/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithDisjunctivePredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/array_even_odd_modified_unsafe.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-0e22065b97d0a1f8b3904e080cebe0f05e88d2b7-0e22065 [2021-06-11 18:42:28,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-11 18:42:28,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-11 18:42:29,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-11 18:42:29,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-11 18:42:29,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-11 18:42:29,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-11 18:42:29,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-11 18:42:29,011 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-11 18:42:29,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-11 18:42:29,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-11 18:42:29,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-11 18:42:29,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-11 18:42:29,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-11 18:42:29,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-11 18:42:29,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-11 18:42:29,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-11 18:42:29,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-11 18:42:29,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-11 18:42:29,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-11 18:42:29,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-11 18:42:29,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-11 18:42:29,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-11 18:42:29,032 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-11 18:42:29,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-11 18:42:29,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-11 18:42:29,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-11 18:42:29,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-11 18:42:29,058 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-RepeatedSemanticLbeWithDisjunctivePredicates.epf [2021-06-11 18:42:29,085 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-11 18:42:29,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-11 18:42:29,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-11 18:42:29,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-11 18:42:29,087 INFO L138 SettingsManager]: * Use SBE=true [2021-06-11 18:42:29,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-11 18:42:29,088 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-11 18:42:29,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-11 18:42:29,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-11 18:42:29,088 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-11 18:42:29,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-11 18:42:29,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-11 18:42:29,089 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-11 18:42:29,089 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-11 18:42:29,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-11 18:42:29,089 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-11 18:42:29,089 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-11 18:42:29,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-11 18:42:29,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-11 18:42:29,090 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-11 18:42:29,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-11 18:42:29,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-11 18:42:29,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-11 18:42:29,090 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-11 18:42:29,090 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-11 18:42:29,090 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-11 18:42:29,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-11 18:42:29,091 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES_DISJUNCTIVE [2021-06-11 18:42:29,091 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-11 18:42:29,091 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-11 18:42:29,091 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-11 18:42:29,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-11 18:42:29,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-11 18:42:29,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-11 18:42:29,356 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-11 18:42:29,357 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-11 18:42:29,357 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/array_even_odd_modified_unsafe.bpl [2021-06-11 18:42:29,358 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/array_even_odd_modified_unsafe.bpl' [2021-06-11 18:42:29,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-11 18:42:29,377 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-11 18:42:29,379 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-11 18:42:29,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-11 18:42:29,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-11 18:42:29,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "array_even_odd_modified_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 06:42:29" (1/1) ... [2021-06-11 18:42:29,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "array_even_odd_modified_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 06:42:29" (1/1) ... [2021-06-11 18:42:29,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-11 18:42:29,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-11 18:42:29,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-11 18:42:29,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-11 18:42:29,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "array_even_odd_modified_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 06:42:29" (1/1) ... [2021-06-11 18:42:29,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "array_even_odd_modified_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 06:42:29" (1/1) ... [2021-06-11 18:42:29,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "array_even_odd_modified_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 06:42:29" (1/1) ... [2021-06-11 18:42:29,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "array_even_odd_modified_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 06:42:29" (1/1) ... [2021-06-11 18:42:29,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "array_even_odd_modified_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 06:42:29" (1/1) ... [2021-06-11 18:42:29,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "array_even_odd_modified_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 06:42:29" (1/1) ... [2021-06-11 18:42:29,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "array_even_odd_modified_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 06:42:29" (1/1) ... [2021-06-11 18:42:29,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-11 18:42:29,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-11 18:42:29,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-11 18:42:29,415 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-11 18:42:29,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "array_even_odd_modified_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 06:42:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-11 18:42:29,469 INFO L124 BoogieDeclarations]: Specification and implementation of procedure bar given in one single declaration [2021-06-11 18:42:29,470 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2021-06-11 18:42:29,470 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2021-06-11 18:42:29,470 INFO L124 BoogieDeclarations]: Specification and implementation of procedure foo given in one single declaration [2021-06-11 18:42:29,471 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2021-06-11 18:42:29,471 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2021-06-11 18:42:29,471 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-11 18:42:29,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-11 18:42:29,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-11 18:42:29,472 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-11 18:42:29,613 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-11 18:42:29,614 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-06-11 18:42:29,615 INFO L202 PluginConnector]: Adding new model array_even_odd_modified_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 06:42:29 BoogieIcfgContainer [2021-06-11 18:42:29,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-11 18:42:29,617 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-11 18:42:29,617 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-11 18:42:29,619 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-11 18:42:29,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array_even_odd_modified_unsafe.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.06 06:42:29" (1/2) ... [2021-06-11 18:42:29,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d189211 and model type array_even_odd_modified_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.06 06:42:29, skipping insertion in model container [2021-06-11 18:42:29,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "array_even_odd_modified_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.06 06:42:29" (2/2) ... [2021-06-11 18:42:29,621 INFO L111 eAbstractionObserver]: Analyzing ICFG array_even_odd_modified_unsafe.bpl [2021-06-11 18:42:29,627 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-11 18:42:29,630 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-06-11 18:42:29,631 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-11 18:42:29,677 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-11 18:42:29,690 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-06-11 18:42:29,718 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-06-11 18:42:29,718 INFO L377 AbstractCegarLoop]: Hoare is false [2021-06-11 18:42:29,718 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-11 18:42:29,718 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-11 18:42:29,718 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-11 18:42:29,719 INFO L381 AbstractCegarLoop]: Difference is false [2021-06-11 18:42:29,719 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-11 18:42:29,719 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-06-11 18:42:29,726 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 26 places, 22 transitions, 54 flow [2021-06-11 18:42:29,744 INFO L129 PetriNetUnfolder]: 3/20 cut-off events. [2021-06-11 18:42:29,744 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 18:42:29,748 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27 conditions, 20 events. 3/20 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 42 event pairs, 0 based on Foata normal form. 0/15 useless extension candidates. Maximal degree in co-relation 19. Up to 3 conditions per place. [2021-06-11 18:42:29,748 INFO L82 GeneralOperation]: Start removeDead. Operand has 26 places, 22 transitions, 54 flow [2021-06-11 18:42:29,752 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 24 places, 20 transitions, 46 flow [2021-06-11 18:42:29,753 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:42:29,764 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 24 places, 20 transitions, 46 flow [2021-06-11 18:42:29,778 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 24 places, 20 transitions, 46 flow [2021-06-11 18:42:29,779 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 24 places, 20 transitions, 46 flow [2021-06-11 18:42:29,785 INFO L129 PetriNetUnfolder]: 3/20 cut-off events. [2021-06-11 18:42:29,785 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 18:42:29,786 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27 conditions, 20 events. 3/20 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 40 event pairs, 0 based on Foata normal form. 0/15 useless extension candidates. Maximal degree in co-relation 19. Up to 3 conditions per place. [2021-06-11 18:42:29,788 INFO L151 LiptonReduction]: Number of co-enabled transitions 156 [2021-06-11 18:42:30,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:42:30,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:42:30,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:42:30,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:42:30,332 INFO L163 LiptonReduction]: Checked pairs total: 240 [2021-06-11 18:42:30,332 INFO L165 LiptonReduction]: Total number of compositions: 12 [2021-06-11 18:42:30,341 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 589 [2021-06-11 18:42:30,349 INFO L129 PetriNetUnfolder]: 2/9 cut-off events. [2021-06-11 18:42:30,349 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 18:42:30,349 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:42:30,350 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2021-06-11 18:42:30,350 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:42:30,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:42:30,355 INFO L82 PathProgramCache]: Analyzing trace with hash 3223066, now seen corresponding path program 1 times [2021-06-11 18:42:30,360 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:42:30,360 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597492710] [2021-06-11 18:42:30,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:42:30,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:42:30,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:42:30,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:30,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:42:30,428 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597492710] [2021-06-11 18:42:30,428 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 18:42:30,428 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 18:42:30,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721991516] [2021-06-11 18:42:30,433 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 18:42:30,434 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:42:30,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 18:42:30,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 18:42:30,442 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 9 out of 34 [2021-06-11 18:42:30,443 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 17 places, 12 transitions, 30 flow. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,443 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:42:30,443 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 9 of 34 [2021-06-11 18:42:30,444 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:42:30,465 INFO L129 PetriNetUnfolder]: 10/25 cut-off events. [2021-06-11 18:42:30,466 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-06-11 18:42:30,466 INFO L84 FinitePrefix]: Finished finitePrefix Result has 55 conditions, 25 events. 10/25 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 42 event pairs, 1 based on Foata normal form. 3/21 useless extension candidates. Maximal degree in co-relation 46. Up to 19 conditions per place. [2021-06-11 18:42:30,467 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 7 selfloop transitions, 3 changer transitions 0/13 dead transitions. [2021-06-11 18:42:30,467 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 17 places, 13 transitions, 52 flow [2021-06-11 18:42:30,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 18:42:30,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 18:42:30,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 41 transitions. [2021-06-11 18:42:30,474 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4019607843137255 [2021-06-11 18:42:30,474 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 41 transitions. [2021-06-11 18:42:30,475 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 41 transitions. [2021-06-11 18:42:30,475 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:42:30,477 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 41 transitions. [2021-06-11 18:42:30,478 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,481 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,485 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,486 INFO L185 Difference]: Start difference. First operand has 17 places, 12 transitions, 30 flow. Second operand 3 states and 41 transitions. [2021-06-11 18:42:30,486 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 17 places, 13 transitions, 52 flow [2021-06-11 18:42:30,488 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 15 places, 13 transitions, 50 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-06-11 18:42:30,490 INFO L241 Difference]: Finished difference. Result has 16 places, 12 transitions, 43 flow [2021-06-11 18:42:30,491 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=24, PETRI_DIFFERENCE_MINUEND_PLACES=13, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=10, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=7, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=43, PETRI_PLACES=16, PETRI_TRANSITIONS=12} [2021-06-11 18:42:30,491 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, -1 predicate places. [2021-06-11 18:42:30,491 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:42:30,492 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 16 places, 12 transitions, 43 flow [2021-06-11 18:42:30,492 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 16 places, 12 transitions, 43 flow [2021-06-11 18:42:30,492 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 16 places, 12 transitions, 43 flow [2021-06-11 18:42:30,499 INFO L129 PetriNetUnfolder]: 6/19 cut-off events. [2021-06-11 18:42:30,499 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-06-11 18:42:30,499 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40 conditions, 19 events. 6/19 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 31 event pairs, 0 based on Foata normal form. 0/15 useless extension candidates. Maximal degree in co-relation 33. Up to 11 conditions per place. [2021-06-11 18:42:30,500 INFO L151 LiptonReduction]: Number of co-enabled transitions 30 [2021-06-11 18:42:30,503 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:42:30,503 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:42:30,503 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12 [2021-06-11 18:42:30,505 INFO L480 AbstractCegarLoop]: Abstraction has has 16 places, 12 transitions, 43 flow [2021-06-11 18:42:30,506 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,506 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:42:30,506 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2021-06-11 18:42:30,506 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-11 18:42:30,507 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:42:30,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:42:30,507 INFO L82 PathProgramCache]: Analyzing trace with hash 99926382, now seen corresponding path program 1 times [2021-06-11 18:42:30,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:42:30,508 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415243166] [2021-06-11 18:42:30,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:42:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:42:30,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:42:30,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:30,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:42:30,532 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415243166] [2021-06-11 18:42:30,532 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 18:42:30,532 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-11 18:42:30,532 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988045716] [2021-06-11 18:42:30,533 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-11 18:42:30,534 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:42:30,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-11 18:42:30,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-11 18:42:30,535 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 34 [2021-06-11 18:42:30,536 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 16 places, 12 transitions, 43 flow. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,537 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:42:30,537 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 34 [2021-06-11 18:42:30,539 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:42:30,557 INFO L129 PetriNetUnfolder]: 10/24 cut-off events. [2021-06-11 18:42:30,557 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2021-06-11 18:42:30,557 INFO L84 FinitePrefix]: Finished finitePrefix Result has 69 conditions, 24 events. 10/24 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 37 event pairs, 0 based on Foata normal form. 3/23 useless extension candidates. Maximal degree in co-relation 60. Up to 17 conditions per place. [2021-06-11 18:42:30,563 INFO L132 encePairwiseOnDemand]: 30/34 looper letters, 8 selfloop transitions, 4 changer transitions 0/15 dead transitions. [2021-06-11 18:42:30,563 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 18 places, 15 transitions, 78 flow [2021-06-11 18:42:30,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-11 18:42:30,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-06-11 18:42:30,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 53 transitions. [2021-06-11 18:42:30,565 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5196078431372549 [2021-06-11 18:42:30,565 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 53 transitions. [2021-06-11 18:42:30,565 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 53 transitions. [2021-06-11 18:42:30,565 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:42:30,565 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 53 transitions. [2021-06-11 18:42:30,565 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,566 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,566 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,566 INFO L185 Difference]: Start difference. First operand has 16 places, 12 transitions, 43 flow. Second operand 3 states and 53 transitions. [2021-06-11 18:42:30,566 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 18 places, 15 transitions, 78 flow [2021-06-11 18:42:30,566 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 17 places, 15 transitions, 74 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 18:42:30,567 INFO L241 Difference]: Finished difference. Result has 18 places, 14 transitions, 64 flow [2021-06-11 18:42:30,567 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=40, PETRI_DIFFERENCE_MINUEND_PLACES=15, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=12, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=8, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=64, PETRI_PLACES=18, PETRI_TRANSITIONS=14} [2021-06-11 18:42:30,568 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 1 predicate places. [2021-06-11 18:42:30,568 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:42:30,568 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 18 places, 14 transitions, 64 flow [2021-06-11 18:42:30,568 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 18 places, 14 transitions, 64 flow [2021-06-11 18:42:30,569 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 18 places, 14 transitions, 64 flow [2021-06-11 18:42:30,573 INFO L129 PetriNetUnfolder]: 10/24 cut-off events. [2021-06-11 18:42:30,573 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2021-06-11 18:42:30,574 INFO L84 FinitePrefix]: Finished finitePrefix Result has 62 conditions, 24 events. 