08-13 18:10:44,171 INFO L147 QuantifierPusher]: treesize reduction 95, result has 54.1 percent of original size 112 [2021-08-13 18:10:44,173 INFO L147 QuantifierPusher]: treesize reduction 269, result has 27.5 percent of original size 102 [2021-08-13 18:10:44,176 INFO L147 QuantifierPusher]: treesize reduction 269, result has 27.5 percent of original size 102 [2021-08-13 18:10:44,177 INFO L732 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-08-13 18:10:44,177 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,180 INFO L142 QuantifierPusher]: treesize reduction 269, result has 31.0 percent of original size [2021-08-13 18:10:44,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,181 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:10:44,182 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,182 INFO L142 QuantifierPusher]: treesize reduction 14, result has 70.8 percent of original size [2021-08-13 18:10:44,183 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:10:44,183 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:44,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:44,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:44,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:44,187 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:10:44,188 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:10:44,188 INFO L142 QuantifierPusher]: treesize reduction 16, result has 61.0 percent of original size [2021-08-13 18:10:44,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:44,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:44,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:44,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:44,191 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-08-13 18:10:44,192 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:44,193 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-08-13 18:10:44,193 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-08-13 18:10:44,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:44,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:44,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:44,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:44,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:44,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:44,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:44,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:44,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:44,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:44,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:44,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:44,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:44,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:10:44,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:44,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:44,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:44,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:10:44,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:10:44,202 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:10:44,202 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1259521742] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:10:44,202 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:10:44,202 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10] total 16 [2021-08-13 18:10:44,202 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796933505] [2021-08-13 18:10:44,203 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-08-13 18:10:44,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:10:44,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-13 18:10:44,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2021-08-13 18:10:44,203 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 15 [2021-08-13 18:10:44,203 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 498 places, 5432 transitions, 453378 flow. Second operand has 17 states, 17 states have (on average 11.117647058823529) internal successors, (189), 17 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:10:44,203 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:10:44,204 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 15 [2021-08-13 18:10:44,204 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:11:50,038 INFO L129 PetriNetUnfolder]: 2858/9110 cut-off events. [2021-08-13 18:11:50,063 INFO L130 PetriNetUnfolder]: For 111124/111172 co-relation queries the response was YES. [2021-08-13 18:11:50,074 INFO L84 FinitePrefix]: Finished finitePrefix Result has 298994 conditions, 9110 events. 2858/9110 cut-off events. For 111124/111172 co-relation queries the response was YES. Maximal size of possible extension queue 677. Compared 105750 event pairs, 0 based on Foata normal form. 3/9113 useless extension candidates. Maximal degree in co-relation 291773. Up to 7040 conditions per place. [2021-08-13 18:11:50,156 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 3967 selfloop transitions, 739 changer transitions 134/5752 dead transitions. [2021-08-13 18:11:50,156 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 514 places, 5752 transitions, 489422 flow [2021-08-13 18:11:50,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-13 18:11:50,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-08-13 18:11:50,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 211 transitions. [2021-08-13 18:11:50,157 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8274509803921568 [2021-08-13 18:11:50,157 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 211 transitions. [2021-08-13 18:11:50,157 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 211 transitions. [2021-08-13 18:11:50,157 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:11:50,157 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 211 transitions. [2021-08-13 18:11:50,158 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 12.411764705882353) internal successors, (211), 17 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:11:50,158 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 15.0) internal successors, (270), 18 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:11:50,158 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 15.0) internal successors, (270), 18 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:11:50,159 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 498 predicate places. [2021-08-13 18:11:50,159 INFO L482 AbstractCegarLoop]: Abstraction has has 514 places, 5752 transitions, 489422 flow [2021-08-13 18:11:50,159 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 11.117647058823529) internal successors, (189), 17 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:11:50,159 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:11:50,159 INFO L266 CegarLoopForPetriNet]: trace histogram [6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:11:50,363 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291,43 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:11:50,363 INFO L430 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:11:50,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:11:50,363 INFO L82 PathProgramCache]: Analyzing trace with hash -1045416457, now seen corresponding path program 41 times [2021-08-13 18:11:50,363 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:11:50,363 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074424593] [2021-08-13 18:11:50,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:11:50,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:11:50,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:11:50,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-08-13 18:11:50,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:11:50,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:11:50,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:11:50,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:11:50,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:11:50,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:11:50,412 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:11:50,413 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:11:50,413 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074424593] [2021-08-13 18:11:50,413 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074424593] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:11:50,413 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2100239318] [2021-08-13 18:11:50,413 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 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:11:50,443 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-08-13 18:11:50,443 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:11:50,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 23 conjunts are in the unsatisfiable core [2021-08-13 18:11:50,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:11:50,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:11:50,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:11:50,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:11:50,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:11:50,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:11:50,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:11:50,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:11:50,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:11:50,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:11:50,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:11:50,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:11:50,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:11:50,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:11:50,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:11:50,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:11:50,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:11:50,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:11:50,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:11:50,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:11:50,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 18:11:50,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:11:50,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:11:50,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:11:50,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 18:11:50,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:11:50,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:11:50,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:11:50,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 18:11:50,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:11:50,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:11:50,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:11:50,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-08-13 18:11:50,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:11:50,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:11:50,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:11:50,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-08-13 18:11:50,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:11:50,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:11:50,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:11:50,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:11:50,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:11:50,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:11:50,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:11:50,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-08-13 18:11:50,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:11:50,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:11:50,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-08-13 18:11:50,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:11:50,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-08-13 18:11:50,617 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-08-13 18:11:50,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,620 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-08-13 18:11:50,621 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,623 INFO L142 QuantifierPusher]: treesize reduction 8, result has 94.3 percent of original size [2021-08-13 18:11:50,623 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-08-13 18:11:50,624 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,625 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.3 percent of original size [2021-08-13 18:11:50,626 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-08-13 18:11:50,626 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,628 INFO L142 QuantifierPusher]: treesize reduction 8, result has 91.3 percent of original size [2021-08-13 18:11:50,628 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:11:50,629 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,630 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:11:50,631 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-08-13 18:11:50,633 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:11:50,633 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 18:11:50,635 INFO L147 QuantifierPusher]: treesize reduction 22, result has 50.0 percent of original size 22 [2021-08-13 18:11:50,637 INFO L147 QuantifierPusher]: treesize reduction 26, result has 72.6 percent of original size 69 [2021-08-13 18:11:50,637 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-08-13 18:11:50,638 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,639 INFO L142 QuantifierPusher]: treesize reduction 8, result has 90.5 percent of original size [2021-08-13 18:11:50,640 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:11:50,640 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:11:50,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-08-13 18:11:50,645 INFO L147 QuantifierPusher]: treesize reduction 26, result has 82.9 percent of original size 126 [2021-08-13 18:11:50,645 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-08-13 18:11:50,646 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,647 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.8 percent of original size [2021-08-13 18:11:50,647 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-08-13 18:11:50,648 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,649 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.6 percent of original size [2021-08-13 18:11:50,650 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:11:50,650 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,651 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:11:50,652 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,653 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.3 percent of original size [2021-08-13 18:11:50,653 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:11:50,654 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:11:50,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-08-13 18:11:50,656 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:11:50,656 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,657 INFO L142 QuantifierPusher]: treesize reduction 4, result has 93.3 percent of original size [2021-08-13 18:11:50,658 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:11:50,658 