10/24 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 37 event pairs, 0 based on Foata normal form. 0/24 useless extension candidates. Maximal degree in co-relation 54. Up to 11 conditions per place. [2021-06-11 18:42:30,574 INFO L151 LiptonReduction]: Number of co-enabled transitions 26 [2021-06-11 18:42:30,575 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:42:30,575 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:42:30,575 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7 [2021-06-11 18:42:30,576 INFO L480 AbstractCegarLoop]: Abstraction has has 18 places, 14 transitions, 64 flow [2021-06-11 18:42:30,576 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,576 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:42:30,576 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2021-06-11 18:42:30,576 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-11 18:42:30,576 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:42:30,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:42:30,579 INFO L82 PathProgramCache]: Analyzing trace with hash -1197243692, now seen corresponding path program 1 times [2021-06-11 18:42:30,579 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:42:30,579 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792089029] [2021-06-11 18:42:30,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:42:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:42:30,607 INFO L142 QuantifierPusher]: treesize reduction 14, result has 22.2 percent of original size [2021-06-11 18:42:30,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 18:42:30,611 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-06-11 18:42:30,611 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 18:42:30,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:30,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:42:30,635 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792089029] [2021-06-11 18:42:30,635 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 18:42:30,635 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 18:42:30,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999676260] [2021-06-11 18:42:30,636 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-11 18:42:30,636 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:42:30,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-11 18:42:30,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-11 18:42:30,636 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 34 [2021-06-11 18:42:30,637 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 18 places, 14 transitions, 64 flow. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,637 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:42:30,637 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 34 [2021-06-11 18:42:30,637 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:42:30,666 INFO L129 PetriNetUnfolder]: 18/41 cut-off events. [2021-06-11 18:42:30,666 INFO L130 PetriNetUnfolder]: For 27/27 co-relation queries the response was YES. [2021-06-11 18:42:30,667 INFO L84 FinitePrefix]: Finished finitePrefix Result has 145 conditions, 41 events. 18/41 cut-off events. For 27/27 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 96 event pairs, 0 based on Foata normal form. 2/43 useless extension candidates. Maximal degree in co-relation 135. Up to 26 conditions per place. [2021-06-11 18:42:30,667 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 9 selfloop transitions, 13 changer transitions 1/26 dead transitions. [2021-06-11 18:42:30,667 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 22 places, 26 transitions, 173 flow [2021-06-11 18:42:30,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 18:42:30,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 18:42:30,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 54 transitions. [2021-06-11 18:42:30,669 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3176470588235294 [2021-06-11 18:42:30,669 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 54 transitions. [2021-06-11 18:42:30,669 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 54 transitions. [2021-06-11 18:42:30,669 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:42:30,669 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 54 transitions. [2021-06-11 18:42:30,669 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,670 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 34.0) internal successors, (204), 6 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,670 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 34.0) internal successors, (204), 6 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,670 INFO L185 Difference]: Start difference. First operand has 18 places, 14 transitions, 64 flow. Second operand 5 states and 54 transitions. [2021-06-11 18:42:30,670 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 22 places, 26 transitions, 173 flow [2021-06-11 18:42:30,671 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 21 places, 26 transitions, 164 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-06-11 18:42:30,671 INFO L241 Difference]: Finished difference. Result has 24 places, 22 transitions, 152 flow [2021-06-11 18:42:30,672 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=60, PETRI_DIFFERENCE_MINUEND_PLACES=17, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=14, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=5, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=152, PETRI_PLACES=24, PETRI_TRANSITIONS=22} [2021-06-11 18:42:30,672 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 7 predicate places. [2021-06-11 18:42:30,672 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:42:30,672 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 24 places, 22 transitions, 152 flow [2021-06-11 18:42:30,672 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 24 places, 22 transitions, 152 flow [2021-06-11 18:42:30,672 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 24 places, 22 transitions, 152 flow [2021-06-11 18:42:30,676 INFO L129 PetriNetUnfolder]: 18/40 cut-off events. [2021-06-11 18:42:30,676 INFO L130 PetriNetUnfolder]: For 40/40 co-relation queries the response was YES. [2021-06-11 18:42:30,676 INFO L84 FinitePrefix]: Finished finitePrefix Result has 150 conditions, 40 events. 18/40 cut-off events. For 40/40 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 89 event pairs, 0 based on Foata normal form. 0/40 useless extension candidates. Maximal degree in co-relation 138. Up to 20 conditions per place. [2021-06-11 18:42:30,677 INFO L151 LiptonReduction]: Number of co-enabled transitions 46 [2021-06-11 18:42:30,678 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:42:30,678 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:42:30,679 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7 [2021-06-11 18:42:30,679 INFO L480 AbstractCegarLoop]: Abstraction has has 24 places, 22 transitions, 152 flow [2021-06-11 18:42:30,679 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,679 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:42:30,679 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2021-06-11 18:42:30,679 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-11 18:42:30,680 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:42:30,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:42:30,680 INFO L82 PathProgramCache]: Analyzing trace with hash -1197248534, now seen corresponding path program 1 times [2021-06-11 18:42:30,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:42:30,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304389742] [2021-06-11 18:42:30,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:42:30,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:42:30,698 INFO L142 QuantifierPusher]: treesize reduction 14, result has 36.4 percent of original size [2021-06-11 18:42:30,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:42:30,703 INFO L142 QuantifierPusher]: treesize reduction 14, result has 58.8 percent of original size [2021-06-11 18:42:30,704 INFO L147 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size 16 [2021-06-11 18:42:30,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:30,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:42:30,720 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304389742] [2021-06-11 18:42:30,720 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 18:42:30,720 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-11 18:42:30,720 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592272738] [2021-06-11 18:42:30,720 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-11 18:42:30,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:42:30,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-11 18:42:30,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-06-11 18:42:30,721 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 34 [2021-06-11 18:42:30,721 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 24 places, 22 transitions, 152 flow. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,721 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:42:30,721 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 34 [2021-06-11 18:42:30,721 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:42:30,766 INFO L129 PetriNetUnfolder]: 19/41 cut-off events. [2021-06-11 18:42:30,766 INFO L130 PetriNetUnfolder]: For 54/54 co-relation queries the response was YES. [2021-06-11 18:42:30,767 INFO L84 FinitePrefix]: Finished finitePrefix Result has 194 conditions, 41 events. 19/41 cut-off events. For 54/54 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 84 event pairs, 0 based on Foata normal form. 2/43 useless extension candidates. Maximal degree in co-relation 180. Up to 26 conditions per place. [2021-06-11 18:42:30,767 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 9 selfloop transitions, 13 changer transitions 1/26 dead transitions. [2021-06-11 18:42:30,767 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 28 places, 26 transitions, 229 flow [2021-06-11 18:42:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-11 18:42:30,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-06-11 18:42:30,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 53 transitions. [2021-06-11 18:42:30,769 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.31176470588235294 [2021-06-11 18:42:30,769 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 53 transitions. [2021-06-11 18:42:30,769 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 53 transitions. [2021-06-11 18:42:30,769 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:42:30,769 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 53 transitions. [2021-06-11 18:42:30,770 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,771 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 34.0) internal successors, (204), 6 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,771 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 34.0) internal successors, (204), 6 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,771 INFO L185 Difference]: Start difference. First operand has 24 places, 22 transitions, 152 flow. Second operand 5 states and 53 transitions. [2021-06-11 18:42:30,771 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 28 places, 26 transitions, 229 flow [2021-06-11 18:42:30,775 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 27 places, 26 transitions, 222 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-06-11 18:42:30,777 INFO L241 Difference]: Finished difference. Result has 29 places, 24 transitions, 205 flow [2021-06-11 18:42:30,777 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=147, PETRI_DIFFERENCE_MINUEND_PLACES=23, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=10, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=205, PETRI_PLACES=29, PETRI_TRANSITIONS=24} [2021-06-11 18:42:30,777 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 12 predicate places. [2021-06-11 18:42:30,777 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:42:30,778 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 29 places, 24 transitions, 205 flow [2021-06-11 18:42:30,778 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 29 places, 24 transitions, 205 flow [2021-06-11 18:42:30,779 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 29 places, 24 transitions, 205 flow [2021-06-11 18:42:30,789 INFO L129 PetriNetUnfolder]: 19/40 cut-off events. [2021-06-11 18:42:30,789 INFO L130 PetriNetUnfolder]: For 75/75 co-relation queries the response was YES. [2021-06-11 18:42:30,790 INFO L84 FinitePrefix]: Finished finitePrefix Result has 183 conditions, 40 events. 19/40 cut-off events. For 75/75 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 87 event pairs, 0 based on Foata normal form. 0/40 useless extension candidates. Maximal degree in co-relation 168. Up to 20 conditions per place. [2021-06-11 18:42:30,791 INFO L151 LiptonReduction]: Number of co-enabled transitions 50 [2021-06-11 18:42:30,794 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:42:30,794 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:42:30,794 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 17 [2021-06-11 18:42:30,797 INFO L480 AbstractCegarLoop]: Abstraction has has 29 places, 24 transitions, 205 flow [2021-06-11 18:42:30,797 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:30,797 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:42:30,798 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-06-11 18:42:30,798 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-11 18:42:30,798 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:42:30,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:42:30,798 INFO L82 PathProgramCache]: Analyzing trace with hash 1551251440, now seen corresponding path program 1 times [2021-06-11 18:42:30,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:42:30,799 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335537602] [2021-06-11 18:42:30,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:42:30,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:42:30,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:30,843 INFO L142 QuantifierPusher]: treesize reduction 28, result has 12.5 percent of original size [2021-06-11 18:42:30,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 18:42:30,847 INFO L142 QuantifierPusher]: treesize reduction 28, result has 31.7 percent of original size [2021-06-11 18:42:30,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:42:30,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:30,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:42:30,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335537602] [2021-06-11 18:42:30,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1215403907] [2021-06-11 18:42:30,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:42:30,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:42:30,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-11 18:42:30,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:42:30,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:30,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:30,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:30,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:30,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:30,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:30,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:30,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:30,894 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:42:30,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:30,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:42:30,898 INFO L147 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size 14 [2021-06-11 18:42:30,899 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-06-11 18:42:30,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:30,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:42:30,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:30,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:30,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:42:30,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:30,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:42:30,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:30,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:30,925 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:30,931 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:30,937 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:42:30,937 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:42:30,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:30,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:30,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:30,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:30,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:30,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:30,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:30,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:30,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:30,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:30,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:30,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:42:30,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:42:30,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:42:30,986 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:30,990 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:42:30,992 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:42:30,992 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:17 [2021-06-11 18:42:30,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:42:30,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:30,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:42:31,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:42:31,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:42:31,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:42:31,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:42:31,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:31,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:42:31,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:31,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:42:31,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:42:31,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:42:31,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:42:31,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:42:31,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:31,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:42:31,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:31,048 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-06-11 18:42:31,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 26 [2021-06-11 18:42:31,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:31,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:31,054 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:31,061 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,065 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 18:42:31,070 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,073 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 18:42:31,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:42:31,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:42:31,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:42:31,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 18:42:31,081 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-11 18:42:31,081 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:23, output treesize:26 [2021-06-11 18:42:31,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,084 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 18:42:31,087 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,088 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 18:42:31,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:42:31,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:42:31,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:42:31,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 18:42:31,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:42:31,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 18:42:31,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:42:31,109 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:42:31,109 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2021-06-11 18:42:31,109 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431318763] [2021-06-11 18:42:31,109 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-11 18:42:31,109 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:42:31,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-11 18:42:31,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-06-11 18:42:31,111 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 34 [2021-06-11 18:42:31,111 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 29 places, 24 transitions, 205 flow. Second operand has 10 states, 10 states have (on average 8.0) internal successors, (80), 10 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:31,111 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:42:31,111 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 34 [2021-06-11 18:42:31,111 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:42:31,275 INFO L129 PetriNetUnfolder]: 32/75 cut-off events. [2021-06-11 18:42:31,275 INFO L130 PetriNetUnfolder]: For 158/158 co-relation queries the response was YES. [2021-06-11 18:42:31,276 INFO L84 FinitePrefix]: Finished finitePrefix Result has 412 conditions, 75 events. 