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 18:11:50,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-08-13 18:11:50,662 INFO L147 QuantifierPusher]: treesize reduction 8, result has 91.5 percent of original size 86 [2021-08-13 18:11:50,664 INFO L147 QuantifierPusher]: treesize reduction 25, result has 83.7 percent of original size 128 [2021-08-13 18:11:50,665 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-08-13 18:11:50,665 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,667 INFO L142 QuantifierPusher]: treesize reduction 8, result has 92.0 percent of original size [2021-08-13 18:11:50,667 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:11:50,667 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,669 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:11:50,669 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,670 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.3 percent of original size [2021-08-13 18:11:50,671 INFO L147 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size 21 [2021-08-13 18:11:50,671 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:11:50,672 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,673 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-08-13 18:11:50,673 INFO L147 QuantifierPusher]: treesize reduction 5, result has 77.3 percent of original size 17 [2021-08-13 18:11:50,674 INFO L147 QuantifierPusher]: treesize reduction 31, result has 40.4 percent of original size 21 [2021-08-13 18:11:50,675 INFO L147 QuantifierPusher]: treesize reduction 48, result has 55.1 percent of original size 59 [2021-08-13 18:11:50,678 INFO L147 QuantifierPusher]: treesize reduction 105, result has 61.1 percent of original size 165 [2021-08-13 18:11:50,686 INFO L147 QuantifierPusher]: treesize reduction 147, result has 66.0 percent of original size 285 [2021-08-13 18:11:50,694 INFO L147 QuantifierPusher]: treesize reduction 147, result has 66.0 percent of original size 285 [2021-08-13 18:11:50,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,704 INFO L142 QuantifierPusher]: treesize reduction 147, result has 69.0 percent of original size [2021-08-13 18:11:50,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,707 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:11:50,708 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,791 INFO L142 QuantifierPusher]: treesize reduction 267, result has 56.5 percent of original size [2021-08-13 18:11:50,791 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:11:50,792 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,794 INFO L142 QuantifierPusher]: treesize reduction 4, result has 97.3 percent of original size [2021-08-13 18:11:50,794 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:11:50,795 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,796 INFO L142 QuantifierPusher]: treesize reduction 21, result has 82.8 percent of original size [2021-08-13 18:11:50,797 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:11:50,801 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,802 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:11:50,802 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,803 INFO L142 QuantifierPusher]: treesize reduction 5, result has 90.4 percent of original size [2021-08-13 18:11:50,804 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:11:50,804 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-08-13 18:11:50,807 INFO L147 QuantifierPusher]: treesize reduction 3, result has 92.1 percent of original size 35 [2021-08-13 18:11:50,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:11:50,808 INFO L147 QuantifierPusher]: treesize reduction 8, result has 77.8 percent of original size 28 [2021-08-13 18:11:50,809 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:11:50,809 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,811 INFO L142 QuantifierPusher]: treesize reduction 25, result has 81.9 percent of original size [2021-08-13 18:11:50,812 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:11:50,812 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,813 INFO L142 QuantifierPusher]: treesize reduction 4, result has 94.8 percent of original size [2021-08-13 18:11:50,814 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:11:50,815 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,816 INFO L142 QuantifierPusher]: treesize reduction 4, result has 94.1 percent of original size [2021-08-13 18:11:50,816 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:11:50,816 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,817 INFO L142 QuantifierPusher]: treesize reduction 5, result has 88.6 percent of original size [2021-08-13 18:11:50,818 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:11:50,818 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-08-13 18:11:50,820 INFO L147 QuantifierPusher]: treesize reduction 3, result has 90.0 percent of original size 27 [2021-08-13 18:11:50,821 INFO L147 QuantifierPusher]: treesize reduction 3, result has 95.4 percent of original size 62 [2021-08-13 18:11:50,822 INFO L147 QuantifierPusher]: treesize reduction 63, result has 24.1 percent of original size 20 [2021-08-13 18:11:50,823 INFO L147 QuantifierPusher]: treesize reduction 71, result has 44.5 percent of original size 57 [2021-08-13 18:11:50,825 INFO L147 QuantifierPusher]: treesize reduction 90, result has 48.3 percent of original size 84 [2021-08-13 18:11:50,830 INFO L147 QuantifierPusher]: treesize reduction 193, result has 49.7 percent of original size 191 [2021-08-13 18:11:50,835 INFO L147 QuantifierPusher]: treesize reduction 193, result has 49.7 percent of original size 191 [2021-08-13 18:11:50,835 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:11:50,836 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,841 INFO L142 QuantifierPusher]: treesize reduction 193, result has 53.8 percent of original size [2021-08-13 18:11:50,841 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-08-13 18:11:50,842 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,845 INFO L142 QuantifierPusher]: treesize reduction 80, result has 67.2 percent of original size [2021-08-13 18:11:50,846 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:11:50,846 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,848 INFO L142 QuantifierPusher]: treesize reduction 13, result has 89.6 percent of original size [2021-08-13 18:11:50,848 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:11:50,849 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,850 INFO L142 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size [2021-08-13 18:11:50,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-08-13 18:11:50,851 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:11:50,852 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,853 INFO L142 QuantifierPusher]: treesize reduction 20, result has 82.1 percent of original size [2021-08-13 18:11:50,854 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:11:50,854 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,855 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.3 percent of original size [2021-08-13 18:11:50,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-08-13 18:11:50,857 INFO L147 QuantifierPusher]: treesize reduction 49, result has 41.7 percent of original size 35 [2021-08-13 18:11:50,858 INFO L147 QuantifierPusher]: treesize reduction 61, result has 51.2 percent of original size 64 [2021-08-13 18:11:50,861 INFO L147 QuantifierPusher]: treesize reduction 83, result has 54.1 percent of original size 98 [2021-08-13 18:11:50,861 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:11:50,862 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,864 INFO L142 QuantifierPusher]: treesize reduction 50, result has 73.4 percent of original size [2021-08-13 18:11:50,865 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:11:50,865 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,866 INFO L142 QuantifierPusher]: treesize reduction 4, result has 93.4 percent of original size [2021-08-13 18:11:50,867 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-08-13 18:11:50,868 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,868 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.3 percent of original size [2021-08-13 18:11:50,869 INFO L147 QuantifierPusher]: treesize reduction 22, result has 15.4 percent of original size 4 [2021-08-13 18:11:50,870 INFO L147 QuantifierPusher]: treesize reduction 31, result has 11.4 percent of original size 4 [2021-08-13 18:11:50,871 INFO L147 QuantifierPusher]: treesize reduction 81, result has 30.8 percent of original size 36 [2021-08-13 18:11:50,874 INFO L147 QuantifierPusher]: treesize reduction 164, result has 44.8 percent of original size 133 [2021-08-13 18:11:50,878 INFO L147 QuantifierPusher]: treesize reduction 164, result has 44.8 percent of original size 133 [2021-08-13 18:11:50,879 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:11:50,879 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,885 INFO L142 QuantifierPusher]: treesize reduction 440, result has 27.4 percent of original size [2021-08-13 18:11:50,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,887 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:11:50,888 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:11:50,890 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:11:50,890 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,891 INFO L142 QuantifierPusher]: treesize reduction 8, result has 81.8 percent of original size [2021-08-13 18:11:50,891 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:11:50,892 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,892 INFO L142 QuantifierPusher]: treesize reduction 8, result has 77.8 percent of original size [2021-08-13 18:11:50,893 INFO L147 QuantifierPusher]: treesize reduction 5, result has 72.2 percent of original size 13 [2021-08-13 18:11:50,894 INFO L147 QuantifierPusher]: treesize reduction 13, result has 38.1 percent of original size 8 [2021-08-13 18:11:50,894 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:11:50,894 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,895 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-08-13 18:11:50,896 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,897 INFO L147 QuantifierPusher]: treesize reduction 10, result has 28.6 percent of original size 4 [2021-08-13 18:11:50,898 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-08-13 18:11:50,898 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-08-13 18:11:50,900 INFO L147 QuantifierPusher]: treesize reduction 13, result has 40.9 percent of original size 9 [2021-08-13 18:11:50,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:11:50,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:11:50,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:11:50,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:11:50,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,903 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-08-13 18:11:50,904 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,905 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-08-13 18:11:50,905 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-08-13 18:11:50,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:11:50,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:11:50,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:11:50,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:11:50,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:11:50,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:11:50,914 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:11:50,914 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2100239318] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:11:50,914 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:11:50,914 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10] total 16 [2021-08-13 18:11:50,914 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562963058] [2021-08-13 18:11:50,914 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-08-13 18:11:50,914 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:11:50,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-13 18:11:50,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2021-08-13 18:11:50,915 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 15 [2021-08-13 18:11:50,915 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 514 places, 5752 transitions, 489422 flow. Second operand has 17 states, 17 states have (on average 11.117647058823529) internal successors, (189), 17 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:11:50,915 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:11:50,915 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 15 [2021-08-13 18:11:50,915 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:13:13,901 INFO L129 PetriNetUnfolder]: 3092/9915 cut-off events. [2021-08-13 18:13:13,901 INFO L130 PetriNetUnfolder]: For 142832/142882 co-relation queries the response was YES. [2021-08-13 18:13:13,916 INFO L84 FinitePrefix]: Finished finitePrefix Result has 329390 conditions, 9915 events. 3092/9915 cut-off events. For 142832/142882 co-relation queries the response was YES. Maximal size of possible extension queue 725. Compared 117216 event pairs, 0 based on Foata normal form. 5/9920 useless extension candidates. Maximal degree in co-relation 320854. Up to 7627 conditions per place. [2021-08-13 18:13:14,012 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 4470 selfloop transitions, 615 changer transitions 134/6131 dead transitions. [2021-08-13 18:13:14,012 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 530 places, 6131 transitions, 532768 flow [2021-08-13 18:13:14,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-13 18:13:14,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-08-13 18:13:14,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 211 transitions. [2021-08-13 18:13:14,013 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8274509803921568 [2021-08-13 18:13:14,013 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 211 transitions. [2021-08-13 18:13:14,013 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 211 transitions. [2021-08-13 18:13:14,013 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:13:14,013 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 211 transitions. [2021-08-13 18:13:14,014 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 12.411764705882353) internal successors, (211), 17 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:13:14,014 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 15.0) internal successors, (270), 18 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:13:14,014 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 15.0) internal successors, (270), 18 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:13:14,015 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 514 predicate places. [2021-08-13 18:13:14,015 INFO L482 AbstractCegarLoop]: Abstraction has has 530 places, 6131 transitions, 532768 flow [2021-08-13 18:13:14,015 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 11.117647058823529) internal successors, (189), 17 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:13:14,015 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:13:14,015 INFO