32/75 cut-off events. For 158/158 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 246 event pairs, 0 based on Foata normal form. 4/79 useless extension candidates. Maximal degree in co-relation 395. Up to 37 conditions per place. [2021-06-11 18:42:31,278 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 17 selfloop transitions, 34 changer transitions 2/56 dead transitions. [2021-06-11 18:42:31,278 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 56 transitions, 598 flow [2021-06-11 18:42:31,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-11 18:42:31,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-06-11 18:42:31,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 135 transitions. [2021-06-11 18:42:31,282 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3054298642533937 [2021-06-11 18:42:31,282 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 135 transitions. [2021-06-11 18:42:31,282 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 135 transitions. [2021-06-11 18:42:31,282 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:42:31,282 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 135 transitions. [2021-06-11 18:42:31,284 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 10.384615384615385) internal successors, (135), 13 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) [2021-06-11 18:42:31,285 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 34.0) internal successors, (476), 14 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:31,286 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 34.0) internal successors, (476), 14 states have internal predecessors, (476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:31,286 INFO L185 Difference]: Start difference. First operand has 29 places, 24 transitions, 205 flow. Second operand 13 states and 135 transitions. [2021-06-11 18:42:31,286 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 56 transitions, 598 flow [2021-06-11 18:42:31,289 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 56 transitions, 572 flow, removed 12 selfloop flow, removed 1 redundant places. [2021-06-11 18:42:31,291 INFO L241 Difference]: Finished difference. Result has 46 places, 44 transitions, 491 flow [2021-06-11 18:42:31,291 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=193, PETRI_DIFFERENCE_MINUEND_PLACES=28, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=24, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=6, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=491, PETRI_PLACES=46, PETRI_TRANSITIONS=44} [2021-06-11 18:42:31,291 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 29 predicate places. [2021-06-11 18:42:31,291 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:42:31,291 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 46 places, 44 transitions, 491 flow [2021-06-11 18:42:31,291 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 46 places, 44 transitions, 491 flow [2021-06-11 18:42:31,292 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 45 places, 44 transitions, 491 flow [2021-06-11 18:42:31,304 INFO L129 PetriNetUnfolder]: 31/72 cut-off events. [2021-06-11 18:42:31,304 INFO L130 PetriNetUnfolder]: For 300/300 co-relation queries the response was YES. [2021-06-11 18:42:31,305 INFO L84 FinitePrefix]: Finished finitePrefix Result has 425 conditions, 72 events. 31/72 cut-off events. For 300/300 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 227 event pairs, 0 based on Foata normal form. 0/72 useless extension candidates. Maximal degree in co-relation 403. Up to 36 conditions per place. [2021-06-11 18:42:31,306 INFO L151 LiptonReduction]: Number of co-enabled transitions 96 [2021-06-11 18:42:31,313 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:42:31,313 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:42:31,314 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 23 [2021-06-11 18:42:31,315 INFO L480 AbstractCegarLoop]: Abstraction has has 45 places, 44 transitions, 491 flow [2021-06-11 18:42:31,315 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 8.0) internal successors, (80), 10 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:31,315 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:42:31,315 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1] [2021-06-11 18:42:31,528 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:42:31,529 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:42:31,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:42:31,529 INFO L82 PathProgramCache]: Analyzing trace with hash 1540178798, now seen corresponding path program 1 times [2021-06-11 18:42:31,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:42:31,529 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624326176] [2021-06-11 18:42:31,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:42:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:42:31,554 INFO L142 QuantifierPusher]: treesize reduction 14, result has 50.0 percent of original size [2021-06-11 18:42:31,555 INFO L147 QuantifierPusher]: treesize reduction 9, result has 35.7 percent of original size 5 [2021-06-11 18:42:31,566 INFO L142 QuantifierPusher]: treesize reduction 19, result has 48.6 percent of original size [2021-06-11 18:42:31,566 INFO L147 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size 14 [2021-06-11 18:42:31,587 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-06-11 18:42:31,588 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 18:42:31,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:31,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:42:31,606 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624326176] [2021-06-11 18:42:31,606 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [458888661] [2021-06-11 18:42:31,606 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) [2021-06-11 18:42:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:42:31,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-11 18:42:31,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:42:31,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:31,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:31,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:31,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:31,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:31,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:31,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:31,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:31,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:31,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:31,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:31,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:31,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:42:31,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:31,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:42:31,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:31,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:42:31,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:31,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:42:31,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:31,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:31,665 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:31,669 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:31,672 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:42:31,672 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:42:31,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:31,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:31,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:31,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:42:31,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:31,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:42:31,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:31,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:42:31,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:42:31,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:42:31,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:31,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:42:31,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:31,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:42:31,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:42:31,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:42:31,717 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:31,724 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:31,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:42:31,731 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-11 18:42:31,732 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:23, output treesize:22 [2021-06-11 18:42:31,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:31,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:42:31,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:31,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:42:31,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:42:31,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:42:31,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:42:31,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:42:31,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:31,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:42:31,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:42:31,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:42:31,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:31,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:42:31,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:42:31,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:42:31,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:31,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:31,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:31,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-06-11 18:42:31,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:42:31,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:42:31,795 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:31,803 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:42:31,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:31,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:31,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:42:31,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:42:31,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:42:31,812 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-06-11 18:42:31,812 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:28, output treesize:27 [2021-06-11 18:42:31,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:42:31,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:31,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:31,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:42:31,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:42:31,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:42:31,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:31,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:31,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:42:31,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:42:31,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:42:31,835 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-11 18:42:31,835 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 8 [2021-06-11 18:42:31,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808720443] [2021-06-11 18:42:31,835 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 18:42:31,835 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:42:31,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 18:42:31,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-06-11 18:42:31,836 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 34 [2021-06-11 18:42:31,836 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 44 transitions, 491 flow. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:31,836 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:42:31,836 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 34 [2021-06-11 18:42:31,836 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:42:31,891 INFO L129 PetriNetUnfolder]: 35/85 cut-off events. [2021-06-11 18:42:31,891 INFO L130 PetriNetUnfolder]: For 405/405 co-relation queries the response was YES. [2021-06-11 18:42:31,891 INFO L84 FinitePrefix]: Finished finitePrefix Result has 585 conditions, 85 events. 35/85 cut-off events. For 405/405 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 293 event pairs, 0 based on Foata normal form. 4/89 useless extension candidates. Maximal degree in co-relation 561. Up to 65 conditions per place. [2021-06-11 18:42:31,892 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 37 selfloop transitions, 6 changer transitions 11/57 dead transitions. [2021-06-11 18:42:31,892 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 57 transitions, 755 flow [2021-06-11 18:42:31,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-11 18:42:31,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-06-11 18:42:31,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 63 transitions. [2021-06-11 18:42:31,893 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3088235294117647 [2021-06-11 18:42:31,893 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 63 transitions. [2021-06-11 18:42:31,893 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 63 transitions. [2021-06-11 18:42:31,893 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:42:31,893 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 63 transitions. [2021-06-11 18:42:31,894 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:31,894 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 34.0) internal successors, (238), 7 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:31,894 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 34.0) internal successors, (238), 7 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:31,894 INFO L185 Difference]: Start difference. First operand has 45 places, 44 transitions, 491 flow. Second operand 6 states and 63 transitions. [2021-06-11 18:42:31,894 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 57 transitions, 755 flow [2021-06-11 18:42:31,897 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 57 transitions, 695 flow, removed 25 selfloop flow, removed 4 redundant places. [2021-06-11 18:42:31,898 INFO L241 Difference]: Finished difference. Result has 50 places, 43 transitions, 467 flow [2021-06-11 18:42:31,898 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=437, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=467, PETRI_PLACES=50, PETRI_TRANSITIONS=43} [2021-06-11 18:42:31,899 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 33 predicate places. [2021-06-11 18:42:31,899 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:42:31,899 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 50 places, 43 transitions, 467 flow [2021-06-11 18:42:31,899 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 50 places, 43 transitions, 467 flow [2021-06-11 18:42:31,899 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 47 places, 43 transitions, 467 flow [2021-06-11 18:42:31,905 INFO L129 PetriNetUnfolder]: 30/73 cut-off events. [2021-06-11 18:42:31,905 INFO L130 PetriNetUnfolder]: For 487/491 co-relation queries the response was YES. [2021-06-11 18:42:31,906 INFO L84 FinitePrefix]: Finished finitePrefix Result has 444 conditions, 73 events. 30/73 cut-off events. For 487/491 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 244 event pairs, 0 based on Foata normal form. 1/74 useless extension candidates. Maximal degree in co-relation 419. Up to 37 conditions per place. [2021-06-11 18:42:31,906 INFO L151 LiptonReduction]: Number of co-enabled transitions 94 [2021-06-11 18:42:31,910 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:42:31,910 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:42:31,910 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 11 [2021-06-11 18:42:31,911 INFO L480 AbstractCegarLoop]: Abstraction has has 47 places, 43 transitions, 467 flow [2021-06-11 18:42:31,911 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:31,911 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:42:31,911 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1] [2021-06-11 18:42:32,124 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:42:32,125 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:42:32,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:42:32,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1551591690, now seen corresponding path program 2 times [2021-06-11 18:42:32,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:42:32,126 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975206034] [2021-06-11 18:42:32,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:42:32,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:42:32,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:42:32,149 INFO L142 QuantifierPusher]: treesize reduction 14, result has 36.4 percent of original size [2021-06-11 18:42:32,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:42:32,155 INFO L142 QuantifierPusher]: treesize reduction 14, result has 58.8 percent of original size [2021-06-11 18:42:32,156 INFO L147 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size 16 [2021-06-11 18:42:32,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:32,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:42:32,192 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975206034] [2021-06-11 18:42:32,192 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1445163536] [2021-06-11 18:42:32,192 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:42:32,207 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 18:42:32,207 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:42:32,208 WARN L261 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-11 18:42:32,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:42:32,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,224 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:42:32,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:32,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:42:32,226 INFO L147 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size 14 [2021-06-11 18:42:32,227 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-06-11 18:42:32,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:32,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:42:32,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:32,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:32,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:42:32,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:32,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:42:32,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:32,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:32,241 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:32,245 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:32,247 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:42:32,247 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:42:32,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:32,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:32,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:32,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:32,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:32,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:32,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:32,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:32,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:32,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:32,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:32,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:32,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:32,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:32,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:32,277 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-06-11 18:42:32,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 18 [2021-06-11 18:42:32,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:42:32,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:42:32,280 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:32,286 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:42:32,287 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:42:32,287 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:21 [2021-06-11 18:42:32,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:42:32,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:42:32,301 INFO L142 QuantifierPusher]: treesize reduction 17, result has 68.5 percent of original size [2021-06-11 18:42:32,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:32,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 18:42:32,309 INFO L147 QuantifierPusher]: treesize reduction 6, result has 83.8 percent of original size 31 [2021-06-11 18:42:32,310 INFO L142 QuantifierPusher]: treesize reduction 6, result has 84.2 percent of original size [2021-06-11 18:42:32,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:32,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:42:32,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:42:32,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,314 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 18:42:32,318 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:32,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:32,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:42:32,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:32,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:32,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:42:32,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:32,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:42:32,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:42:32,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:32,334 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-06-11 18:42:32,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 22 [2021-06-11 18:42:32,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:42:32,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:42:32,337 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:32,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:42:32,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:42:32,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:42:32,344 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:32,365 INFO L628 ElimStorePlain]: treesize reduction 3, result has 91.9 percent of original size [2021-06-11 18:42:32,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 18:42:32,367 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 18:42:32,367 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:34 [2021-06-11 18:42:32,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 18:42:32,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 18:42:32,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:42:32,383 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:42:32,383 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2021-06-11 18:42:32,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460252978] [2021-06-11 18:42:32,384 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-11 18:42:32,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:42:32,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-11 18:42:32,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-06-11 18:42:32,385 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 34 [2021-06-11 18:42:32,385 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 43 transitions, 467 flow. Second operand has 10 states, 10 states have (on average 8.0) internal successors, (80), 10 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:32,385 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:42:32,385 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 34 [2021-06-11 18:42:32,385 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:42:32,544 INFO L129 PetriNetUnfolder]: 32/77 cut-off events. [2021-06-11 18:42:32,545 INFO L130 PetriNetUnfolder]: For 534/545 co-relation queries the response was YES. [2021-06-11 18:42:32,545 INFO L84 FinitePrefix]: Finished finitePrefix Result has 546 conditions, 77 events. 