L266 CegarLoopForPetriNet]: trace histogram [6, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:13:14,228 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable360,44 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:13:14,229 INFO L430 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:13:14,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:13:14,229 INFO L82 PathProgramCache]: Analyzing trace with hash 1585348840, now seen corresponding path program 42 times [2021-08-13 18:13:14,229 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:13:14,229 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240562825] [2021-08-13 18:13:14,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:13:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:13:14,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:13:14,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:13:14,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:13:14,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:13:14,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:13:14,290 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:13:14,290 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:13:14,290 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240562825] [2021-08-13 18:13:14,290 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240562825] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:13:14,290 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408739118] [2021-08-13 18:13:14,290 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 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:13:14,319 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-08-13 18:13:14,320 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-13 18:13:14,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-13 18:13:14,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:13:14,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:13:14,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:13:14,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:13:14,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:13:14,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:13:14,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:13:14,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:13:14,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:13:14,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:13:14,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:13:14,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:13:14,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:13:14,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:13:14,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:13:14,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:13:14,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:13:14,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:13:14,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:13:14,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:13:14,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:13:14,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:13:14,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:13:14,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:13:14,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:13:14,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:13:14,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:13:14,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:13:14,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:13:14,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:13:14,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:13:14,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:13:14,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:13:14,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:13:14,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:13:14,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:13:14,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:13:14,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:13:14,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:13:14,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:13:14,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:13:14,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:13:14,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:13:14,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:13:14,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:13:14,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:13:14,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:13:14,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:13:14,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:13:14,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:13:14,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:13:14,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:13:14,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:13:14,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:13:14,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:13:14,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:13:14,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:13:14,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-08-13 18:13:14,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-08-13 18:13:14,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:13:14,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:13:14,379 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-08-13 18:13:14,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:13:14,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:13:14,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:13:14,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:13:14,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:13:14,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:13:14,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:13:14,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:13:14,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:13:14,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:13:14,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:13:14,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:13:14,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:13:14,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:13:14,385 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 7 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:13:14,385 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1408739118] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:13:14,385 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:13:14,385 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-08-13 18:13:14,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401851935] [2021-08-13 18:13:14,386 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-08-13 18:13:14,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:13:14,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-13 18:13:14,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2021-08-13 18:13:14,386 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:13:14,386 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 530 places, 6131 transitions, 532768 flow. Second operand has 13 states, 13 states have (on average 10.076923076923077) internal successors, (131), 13 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:13:14,386 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:13:14,386 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:13:14,386 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 18:15:04,161 INFO L129 PetriNetUnfolder]: 3209/10139 cut-off events. [2021-08-13 18:15:04,161 INFO L130 PetriNetUnfolder]: For 147223/147279 co-relation queries the response was YES. [2021-08-13 18:15:04,176 INFO L84 FinitePrefix]: Finished finitePrefix Result has 355011 conditions, 10139 events. 3209/10139 cut-off events. For 147223/147279 co-relation queries the response was YES. Maximal size of possible extension queue 732. Compared 119788 event pairs, 0 based on Foata normal form. 283/10422 useless extension candidates. Maximal degree in co-relation 347097. Up to 8014 conditions per place. [2021-08-13 18:15:04,278 INFO L132 encePairwiseOnDemand]: 11/15 looper letters, 2694 selfloop transitions, 3858 changer transitions 167/6823 dead transitions. [2021-08-13 18:15:04,278 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 542 places, 6823 transitions, 603582 flow [2021-08-13 18:15:04,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 18:15:04,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 18:15:04,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 166 transitions. [2021-08-13 18:15:04,279 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8512820512820513 [2021-08-13 18:15:04,279 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 166 transitions. [2021-08-13 18:15:04,279 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 166 transitions. [2021-08-13 18:15:04,279 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 18:15:04,279 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 166 transitions. [2021-08-13 18:15:04,280 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 12.76923076923077) internal successors, (166), 13 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:15:04,280 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 15.0) internal successors, (210), 14 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:15:04,280 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 15.0) internal successors, (210), 14 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:15:04,280 INFO L348 CegarLoopForPetriNet]: 16 programPoint places, 526 predicate places. [2021-08-13 18:15:04,280 INFO L482 AbstractCegarLoop]: Abstraction has has 542 places, 6823 transitions, 603582 flow [2021-08-13 18:15:04,280 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 10.076923076923077) internal successors, (131), 13 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:15:04,281 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 18:15:04,281 INFO L266 CegarLoopForPetriNet]: trace histogram [6, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 18:15:04,501 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable407 [2021-08-13 18:15:04,501 INFO L430 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-08-13 18:15:04,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 18:15:04,501 INFO L82 PathProgramCache]: Analyzing trace with hash 241630162, now seen corresponding path program 43 times [2021-08-13 18:15:04,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 18:15:04,501 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833991159] [2021-08-13 18:15:04,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 18:15:04,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:15:04,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 18:15:04,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:15:04,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:15:04,555 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 18:15:04,555 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 18:15:04,555 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833991159] [2021-08-13 18:15:04,555 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833991159] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:15:04,555 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1237592567] [2021-08-13 18:15:04,555 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 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:15:04,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 18:15:04,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-13 18:15:04,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-13 18:15:04,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:15:04,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:15:04,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:15:04,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:15:04,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:15:04,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:15:04,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:15:04,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:15:04,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:15:04,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:15:04,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:15:04,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:15:04,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:15:04,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:15:04,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:15:04,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:15:04,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:15:04,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:15:04,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:15:04,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:15:04,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:15:04,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:15:04,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:15:04,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:15:04,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:15:04,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:15:04,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:15:04,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:15:04,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:15:04,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:15:04,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:15:04,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:15:04,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:15:04,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:15:04,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:15:04,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:15:04,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:15:04,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:15:04,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:15:04,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:15:04,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:15:04,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:15:04,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:15:04,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:15:04,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:15:04,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:15:04,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:15:04,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:15:04,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:15:04,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:15:04,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:15:04,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:15:04,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:15:04,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:15:04,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-08-13 18:15:04,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-08-13 18:15:04,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:15:04,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 