32/77 cut-off events. For 534/545 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 258 event pairs, 0 based on Foata normal form. 9/86 useless extension candidates. Maximal degree in co-relation 519. Up to 52 conditions per place. [2021-06-11 18:42:32,546 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 18 selfloop transitions, 25 changer transitions 2/48 dead transitions. [2021-06-11 18:42:32,546 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 57 places, 48 transitions, 625 flow [2021-06-11 18:42:32,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-11 18:42:32,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-06-11 18:42:32,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 104 transitions. [2021-06-11 18:42:32,547 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.27807486631016043 [2021-06-11 18:42:32,547 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 104 transitions. [2021-06-11 18:42:32,547 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 104 transitions. [2021-06-11 18:42:32,547 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:42:32,547 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 104 transitions. [2021-06-11 18:42:32,548 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 9.454545454545455) internal successors, (104), 11 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:32,549 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 34.0) internal successors, (408), 12 states have internal predecessors, (408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:32,549 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 34.0) internal successors, (408), 12 states have internal predecessors, (408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:32,549 INFO L185 Difference]: Start difference. First operand has 47 places, 43 transitions, 467 flow. Second operand 11 states and 104 transitions. [2021-06-11 18:42:32,550 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 57 places, 48 transitions, 625 flow [2021-06-11 18:42:32,552 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 51 places, 48 transitions, 544 flow, removed 19 selfloop flow, removed 6 redundant places. [2021-06-11 18:42:32,553 INFO L241 Difference]: Finished difference. Result has 54 places, 45 transitions, 487 flow [2021-06-11 18:42:32,554 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=400, PETRI_DIFFERENCE_MINUEND_PLACES=41, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=19, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=487, PETRI_PLACES=54, PETRI_TRANSITIONS=45} [2021-06-11 18:42:32,554 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 37 predicate places. [2021-06-11 18:42:32,554 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:42:32,554 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 54 places, 45 transitions, 487 flow [2021-06-11 18:42:32,554 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 54 places, 45 transitions, 487 flow [2021-06-11 18:42:32,555 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 52 places, 45 transitions, 487 flow [2021-06-11 18:42:32,563 INFO L129 PetriNetUnfolder]: 31/74 cut-off events. [2021-06-11 18:42:32,564 INFO L130 PetriNetUnfolder]: For 340/340 co-relation queries the response was YES. [2021-06-11 18:42:32,564 INFO L84 FinitePrefix]: Finished finitePrefix Result has 447 conditions, 74 events. 31/74 cut-off events. For 340/340 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 243 event pairs, 0 based on Foata normal form. 0/74 useless extension candidates. Maximal degree in co-relation 422. Up to 38 conditions per place. [2021-06-11 18:42:32,564 INFO L151 LiptonReduction]: Number of co-enabled transitions 98 [2021-06-11 18:42:32,568 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:42:32,569 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:42:32,569 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 15 [2021-06-11 18:42:32,569 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 45 transitions, 487 flow [2021-06-11 18:42:32,570 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 8.0) internal successors, (80), 10 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:32,570 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:42:32,570 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-06-11 18:42:32,776 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:42:32,777 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:42:32,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:42:32,777 INFO L82 PathProgramCache]: Analyzing trace with hash 1540807348, now seen corresponding path program 1 times [2021-06-11 18:42:32,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:42:32,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42287157] [2021-06-11 18:42:32,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:42:32,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:42:32,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:42:32,800 INFO L142 QuantifierPusher]: treesize reduction 18, result has 33.3 percent of original size [2021-06-11 18:42:32,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:42:32,809 INFO L142 QuantifierPusher]: treesize reduction 19, result has 47.2 percent of original size [2021-06-11 18:42:32,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:42:32,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:32,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:42:32,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42287157] [2021-06-11 18:42:32,821 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-11 18:42:32,821 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-11 18:42:32,821 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278861006] [2021-06-11 18:42:32,821 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-11 18:42:32,821 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:42:32,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-11 18:42:32,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-06-11 18:42:32,823 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 34 [2021-06-11 18:42:32,823 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 45 transitions, 487 flow. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:32,823 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:42:32,823 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 34 [2021-06-11 18:42:32,823 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:42:32,872 INFO L129 PetriNetUnfolder]: 33/76 cut-off events. [2021-06-11 18:42:32,872 INFO L130 PetriNetUnfolder]: For 370/370 co-relation queries the response was YES. [2021-06-11 18:42:32,872 INFO L84 FinitePrefix]: Finished finitePrefix Result has 531 conditions, 76 events. 33/76 cut-off events. For 370/370 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 237 event pairs, 0 based on Foata normal form. 2/78 useless extension candidates. Maximal degree in co-relation 504. Up to 53 conditions per place. [2021-06-11 18:42:32,873 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 23 selfloop transitions, 23 changer transitions 1/50 dead transitions. [2021-06-11 18:42:32,873 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 50 transitions, 640 flow [2021-06-11 18:42:32,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-11 18:42:32,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-06-11 18:42:32,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 70 transitions. [2021-06-11 18:42:32,875 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.29411764705882354 [2021-06-11 18:42:32,875 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 70 transitions. [2021-06-11 18:42:32,875 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 70 transitions. [2021-06-11 18:42:32,875 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:42:32,875 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 70 transitions. [2021-06-11 18:42:32,875 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:32,876 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 34.0) internal successors, (272), 8 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:32,876 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 34.0) internal successors, (272), 8 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:32,876 INFO L185 Difference]: Start difference. First operand has 52 places, 45 transitions, 487 flow. Second operand 7 states and 70 transitions. [2021-06-11 18:42:32,876 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 50 transitions, 640 flow [2021-06-11 18:42:32,878 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 50 transitions, 552 flow, removed 14 selfloop flow, removed 8 redundant places. [2021-06-11 18:42:32,879 INFO L241 Difference]: Finished difference. Result has 52 places, 47 transitions, 502 flow [2021-06-11 18:42:32,879 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=402, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=502, PETRI_PLACES=52, PETRI_TRANSITIONS=47} [2021-06-11 18:42:32,879 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 35 predicate places. [2021-06-11 18:42:32,879 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:42:32,879 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 52 places, 47 transitions, 502 flow [2021-06-11 18:42:32,880 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 52 places, 47 transitions, 502 flow [2021-06-11 18:42:32,880 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 51 places, 47 transitions, 502 flow [2021-06-11 18:42:32,885 INFO L129 PetriNetUnfolder]: 32/74 cut-off events. [2021-06-11 18:42:32,885 INFO L130 PetriNetUnfolder]: For 398/398 co-relation queries the response was YES. [2021-06-11 18:42:32,886 INFO L84 FinitePrefix]: Finished finitePrefix Result has 443 conditions, 74 events. 32/74 cut-off events. For 398/398 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 234 event pairs, 0 based on Foata normal form. 0/74 useless extension candidates. Maximal degree in co-relation 419. Up to 36 conditions per place. [2021-06-11 18:42:32,886 INFO L151 LiptonReduction]: Number of co-enabled transitions 102 [2021-06-11 18:42:32,892 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:42:32,892 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:42:32,892 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 13 [2021-06-11 18:42:32,892 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 47 transitions, 502 flow [2021-06-11 18:42:32,892 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:32,892 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:42:32,893 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 18:42:32,893 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-11 18:42:32,893 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:42:32,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:42:32,893 INFO L82 PathProgramCache]: Analyzing trace with hash 855507628, now seen corresponding path program 1 times [2021-06-11 18:42:32,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:42:32,893 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626325187] [2021-06-11 18:42:32,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:42:32,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:42:32,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:42:32,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:32,926 INFO L142 QuantifierPusher]: treesize reduction 23, result has 14.8 percent of original size [2021-06-11 18:42:32,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 18:42:32,930 INFO L142 QuantifierPusher]: treesize reduction 19, result has 47.2 percent of original size [2021-06-11 18:42:32,931 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 18:42:32,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:32,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:42:32,946 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626325187] [2021-06-11 18:42:32,946 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1683692358] [2021-06-11 18:42:32,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:42:32,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:42:32,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-11 18:42:32,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:42:32,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,976 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:42:32,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:32,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:42:32,978 INFO L147 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size 16 [2021-06-11 18:42:32,978 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-06-11 18:42:32,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:32,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:42:32,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:32,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:32,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:42:32,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:32,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:32,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:32,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:42:33,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:33,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:42:33,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:33,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:42:33,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:33,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:42:33,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:33,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:33,020 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:33,023 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:33,024 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:42:33,024 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:42:33,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:33,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:33,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:33,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:33,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:42:33,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:33,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:42:33,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:42:33,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:33,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:42:33,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:42:33,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:33,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:33,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:42:33,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:42:33,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:42:33,054 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:33,059 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:42:33,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:42:33,061 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-11 18:42:33,061 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:18, output treesize:17 [2021-06-11 18:42:33,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:42:33,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:42:33,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:42:33,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:42:33,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:42:33,074 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:42:33,074 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-06-11 18:42:33,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290287290] [2021-06-11 18:42:33,074 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-11 18:42:33,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:42:33,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-11 18:42:33,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-06-11 18:42:33,075 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 34 [2021-06-11 18:42:33,075 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 47 transitions, 502 flow. Second operand has 12 states, 12 states have (on average 8.0) internal successors, (96), 12 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:33,075 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:42:33,075 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 34 [2021-06-11 18:42:33,075 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:42:33,259 INFO L129 PetriNetUnfolder]: 55/128 cut-off events. [2021-06-11 18:42:33,260 INFO L130 PetriNetUnfolder]: For 828/828 co-relation queries the response was YES. [2021-06-11 18:42:33,260 INFO L84 FinitePrefix]: Finished finitePrefix Result has 899 conditions, 128 events. 55/128 cut-off events. For 828/828 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 483 event pairs, 0 based on Foata normal form. 6/134 useless extension candidates. Maximal degree in co-relation 873. Up to 59 conditions per place. [2021-06-11 18:42:33,261 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 34 selfloop transitions, 49 changer transitions 4/90 dead transitions. [2021-06-11 18:42:33,261 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 90 transitions, 1207 flow [2021-06-11 18:42:33,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-11 18:42:33,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-06-11 18:42:33,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 174 transitions. [2021-06-11 18:42:33,262 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.30103806228373703 [2021-06-11 18:42:33,262 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 174 transitions. [2021-06-11 18:42:33,262 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 174 transitions. [2021-06-11 18:42:33,262 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:42:33,262 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 174 transitions. [2021-06-11 18:42:33,263 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 10.235294117647058) internal successors, (174), 17 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:33,263 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 34.0) internal successors, (612), 18 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:33,264 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 34.0) internal successors, (612), 18 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:33,264 INFO L185 Difference]: Start difference. First operand has 51 places, 47 transitions, 502 flow. Second operand 17 states and 174 transitions. [2021-06-11 18:42:33,264 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 90 transitions, 1207 flow [2021-06-11 18:42:33,268 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 62 places, 90 transitions, 1146 flow, removed 22 selfloop flow, removed 5 redundant places. [2021-06-11 18:42:33,269 INFO L241 Difference]: Finished difference. Result has 67 places, 69 transitions, 906 flow [2021-06-11 18:42:33,269 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=455, PETRI_DIFFERENCE_MINUEND_PLACES=46, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=15, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=906, PETRI_PLACES=67, PETRI_TRANSITIONS=69} [2021-06-11 18:42:33,269 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 50 predicate places. [2021-06-11 18:42:33,269 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:42:33,269 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 67 places, 69 transitions, 906 flow [2021-06-11 18:42:33,270 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 67 places, 69 transitions, 906 flow [2021-06-11 18:42:33,270 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 67 places, 69 transitions, 906 flow [2021-06-11 18:42:33,278 INFO L129 PetriNetUnfolder]: 52/122 cut-off events. [2021-06-11 18:42:33,278 INFO L130 PetriNetUnfolder]: For 1036/1036 co-relation queries the response was YES. [2021-06-11 18:42:33,278 INFO L84 FinitePrefix]: Finished finitePrefix Result has 846 conditions, 122 events. 