18:15:04,623 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-08-13 18:15:04,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:15:04,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-08-13 18:15:04,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 18:15:04,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-08-13 18:15:04,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-08-13 18:15:04,627 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-08-13 18:15:04,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:15:04,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:15:04,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:15:04,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:15:04,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:15:04,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:15:04,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:15:04,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:15:04,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:15:04,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:15:04,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:15:04,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:15:04,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:15:04,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:15:04,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:15:04,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 18:15:04,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 18:15:04,634 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-13 18:15:04,635 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1237592567] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-13 18:15:04,635 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-13 18:15:04,635 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 10 [2021-08-13 18:15:04,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230636676] [2021-08-13 18:15:04,635 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-08-13 18:15:04,635 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 18:15:04,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-13 18:15:04,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2021-08-13 18:15:04,636 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 15 [2021-08-13 18:15:04,636 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 542 places, 6823 transitions, 603582 flow. Second operand has 11 states, 11 states have (on average 10.272727272727273) internal successors, (113), 11 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 18:15:04,636 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 18:15:04,636 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 15 [2021-08-13 18:15:04,636 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand Received shutdown request... [2021-08-13 18:16:28,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-13 18:16:29,114 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable408,46 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-13 18:16:29,114 WARN L547 AbstractCegarLoop]: Verification canceled [2021-08-13 18:16:29,116 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-13 18:16:29,117 WARN L188 ceAbstractionStarter]: Timeout [2021-08-13 18:16:29,118 INFO L202 PluginConnector]: Adding new model unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.08 06:16:29 BasicIcfg [2021-08-13 18:16:29,118 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-13 18:16:29,118 INFO L168 Benchmark]: Toolchain (without parser) took 567728.83 ms. Allocated memory was 178.3 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 159.0 MB in the beginning and 232.1 MB in the end (delta: -73.0 MB). Peak memory consumption was 1.7 GB. Max. memory is 8.0 GB. [2021-08-13 18:16:29,118 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 178.3 MB. Free memory is still 160.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-13 18:16:29,118 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.87 ms. Allocated memory is still 178.3 MB. Free memory was 158.9 MB in the beginning and 157.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-13 18:16:29,118 INFO L168 Benchmark]: Boogie Preprocessor took 13.01 ms. Allocated memory is still 178.3 MB. Free memory was 157.5 MB in the beginning and 156.6 MB in the end (delta: 901.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-13 18:16:29,118 INFO L168 Benchmark]: RCFGBuilder took 311.60 ms. Allocated memory is still 178.3 MB. Free memory was 156.4 MB in the beginning and 141.3 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-08-13 18:16:29,118 INFO L168 Benchmark]: TraceAbstraction took 567374.84 ms. Allocated memory was 178.3 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 140.9 MB in the beginning and 232.1 MB in the end (delta: -91.1 MB). Peak memory consumption was 1.7 GB. Max. memory is 8.0 GB. [2021-08-13 18:16:29,118 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 0.15 ms. Allocated memory is still 178.3 MB. Free memory is still 160.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 24.87 ms. Allocated memory is still 178.3 MB. Free memory was 158.9 MB in the beginning and 157.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.01 ms. Allocated memory is still 178.3 MB. Free memory was 157.5 MB in the beginning and 156.6 MB in the end (delta: 901.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 311.60 ms. Allocated memory is still 178.3 MB. Free memory was 156.4 MB in the beginning and 141.3 MB in the end (delta: 15.1 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 567374.84 ms. Allocated memory was 178.3 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 140.9 MB in the beginning and 232.1 MB in the end (delta: -91.1 MB). Peak memory consumption was 1.7 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 55]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (11states, 9/15 universal loopers) in iteration 47,while PetriNetUnfolder was constructing finite prefix that currently has 256458 conditions, 6145 events (2227/6144 cut-off events. For 89344/89409 co-relation queries the response was YES. Maximal size of possible extension queue 714. Compared 69600 event pairs, 0 based on Foata normal form. 29/6879 useless extension candidates. Maximal degree in co-relation 255686. Up to 5733 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 20 locations, 3 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 4.7ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 567288.6ms, OverallIterations: 47, TraceHistogramMax: 6, EmptinessCheckTime: 0.0ms, AutomataDifference: 547251.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 38.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 69 SDtfs, 651 SDslu, 11 SDs, 0 SdLazy, 4870 SolverSat, 612 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2334.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1122 GetRequests, 535 SyntacticMatches, 15 SemanticMatches, 572 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1433 ImplicationChecksByTransitivity, 3988.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=603582occurred in iteration=46, InterpolantAutomatonStates: 573, 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: 158.6ms SsaConstructionTime, 523.6ms SatisfiabilityAnalysisTime, 8443.5ms InterpolantComputationTime, 1317 NumberOfCodeBlocks, 1317 NumberOfCodeBlocksAsserted, 154 NumberOfCheckSat, 1225 ConstructedInterpolants, 0 QuantifiedInterpolants, 6013 SizeOfPredicates, 44 NumberOfNonLiveVariables, 2390 ConjunctsInSsa, 473 ConjunctsInUnsatCore, 92 InterpolantComputations, 2 PerfectInterpolantSequences, 257/1121 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