52/122 cut-off events. For 1036/1036 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 474 event pairs, 0 based on Foata normal form. 0/122 useless extension candidates. Maximal degree in co-relation 819. Up to 56 conditions per place. [2021-06-11 18:42:33,279 INFO L151 LiptonReduction]: Number of co-enabled transitions 148 [2021-06-11 18:42:33,293 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:42:33,293 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:42:33,293 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 24 [2021-06-11 18:42:33,294 INFO L480 AbstractCegarLoop]: Abstraction has has 67 places, 69 transitions, 906 flow [2021-06-11 18:42:33,294 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 8.0) internal successors, (96), 12 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:33,294 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:42:33,294 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2021-06-11 18:42:33,501 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:42:33,501 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:42:33,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:42:33,501 INFO L82 PathProgramCache]: Analyzing trace with hash 855514082, now seen corresponding path program 2 times [2021-06-11 18:42:33,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:42:33,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848060910] [2021-06-11 18:42:33,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:42:33,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:42:33,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:42:33,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:33,537 INFO L142 QuantifierPusher]: treesize reduction 23, result has 14.8 percent of original size [2021-06-11 18:42:33,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 18:42:33,543 INFO L142 QuantifierPusher]: treesize reduction 19, result has 47.2 percent of original size [2021-06-11 18:42:33,543 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 18:42:33,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:33,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:42:33,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848060910] [2021-06-11 18:42:33,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [210352107] [2021-06-11 18:42:33,559 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:42:33,572 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 18:42:33,573 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:42:33,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-11 18:42:33,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:42:33,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,589 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:42:33,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:42:33,590 INFO L147 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size 16 [2021-06-11 18:42:33,591 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-06-11 18:42:33,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:42:33,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:33,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:42:33,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:33,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:33,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:42:33,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:33,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:42:33,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:33,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:42:33,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:33,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:42:33,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:33,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:33,622 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:33,626 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:33,628 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:42:33,628 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:42:33,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:33,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:33,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:42:33,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:33,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:42:33,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:33,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:42:33,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:42:33,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:33,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:42:33,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:42:33,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:33,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:33,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:42:33,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:42:33,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:42:33,669 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:33,674 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:42:33,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:42:33,676 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-11 18:42:33,676 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:18, output treesize:17 [2021-06-11 18:42:33,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:42:33,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:42:33,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:33,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:33,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:42:33,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:42:33,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:42:33,704 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:42:33,704 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-06-11 18:42:33,704 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995613221] [2021-06-11 18:42:33,705 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-11 18:42:33,705 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:42:33,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-11 18:42:33,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-06-11 18:42:33,705 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 34 [2021-06-11 18:42:33,706 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 69 transitions, 906 flow. Second operand has 12 states, 12 states have (on average 8.0) internal successors, (96), 12 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:33,706 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:42:33,706 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 34 [2021-06-11 18:42:33,706 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:42:33,864 INFO L129 PetriNetUnfolder]: 53/128 cut-off events. [2021-06-11 18:42:33,864 INFO L130 PetriNetUnfolder]: For 1188/1188 co-relation queries the response was YES. [2021-06-11 18:42:33,864 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1009 conditions, 128 events. 53/128 cut-off events. For 1188/1188 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 504 event pairs, 1 based on Foata normal form. 5/133 useless extension candidates. Maximal degree in co-relation 980. Up to 61 conditions per place. [2021-06-11 18:42:33,865 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 30 selfloop transitions, 42 changer transitions 13/88 dead transitions. [2021-06-11 18:42:33,865 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 80 places, 88 transitions, 1319 flow [2021-06-11 18:42:33,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-11 18:42:33,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-06-11 18:42:33,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 145 transitions. [2021-06-11 18:42:33,866 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.30462184873949577 [2021-06-11 18:42:33,866 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 145 transitions. [2021-06-11 18:42:33,866 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 145 transitions. [2021-06-11 18:42:33,866 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:42:33,866 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 145 transitions. [2021-06-11 18:42:33,867 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 10.357142857142858) internal successors, (145), 14 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:33,867 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 34.0) internal successors, (510), 15 states have internal predecessors, (510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:33,867 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 34.0) internal successors, (510), 15 states have internal predecessors, (510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:33,868 INFO L185 Difference]: Start difference. First operand has 67 places, 69 transitions, 906 flow. Second operand 14 states and 145 transitions. [2021-06-11 18:42:33,868 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 80 places, 88 transitions, 1319 flow [2021-06-11 18:42:33,873 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 88 transitions, 1153 flow, removed 51 selfloop flow, removed 10 redundant places. [2021-06-11 18:42:33,874 INFO L241 Difference]: Finished difference. Result has 72 places, 66 transitions, 813 flow [2021-06-11 18:42:33,874 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=755, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=40, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=813, PETRI_PLACES=72, PETRI_TRANSITIONS=66} [2021-06-11 18:42:33,874 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 55 predicate places. [2021-06-11 18:42:33,874 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:42:33,874 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 72 places, 66 transitions, 813 flow [2021-06-11 18:42:33,875 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 72 places, 66 transitions, 813 flow [2021-06-11 18:42:33,875 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 68 places, 66 transitions, 813 flow [2021-06-11 18:42:33,882 INFO L129 PetriNetUnfolder]: 46/113 cut-off events. [2021-06-11 18:42:33,882 INFO L130 PetriNetUnfolder]: For 686/686 co-relation queries the response was YES. [2021-06-11 18:42:33,882 INFO L84 FinitePrefix]: Finished finitePrefix Result has 732 conditions, 113 events. 46/113 cut-off events. For 686/686 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 441 event pairs, 1 based on Foata normal form. 0/113 useless extension candidates. Maximal degree in co-relation 706. Up to 50 conditions per place. [2021-06-11 18:42:33,883 INFO L151 LiptonReduction]: Number of co-enabled transitions 142 [2021-06-11 18:42:33,889 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:42:33,889 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:42:33,889 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 15 [2021-06-11 18:42:33,889 INFO L480 AbstractCegarLoop]: Abstraction has has 68 places, 66 transitions, 813 flow [2021-06-11 18:42:33,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 8.0) internal successors, (96), 12 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:33,889 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:42:33,890 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1] [2021-06-11 18:42:34,106 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-11 18:42:34,106 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:42:34,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:42:34,107 INFO L82 PathProgramCache]: Analyzing trace with hash 866292714, now seen corresponding path program 3 times [2021-06-11 18:42:34,107 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:42:34,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986999426] [2021-06-11 18:42:34,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:42:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:42:34,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:34,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:42:34,138 INFO L142 QuantifierPusher]: treesize reduction 19, result has 36.7 percent of original size [2021-06-11 18:42:34,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:42:34,144 INFO L142 QuantifierPusher]: treesize reduction 14, result has 63.2 percent of original size [2021-06-11 18:42:34,145 INFO L147 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size 19 [2021-06-11 18:42:34,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:34,167 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:42:34,167 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986999426] [2021-06-11 18:42:34,167 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [829231098] [2021-06-11 18:42:34,167 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:42:34,187 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-11 18:42:34,188 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:42:34,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-11 18:42:34,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:42:34,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:34,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:34,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:34,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:34,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:34,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:34,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:34,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:34,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:42:34,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-11 18:42:34,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:42:34,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-11 18:42:34,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:42:34,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 18:42:34,218 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-06-11 18:42:34,219 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 18:42:34,220 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:42:34,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:42:34,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 18:42:34,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:42:34,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:34,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:42:34,229 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:34,239 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-06-11 18:42:34,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:34,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:42:34,242 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:34,252 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 18:42:34,255 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 18:42:34,255 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:33, output treesize:31 [2021-06-11 18:42:34,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 18:42:34,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 18:42:34,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-06-11 18:42:34,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-06-11 18:42:34,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-06-11 18:42:34,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-06-11 18:42:34,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,282 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-06-11 18:42:34,282 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 18:42:34,285 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,286 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 18:42:34,292 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,293 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.5 percent of original size [2021-06-11 18:42:34,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:42:34,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:34,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-06-11 18:42:34,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,296 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-06-11 18:42:34,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 18:42:34,297 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 18:42:34,298 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,298 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.5 percent of original size [2021-06-11 18:42:34,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:42:34,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:42:34,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-06-11 18:42:34,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,301 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-06-11 18:42:34,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 18:42:34,303 INFO L147 QuantifierPusher]: treesize reduction 23, result has 75.5 percent of original size 71 [2021-06-11 18:42:34,307 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-11 18:42:34,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:42:34,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:42:34,309 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:34,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-06-11 18:42:34,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:42:34,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:42:34,316 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:34,356 INFO L628 ElimStorePlain]: treesize reduction 11, result has 87.1 percent of original size [2021-06-11 18:42:34,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-06-11 18:42:34,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:42:34,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:42:34,364 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:34,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-06-11 18:42:34,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:42:34,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:42:34,370 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:34,388 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,388 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.2 percent of original size [2021-06-11 18:42:34,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-06-11 18:42:34,390 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-11 18:42:34,390 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:111, output treesize:70 [2021-06-11 18:42:34,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-06-11 18:42:34,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-06-11 18:42:34,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-06-11 18:42:34,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-06-11 18:42:34,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-06-11 18:42:34,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-06-11 18:42:34,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-06-11 18:42:34,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-06-11 18:42:34,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-06-11 18:42:34,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-06-11 18:42:34,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,428 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-06-11 18:42:34,429 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:42:34,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:42:34,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:42:34,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-06-11 18:42:34,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-06-11 18:42:34,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-06-11 18:42:34,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2021-06-11 18:42:34,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:42:34,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:42:34,448 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:34,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2021-06-11 18:42:34,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:34,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:34,460 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:34,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,486 INFO L354 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2021-06-11 18:42:34,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 32 [2021-06-11 18:42:34,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:42:34,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:42:34,488 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:34,515 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-06-11 18:42:34,517 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-11 18:42:34,517 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:88, output treesize:91 [2021-06-11 18:42:34,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-06-11 18:42:34,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-06-11 18:42:34,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 124 [2021-06-11 18:42:34,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-06-11 18:42:34,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 124 [2021-06-11 18:42:34,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-06-11 18:42:34,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,566 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-06-11 18:42:34,567 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 18:42:34,568 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,569 INFO L142 QuantifierPusher]: treesize reduction 65, result has 68.8 percent of original size [2021-06-11 18:42:34,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,570 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-06-11 18:42:34,571 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:42:34,573 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 18:42:34,573 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:42:34,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:42:34,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 18:42:34,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:42:34,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:42:34,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-06-11 18:42:34,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-06-11 18:42:34,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-06-11 18:42:34,580 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2021-06-11 18:42:34,581 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,582 INFO L142 QuantifierPusher]: treesize reduction 8, result has 93.5 percent of original size [2021-06-11 18:42:34,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,583 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 18:42:34,584 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:42:34,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:42:34,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 18:42:34,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:42:34,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 18:42:34,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,588 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-06-11 18:42:34,589 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:42:34,591 INFO L147 QuantifierPusher]: treesize reduction 6, result has 92.0 percent of original size 69 [2021-06-11 18:42:34,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 18:42:34,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-11 18:42:34,593 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-06-11 18:42:34,593 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:42:34,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:42:34,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:42:34,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-11 18:42:34,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-11 18:42:34,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:42:34,601 INFO L147 QuantifierPusher]: treesize reduction 6, result has 93.1 percent of original size 81 [2021-06-11 18:42:34,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-11 18:42:34,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:42:34,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:42:34,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-06-11 18:42:34,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-06-11 18:42:34,606 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 18:42:34,607 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,607 INFO L142 QuantifierPusher]: treesize reduction 2, result has 95.7 percent of original size [2021-06-11 18:42:34,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:42:34,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:42:34,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 18:42:34,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,609 INFO L142 QuantifierPusher]: treesize reduction 2, result has 92.9 percent of original size [2021-06-11 18:42:34,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:42:34,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 135 [2021-06-11 18:42:34,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,611 INFO L142 QuantifierPusher]: treesize reduction 2, result has 98.3 percent of original size [2021-06-11 18:42:34,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-06-11 18:42:34,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-06-11 18:42:34,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,628 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-06-11 18:42:34,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 30 [2021-06-11 18:42:34,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:42:34,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:42:34,630 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:34,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2021-06-11 18:42:34,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:34,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:34,666 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:34,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2021-06-11 18:42:34,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:34,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:42:34,677 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:34,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-06-11 18:42:34,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:42:34,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:42:34,691 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:34,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,706 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-06-11 18:42:34,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 34 [2021-06-11 18:42:34,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:42:34,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:42:34,708 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:34,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:42:34,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-06-11 18:42:34,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:42:34,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:42:34,717 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-11 18:42:34,812 INFO L628 ElimStorePlain]: treesize reduction 53, result has 72.3 percent of original size [2021-06-11 18:42:34,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 18:42:34,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-06-11 18:42:34,815 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 5 xjuncts. [2021-06-11 18:42:34,815 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:197, output treesize:138 [2021-06-11 18:42:34,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 18:42:34,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-06-11 18:42:34,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:42:34,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:42:34,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 18:42:34,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-06-11 18:42:39,080 WARN L205 SmtUtils]: Spent 4.25 s on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2021-06-11 18:42:39,081 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:42:39,081 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-11 18:42:39,081 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 10 [2021-06-11 18:42:39,081 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841605601] [2021-06-11 18:42:39,081 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-11 18:42:39,081 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:42:39,082 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-11 18:42:39,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-06-11 18:42:39,082 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 34 [2021-06-11 18:42:39,082 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 66 transitions, 813 flow. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:42:39,082 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:42:39,082 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 34 [2021-06-11 18:42:39,082 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:42:47,773 WARN L205 SmtUtils]: Spent 8.62 s on a formula simplification. DAG size of input: 80 DAG size of output: 79 [2021-06-11 18:43:18,494 WARN L205 SmtUtils]: Spent 30.71 s on a formula simplification. DAG size of input: 84 DAG size of output: 77 [2021-06-11 18:43:18,520 INFO L129 PetriNetUnfolder]: 50/128 cut-off events. [2021-06-11 18:43:18,520 INFO L130 PetriNetUnfolder]: For 861/861 co-relation queries the response was YES. [2021-06-11 18:43:18,520 INFO L84 FinitePrefix]: Finished finitePrefix Result has 960 conditions, 128 events. 50/128 cut-off events. For 861/861 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 524 event pairs, 1 based on Foata normal form. 3/131 useless extension candidates. Maximal degree in co-relation 932. Up to 99 conditions per place. [2021-06-11 18:43:18,521 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 58 selfloop transitions, 13 changer transitions 5/79 dead transitions. [2021-06-11 18:43:18,521 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 79 transitions, 1136 flow [2021-06-11 18:43:18,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-11 18:43:18,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-06-11 18:43:18,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 82 transitions. [2021-06-11 18:43:18,522 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3014705882352941 [2021-06-11 18:43:18,522 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 82 transitions. [2021-06-11 18:43:18,522 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 82 transitions. [2021-06-11 18:43:18,522 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:18,522 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 82 transitions. [2021-06-11 18:43:18,523 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 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) [2021-06-11 18:43:18,523 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 34.0) internal successors, (306), 9 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:18,523 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 34.0) internal successors, (306), 9 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:18,523 INFO L185 Difference]: Start difference. First operand has 68 places, 66 transitions, 813 flow. Second operand 8 states and 82 transitions. [2021-06-11 18:43:18,523 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 79 transitions, 1136 flow [2021-06-11 18:43:18,529 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 79 transitions, 1040 flow, removed 20 selfloop flow, removed 9 redundant places. [2021-06-11 18:43:18,530 INFO L241 Difference]: Finished difference. Result has 71 places, 69 transitions, 800 flow [2021-06-11 18:43:18,530 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=724, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=800, PETRI_PLACES=71, PETRI_TRANSITIONS=69} [2021-06-11 18:43:18,530 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 54 predicate places. [2021-06-11 18:43:18,530 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:18,530 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 71 places, 69 transitions, 800 flow [2021-06-11 18:43:18,531 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 71 places, 69 transitions, 800 flow [2021-06-11 18:43:18,531 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 68 places, 69 transitions, 800 flow [2021-06-11 18:43:18,540 INFO L129 PetriNetUnfolder]: 47/121 cut-off events. [2021-06-11 18:43:18,540 INFO L130 PetriNetUnfolder]: For 869/869 co-relation queries the response was YES. [2021-06-11 18:43:18,541 INFO L84 FinitePrefix]: Finished finitePrefix Result has 767 conditions, 121 events. 47/121 cut-off events. For 869/869 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 503 event pairs, 2 based on Foata normal form. 0/121 useless extension candidates. Maximal degree in co-relation 737. Up to 49 conditions per place. [2021-06-11 18:43:18,541 INFO L151 LiptonReduction]: Number of co-enabled transitions 150 [2021-06-11 18:43:18,548 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:18,548 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:18,548 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 18 [2021-06-11 18:43:18,550 INFO L480 AbstractCegarLoop]: Abstraction has has 68 places, 69 transitions, 800 flow [2021-06-11 18:43:18,550 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:18,550 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:18,550 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:18,750 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:18,751 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:18,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:18,751 INFO L82 PathProgramCache]: Analyzing trace with hash 844154194, now seen corresponding path program 1 times [2021-06-11 18:43:18,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:18,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406682148] [2021-06-11 18:43:18,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:18,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:18,773 INFO L142 QuantifierPusher]: treesize reduction 14, result has 41.7 percent of original size [2021-06-11 18:43:18,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:43:18,778 INFO L142 QuantifierPusher]: treesize reduction 14, result has 61.1 percent of original size [2021-06-11 18:43:18,779 INFO L147 QuantifierPusher]: treesize reduction 4, result has 81.8 percent of original size 18 [2021-06-11 18:43:18,793 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-06-11 18:43:18,793 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 18:43:18,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:18,810 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:18,810 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406682148] [2021-06-11 18:43:18,810 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1544137941] [2021-06-11 18:43:18,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:18,822 WARN L261 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-11 18:43:18,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:18,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:18,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:18,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:18,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:18,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:18,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:18,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:18,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:18,837 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:18,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:18,838 INFO L147 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size 14 [2021-06-11 18:43:18,839 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-06-11 18:43:18,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:18,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:18,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:18,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:18,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:18,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:18,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:18,844 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:18,848 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:18,849 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:18,849 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:43:18,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:18,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:18,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:18,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:18,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:18,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:18,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:18,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:18,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:43:18,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:18,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:18,868 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:18,873 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:18,874 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:18,874 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:17 [2021-06-11 18:43:18,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:18,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:18,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:18,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:18,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:18,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:18,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:18,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:18,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:18,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:18,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:18,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:18,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-06-11 18:43:18,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:18,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:18,894 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:18,899 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:18,900 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:18,900 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:22 [2021-06-11 18:43:18,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:18,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:18,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:18,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:18,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:18,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:18,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:43:18,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:18,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:18,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 18:43:18,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:18,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:18,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:18,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:18,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:18,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-06-11 18:43:18,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:18,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:18,926 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:18,933 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:18,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:18,935 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-11 18:43:18,935 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:28, output treesize:27 [2021-06-11 18:43:18,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:18,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:18,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:18,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:18,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:18,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:18,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:18,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:18,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-06-11 18:43:18,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225185209] [2021-06-11 18:43:18,952 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-11 18:43:18,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:18,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-11 18:43:18,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2021-06-11 18:43:18,953 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 34 [2021-06-11 18:43:18,953 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 69 transitions, 800 flow. Second operand has 12 states, 12 states have (on average 8.0) internal successors, (96), 12 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:18,953 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:18,953 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 34 [2021-06-11 18:43:18,953 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:19,047 INFO L129 PetriNetUnfolder]: 49/122 cut-off events. [2021-06-11 18:43:19,047 INFO L130 PetriNetUnfolder]: For 907/907 co-relation queries the response was YES. [2021-06-11 18:43:19,047 INFO L84 FinitePrefix]: Finished finitePrefix Result has 898 conditions, 122 events. 49/122 cut-off events. For 907/907 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 481 event pairs, 0 based on Foata normal form. 3/125 useless extension candidates. Maximal degree in co-relation 866. Up to 75 conditions per place. [2021-06-11 18:43:19,048 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 34 selfloop transitions, 33 changer transitions 6/76 dead transitions. [2021-06-11 18:43:19,048 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 76 transitions, 1034 flow [2021-06-11 18:43:19,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-11 18:43:19,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-06-11 18:43:19,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 89 transitions. [2021-06-11 18:43:19,049 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2908496732026144 [2021-06-11 18:43:19,049 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 89 transitions. [2021-06-11 18:43:19,049 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 89 transitions. [2021-06-11 18:43:19,049 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:19,049 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 89 transitions. [2021-06-11 18:43:19,050 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 9.88888888888889) internal successors, (89), 9 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:19,050 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:19,050 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 34.0) internal successors, (340), 10 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:19,050 INFO L185 Difference]: Start difference. First operand has 68 places, 69 transitions, 800 flow. Second operand 9 states and 89 transitions. [2021-06-11 18:43:19,050 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 76 transitions, 1034 flow [2021-06-11 18:43:19,054 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 71 places, 76 transitions, 1002 flow, removed 10 selfloop flow, removed 5 redundant places. [2021-06-11 18:43:19,055 INFO L241 Difference]: Finished difference. Result has 73 places, 67 transitions, 841 flow [2021-06-11 18:43:19,055 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=776, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=31, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=841, PETRI_PLACES=73, PETRI_TRANSITIONS=67} [2021-06-11 18:43:19,055 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 56 predicate places. [2021-06-11 18:43:19,055 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:19,056 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 73 places, 67 transitions, 841 flow [2021-06-11 18:43:19,056 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 73 places, 67 transitions, 841 flow [2021-06-11 18:43:19,056 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 68 places, 67 transitions, 841 flow [2021-06-11 18:43:19,063 INFO L129 PetriNetUnfolder]: 46/114 cut-off events. [2021-06-11 18:43:19,063 INFO L130 PetriNetUnfolder]: For 830/830 co-relation queries the response was YES. [2021-06-11 18:43:19,064 INFO L84 FinitePrefix]: Finished finitePrefix Result has 759 conditions, 114 events. 46/114 cut-off events. For 830/830 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 441 event pairs, 2 based on Foata normal form. 0/114 useless extension candidates. Maximal degree in co-relation 730. Up to 49 conditions per place. [2021-06-11 18:43:19,064 INFO L151 LiptonReduction]: Number of co-enabled transitions 144 [2021-06-11 18:43:19,070 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:19,070 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:19,070 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 15 [2021-06-11 18:43:19,071 INFO L480 AbstractCegarLoop]: Abstraction has has 68 places, 67 transitions, 841 flow [2021-06-11 18:43:19,071 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 8.0) internal successors, (96), 12 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:19,071 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:19,071 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1] [2021-06-11 18:43:19,284 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-06-11 18:43:19,285 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:19,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:19,285 INFO L82 PathProgramCache]: Analyzing trace with hash 854703054, now seen corresponding path program 4 times [2021-06-11 18:43:19,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:19,285 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085542892] [2021-06-11 18:43:19,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:19,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:19,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:19,332 INFO L142 QuantifierPusher]: treesize reduction 17, result has 55.3 percent of original size [2021-06-11 18:43:19,332 INFO L147 QuantifierPusher]: treesize reduction 5, result has 76.2 percent of original size 16 [2021-06-11 18:43:19,346 INFO L142 QuantifierPusher]: treesize reduction 17, result has 63.0 percent of original size [2021-06-11 18:43:19,347 INFO L147 QuantifierPusher]: treesize reduction 5, result has 82.8 percent of original size 24 [2021-06-11 18:43:19,371 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-06-11 18:43:19,372 INFO L147 QuantifierPusher]: treesize reduction 4, result has 82.6 percent of original size 19 [2021-06-11 18:43:19,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:19,397 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:19,397 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085542892] [2021-06-11 18:43:19,398 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [542302116] [2021-06-11 18:43:19,398 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:19,414 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-11 18:43:19,415 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:43:19,415 WARN L261 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 18:43:19,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:19,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:19,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:19,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:19,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:19,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:19,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:19,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:19,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:19,422 INFO L142 QuantifierPusher]: treesize reduction 17, result has 62.2 percent of original size [2021-06-11 18:43:19,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:19,424 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-06-11 18:43:19,424 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-06-11 18:43:19,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:19,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:19,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:19,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:19,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-06-11 18:43:19,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:19,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:19,430 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:19,435 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:19,436 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:19,436 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:19 [2021-06-11 18:43:19,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:19,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:19,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:19,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:19,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:19,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:19,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:19,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:19,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:19,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:19,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:19,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:19,466 INFO L354 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2021-06-11 18:43:19,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 22 [2021-06-11 18:43:19,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:19,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:19,468 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:19,476 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:19,477 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:19,477 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:30 [2021-06-11 18:43:19,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:19,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:19,493 INFO L142 QuantifierPusher]: treesize reduction 17, result has 73.0 percent of original size [2021-06-11 18:43:19,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,494 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.1 percent of original size [2021-06-11 18:43:19,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:19,494 INFO L147 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size 40 [2021-06-11 18:43:19,495 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size [2021-06-11 18:43:19,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:19,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 18:43:19,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,497 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 18:43:19,499 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:19,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:19,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 18:43:19,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:19,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 18:43:19,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:19,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-06-11 18:43:19,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:19,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:19,510 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:19,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:19,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:19,518 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-06-11 18:43:19,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 26 [2021-06-11 18:43:19,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:19,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:19,520 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:19,557 INFO L628 ElimStorePlain]: treesize reduction 5, result has 91.8 percent of original size [2021-06-11 18:43:19,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 18:43:19,559 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 18:43:19,559 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:63, output treesize:56 [2021-06-11 18:43:19,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 18:43:19,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 18:43:19,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 18:43:19,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-06-11 18:43:19,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-06-11 18:43:19,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-06-11 18:43:19,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,599 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-06-11 18:43:19,600 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 18:43:19,601 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,602 INFO L142 QuantifierPusher]: treesize reduction 4, result has 96.2 percent of original size [2021-06-11 18:43:19,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,603 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 18:43:19,603 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:19,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-06-11 18:43:19,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 18:43:19,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-11 18:43:19,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,607 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-06-11 18:43:19,608 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,608 INFO L142 QuantifierPusher]: treesize reduction 6, result has 91.9 percent of original size [2021-06-11 18:43:19,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:43:19,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-06-11 18:43:19,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-11 18:43:19,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-06-11 18:43:19,611 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-06-11 18:43:19,612 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,612 INFO L142 QuantifierPusher]: treesize reduction 6, result has 92.9 percent of original size [2021-06-11 18:43:19,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:19,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:19,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:19,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:43:19,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-11 18:43:19,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-11 18:43:19,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2021-06-11 18:43:19,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-06-11 18:43:19,619 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 18:43:19,620 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,620 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.9 percent of original size [2021-06-11 18:43:19,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:19,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-06-11 18:43:19,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,622 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.7 percent of original size [2021-06-11 18:43:19,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-11 18:43:19,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-06-11 18:43:19,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:19,623 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.5 percent of original size [2021-06-11 18:43:19,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-06-11 18:43:19,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-06-11 18:43:19,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:19,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:19,642 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-06-11 18:43:19,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 30 [2021-06-11 18:43:19,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:19,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:19,644 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:19,648 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-11 18:43:19,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:19,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:19,649 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:19,651 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-11 18:43:19,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:19,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:19,652 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:19,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-06-11 18:43:19,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:19,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:19,658 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:19,671 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 18:43:19,672 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 18:43:19,672 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:118, output treesize:44 [2021-06-11 18:43:19,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 18:43:19,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:19,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 18:43:19,693 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:19,694 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:19,694 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-06-11 18:43:19,694 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105614195] [2021-06-11 18:43:19,694 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-11 18:43:19,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:19,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-11 18:43:19,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-06-11 18:43:19,697 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 34 [2021-06-11 18:43:19,697 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 67 transitions, 841 flow. Second operand has 11 states, 11 states have (on average 8.0) internal successors, (88), 11 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) [2021-06-11 18:43:19,697 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:19,697 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 34 [2021-06-11 18:43:19,697 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:19,843 INFO L129 PetriNetUnfolder]: 49/117 cut-off events. [2021-06-11 18:43:19,844 INFO L130 PetriNetUnfolder]: For 978/978 co-relation queries the response was YES. [2021-06-11 18:43:19,844 INFO L84 FinitePrefix]: Finished finitePrefix Result has 893 conditions, 117 events. 49/117 cut-off events. For 978/978 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 428 event pairs, 1 based on Foata normal form. 2/119 useless extension candidates. Maximal degree in co-relation 862. Up to 87 conditions per place. [2021-06-11 18:43:19,845 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 34 selfloop transitions, 33 changer transitions 1/71 dead transitions. [2021-06-11 18:43:19,845 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 71 transitions, 1032 flow [2021-06-11 18:43:19,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-11 18:43:19,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-11 18:43:19,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 94 transitions. [2021-06-11 18:43:19,846 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.27647058823529413 [2021-06-11 18:43:19,846 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 94 transitions. [2021-06-11 18:43:19,846 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 94 transitions. [2021-06-11 18:43:19,846 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:19,846 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 94 transitions. [2021-06-11 18:43:19,846 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 9.4) internal successors, (94), 10 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:19,847 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 34.0) internal successors, (374), 11 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:19,847 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 34.0) internal successors, (374), 11 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:19,847 INFO L185 Difference]: Start difference. First operand has 68 places, 67 transitions, 841 flow. Second operand 10 states and 94 transitions. [2021-06-11 18:43:19,847 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 71 transitions, 1032 flow [2021-06-11 18:43:19,850 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 70 places, 71 transitions, 932 flow, removed 16 selfloop flow, removed 7 redundant places. [2021-06-11 18:43:19,852 INFO L241 Difference]: Finished difference. Result has 73 places, 69 transitions, 860 flow [2021-06-11 18:43:19,852 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=749, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=31, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=860, PETRI_PLACES=73, PETRI_TRANSITIONS=69} [2021-06-11 18:43:19,852 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 56 predicate places. [2021-06-11 18:43:19,852 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:19,852 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 73 places, 69 transitions, 860 flow [2021-06-11 18:43:19,852 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 73 places, 69 transitions, 860 flow [2021-06-11 18:43:19,853 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 72 places, 69 transitions, 860 flow [2021-06-11 18:43:19,859 INFO L129 PetriNetUnfolder]: 47/114 cut-off events. [2021-06-11 18:43:19,860 INFO L130 PetriNetUnfolder]: For 997/997 co-relation queries the response was YES. [2021-06-11 18:43:19,860 INFO L84 FinitePrefix]: Finished finitePrefix Result has 769 conditions, 114 events. 47/114 cut-off events. For 997/997 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 433 event pairs, 1 based on Foata normal form. 0/114 useless extension candidates. Maximal degree in co-relation 739. Up to 49 conditions per place. [2021-06-11 18:43:19,861 INFO L151 LiptonReduction]: Number of co-enabled transitions 148 [2021-06-11 18:43:19,867 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:19,867 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:19,867 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 15 [2021-06-11 18:43:19,867 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 69 transitions, 860 flow [2021-06-11 18:43:19,867 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 8.0) internal successors, (88), 11 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) [2021-06-11 18:43:19,868 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:19,868 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:20,083 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-06-11 18:43:20,083 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:20,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:20,083 INFO L82 PathProgramCache]: Analyzing trace with hash 495422850, now seen corresponding path program 1 times [2021-06-11 18:43:20,083 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:20,083 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425420326] [2021-06-11 18:43:20,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:20,119 INFO L142 QuantifierPusher]: treesize reduction 23, result has 36.1 percent of original size [2021-06-11 18:43:20,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:20,126 INFO L142 QuantifierPusher]: treesize reduction 20, result has 55.6 percent of original size [2021-06-11 18:43:20,126 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size 21 [2021-06-11 18:43:20,147 INFO L142 QuantifierPusher]: treesize reduction 14, result has 65.0 percent of original size [2021-06-11 18:43:20,148 INFO L147 QuantifierPusher]: treesize reduction 5, result has 80.8 percent of original size 21 [2021-06-11 18:43:20,169 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-06-11 18:43:20,169 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 18:43:20,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:20,186 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:20,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425420326] [2021-06-11 18:43:20,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [193519096] [2021-06-11 18:43:20,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:20,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:20,198 WARN L261 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-11 18:43:20,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:20,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:20,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:20,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:20,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:20,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:20,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:20,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:20,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:20,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:20,219 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:20,223 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:20,224 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:20,224 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:43:20,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:20,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:20,235 INFO L142 QuantifierPusher]: treesize reduction 17, result has 62.2 percent of original size [2021-06-11 18:43:20,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:20,236 INFO L147 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size 20 [2021-06-11 18:43:20,237 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-06-11 18:43:20,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:20,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:20,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:20,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:20,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:43:20,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:20,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:20,243 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:20,247 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:20,248 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:20,248 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:17 [2021-06-11 18:43:20,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:20,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:20,279 INFO L142 QuantifierPusher]: treesize reduction 17, result has 66.0 percent of original size [2021-06-11 18:43:20,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:20,280 INFO L147 QuantifierPusher]: treesize reduction 6, result has 81.8 percent of original size 27 [2021-06-11 18:43:20,280 INFO L142 QuantifierPusher]: treesize reduction 6, result has 81.8 percent of original size [2021-06-11 18:43:20,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:20,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:20,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:20,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:20,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:20,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:20,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2021-06-11 18:43:20,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:20,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:20,288 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:20,296 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:20,297 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:20,297 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:24 [2021-06-11 18:43:20,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:20,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:20,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:20,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:43:20,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:20,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:20,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:20,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:20,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-06-11 18:43:20,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:20,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:20,332 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:20,342 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:20,343 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:20,344 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:24 [2021-06-11 18:43:20,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:20,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:20,357 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:20,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:20,357 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 10 [2021-06-11 18:43:20,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261555672] [2021-06-11 18:43:20,358 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-11 18:43:20,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:20,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-11 18:43:20,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2021-06-11 18:43:20,358 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 34 [2021-06-11 18:43:20,358 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 69 transitions, 860 flow. Second operand has 12 states, 12 states have (on average 8.0) internal successors, (96), 12 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:20,359 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:20,359 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 34 [2021-06-11 18:43:20,359 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:20,460 INFO L129 PetriNetUnfolder]: 49/120 cut-off events. [2021-06-11 18:43:20,460 INFO L130 PetriNetUnfolder]: For 1020/1020 co-relation queries the response was YES. [2021-06-11 18:43:20,460 INFO L84 FinitePrefix]: Finished finitePrefix Result has 931 conditions, 120 events. 49/120 cut-off events. For 1020/1020 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 458 event pairs, 1 based on Foata normal form. 4/124 useless extension candidates. Maximal degree in co-relation 899. Up to 89 conditions per place. [2021-06-11 18:43:20,461 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 37 selfloop transitions, 32 changer transitions 2/74 dead transitions. [2021-06-11 18:43:20,461 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 74 transitions, 1076 flow [2021-06-11 18:43:20,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-11 18:43:20,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-11 18:43:20,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 94 transitions. [2021-06-11 18:43:20,463 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.27647058823529413 [2021-06-11 18:43:20,463 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 94 transitions. [2021-06-11 18:43:20,463 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 94 transitions. [2021-06-11 18:43:20,463 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:20,464 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 94 transitions. [2021-06-11 18:43:20,464 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 9.4) internal successors, (94), 10 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:20,464 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 34.0) internal successors, (374), 11 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:20,464 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 34.0) internal successors, (374), 11 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:20,464 INFO L185 Difference]: Start difference. First operand has 72 places, 69 transitions, 860 flow. Second operand 10 states and 94 transitions. [2021-06-11 18:43:20,464 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 74 transitions, 1076 flow [2021-06-11 18:43:20,469 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 74 transitions, 1010 flow, removed 12 selfloop flow, removed 7 redundant places. [2021-06-11 18:43:20,470 INFO L241 Difference]: Finished difference. Result has 77 places, 71 transitions, 910 flow [2021-06-11 18:43:20,470 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=794, PETRI_DIFFERENCE_MINUEND_PLACES=65, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=30, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=910, PETRI_PLACES=77, PETRI_TRANSITIONS=71} [2021-06-11 18:43:20,470 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 60 predicate places. [2021-06-11 18:43:20,470 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:20,470 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 77 places, 71 transitions, 910 flow [2021-06-11 18:43:20,471 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 77 places, 71 transitions, 910 flow [2021-06-11 18:43:20,472 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 76 places, 71 transitions, 910 flow [2021-06-11 18:43:20,480 INFO L129 PetriNetUnfolder]: 47/117 cut-off events. [2021-06-11 18:43:20,480 INFO L130 PetriNetUnfolder]: For 1322/1322 co-relation queries the response was YES. [2021-06-11 18:43:20,480 INFO L84 FinitePrefix]: Finished finitePrefix Result has 838 conditions, 117 events. 47/117 cut-off events. For 1322/1322 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 451 event pairs, 1 based on Foata normal form. 0/117 useless extension candidates. Maximal degree in co-relation 805. Up to 51 conditions per place. [2021-06-11 18:43:20,481 INFO L151 LiptonReduction]: Number of co-enabled transitions 152 [2021-06-11 18:43:20,513 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:20,513 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:20,513 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 43 [2021-06-11 18:43:20,513 INFO L480 AbstractCegarLoop]: Abstraction has has 76 places, 71 transitions, 910 flow [2021-06-11 18:43:20,513 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 8.0) internal successors, (96), 12 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:20,514 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:20,514 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:20,729 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:20,729 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:20,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:20,729 INFO L82 PathProgramCache]: Analyzing trace with hash 1086075852, now seen corresponding path program 2 times [2021-06-11 18:43:20,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:20,729 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750673254] [2021-06-11 18:43:20,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:20,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:20,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:20,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:20,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:20,755 INFO L142 QuantifierPusher]: treesize reduction 23, result has 14.8 percent of original size [2021-06-11 18:43:20,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 18:43:20,759 INFO L142 QuantifierPusher]: treesize reduction 19, result has 47.2 percent of original size [2021-06-11 18:43:20,760 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 18:43:20,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:20,776 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:20,776 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750673254] [2021-06-11 18:43:20,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1985441534] [2021-06-11 18:43:20,777 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:20,820 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 18:43:20,820 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:43:20,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 18:43:20,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:20,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:43:20,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-11 18:43:20,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:43:20,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-11 18:43:20,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:20,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 18:43:20,840 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-06-11 18:43:20,841 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 18:43:20,841 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:20,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:20,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 18:43:20,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:20,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:20,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:20,854 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:20,865 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-06-11 18:43:20,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,869 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:20,881 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 18:43:20,882 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 18:43:20,882 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:33, output treesize:31 [2021-06-11 18:43:20,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 18:43:20,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 18:43:20,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-06-11 18:43:20,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-06-11 18:43:20,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-06-11 18:43:20,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-06-11 18:43:20,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:20,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:20,911 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-06-11 18:43:20,912 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 18:43:20,912 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:20,915 INFO L147 QuantifierPusher]: treesize reduction 4, result has 90.9 percent of original size 40 [2021-06-11 18:43:20,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-06-11 18:43:20,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:20,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:20,922 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:20,936 INFO L628 ElimStorePlain]: treesize reduction 21, result has 44.7 percent of original size [2021-06-11 18:43:20,937 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size [2021-06-11 18:43:20,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:20,937 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:20,937 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:45, output treesize:15 [2021-06-11 18:43:20,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:20,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:20,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:20,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:20,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:20,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:20,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:20,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:20,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:20,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:20,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:20,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:20,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:20,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:20,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:20,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:20,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:20,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:20,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:20,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:20,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:20,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:20,981 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:20,988 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:20,989 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:20,989 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:20 [2021-06-11 18:43:20,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:20,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:20,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:21,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:21,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 18:43:21,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 18:43:21,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 18:43:21,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:21,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:21,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:21,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:21,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 18:43:21,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 18:43:21,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:21,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:43:21,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:21,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:21,023 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:21,032 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:21,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:21,034 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-11 18:43:21,034 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:26, output treesize:25 [2021-06-11 18:43:21,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:21,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:21,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:21,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:21,053 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:21,053 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:21,053 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-06-11 18:43:21,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076980695] [2021-06-11 18:43:21,054 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-11 18:43:21,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:21,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-11 18:43:21,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2021-06-11 18:43:21,054 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 34 [2021-06-11 18:43:21,054 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 71 transitions, 910 flow. Second operand has 14 states, 14 states have (on average 8.0) internal successors, (112), 14 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:21,054 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:21,054 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 34 [2021-06-11 18:43:21,054 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:21,498 INFO L129 PetriNetUnfolder]: 62/153 cut-off events. [2021-06-11 18:43:21,499 INFO L130 PetriNetUnfolder]: For 1953/1953 co-relation queries the response was YES. [2021-06-11 18:43:21,499 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1245 conditions, 153 events. 62/153 cut-off events. For 1953/1953 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 634 event pairs, 1 based on Foata normal form. 7/160 useless extension candidates. Maximal degree in co-relation 1210. Up to 81 conditions per place. [2021-06-11 18:43:21,500 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 40 selfloop transitions, 44 changer transitions 23/110 dead transitions. [2021-06-11 18:43:21,500 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 95 places, 110 transitions, 1732 flow [2021-06-11 18:43:21,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-11 18:43:21,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-06-11 18:43:21,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 196 transitions. [2021-06-11 18:43:21,502 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.28823529411764703 [2021-06-11 18:43:21,502 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 196 transitions. [2021-06-11 18:43:21,502 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 196 transitions. [2021-06-11 18:43:21,504 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:21,504 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 196 transitions. [2021-06-11 18:43:21,505 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 9.8) internal successors, (196), 20 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:21,505 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 34.0) internal successors, (714), 21 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:21,506 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 34.0) internal successors, (714), 21 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:21,506 INFO L185 Difference]: Start difference. First operand has 76 places, 71 transitions, 910 flow. Second operand 20 states and 196 transitions. [2021-06-11 18:43:21,506 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 95 places, 110 transitions, 1732 flow [2021-06-11 18:43:21,512 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 110 transitions, 1639 flow, removed 18 selfloop flow, removed 8 redundant places. [2021-06-11 18:43:21,515 INFO L241 Difference]: Finished difference. Result has 94 places, 76 transitions, 1129 flow [2021-06-11 18:43:21,515 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=830, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=29, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=1129, PETRI_PLACES=94, PETRI_TRANSITIONS=76} [2021-06-11 18:43:21,516 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 77 predicate places. [2021-06-11 18:43:21,516 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:21,516 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 94 places, 76 transitions, 1129 flow [2021-06-11 18:43:21,516 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 94 places, 76 transitions, 1129 flow [2021-06-11 18:43:21,517 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 78 places, 76 transitions, 1129 flow [2021-06-11 18:43:21,525 INFO L129 PetriNetUnfolder]: 54/128 cut-off events. [2021-06-11 18:43:21,525 INFO L130 PetriNetUnfolder]: For 1934/1934 co-relation queries the response was YES. [2021-06-11 18:43:21,526 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1030 conditions, 128 events. 54/128 cut-off events. For 1934/1934 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 476 event pairs, 1 based on Foata normal form. 0/128 useless extension candidates. Maximal degree in co-relation 992. Up to 63 conditions per place. [2021-06-11 18:43:21,526 INFO L151 LiptonReduction]: Number of co-enabled transitions 160 [2021-06-11 18:43:21,534 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:21,534 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:21,534 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 18 [2021-06-11 18:43:21,537 INFO L480 AbstractCegarLoop]: Abstraction has has 78 places, 76 transitions, 1129 flow [2021-06-11 18:43:21,537 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 8.0) internal successors, (112), 14 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:21,537 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:21,537 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:21,752 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-06-11 18:43:21,752 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:21,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:21,752 INFO L82 PathProgramCache]: Analyzing trace with hash -964738936, now seen corresponding path program 3 times [2021-06-11 18:43:21,752 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:21,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040113232] [2021-06-11 18:43:21,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:21,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:21,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:21,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:21,783 INFO L142 QuantifierPusher]: treesize reduction 23, result has 14.8 percent of original size [2021-06-11 18:43:21,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 18:43:21,787 INFO L142 QuantifierPusher]: treesize reduction 23, result has 36.1 percent of original size [2021-06-11 18:43:21,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:21,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:21,799 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:21,799 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040113232] [2021-06-11 18:43:21,799 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1294995005] [2021-06-11 18:43:21,799 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 [2021-06-11 18:43:21,816 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-11 18:43:21,816 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:43:21,816 WARN L261 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-11 18:43:21,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:21,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:21,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:21,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:21,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:21,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:21,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:21,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:21,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:21,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:21,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:21,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:21,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:21,830 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:21,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:21,831 INFO L147 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size 14 [2021-06-11 18:43:21,832 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-06-11 18:43:21,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:21,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:21,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:21,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:21,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:21,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:21,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:21,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:21,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:21,853 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:21,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:21,854 INFO L147 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size 14 [2021-06-11 18:43:21,854 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-06-11 18:43:21,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:21,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:21,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:21,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:21,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:21,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:21,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:21,859 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:21,862 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:21,863 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:21,863 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:43:21,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:21,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:21,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:21,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:21,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:21,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:21,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:21,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:21,887 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-06-11 18:43:21,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 18 [2021-06-11 18:43:21,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:21,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:21,888 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:21,894 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:21,895 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:21,895 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:21 [2021-06-11 18:43:21,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:21,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:21,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:21,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:21,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:21,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:21,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,925 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 18:43:21,926 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:21,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:21,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:43:21,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:21,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:21,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:21,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:21,962 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-06-11 18:43:21,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 22 [2021-06-11 18:43:21,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:21,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:21,965 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:21,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:43:21,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:21,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:21,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:21,986 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:22,008 INFO L628 ElimStorePlain]: treesize reduction 3, result has 91.9 percent of original size [2021-06-11 18:43:22,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 18:43:22,009 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 18:43:22,009 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:34 [2021-06-11 18:43:22,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 18:43:22,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 18:43:22,039 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:22,040 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:22,040 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-06-11 18:43:22,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381616146] [2021-06-11 18:43:22,040 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-11 18:43:22,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:22,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-11 18:43:22,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-06-11 18:43:22,040 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 34 [2021-06-11 18:43:22,041 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 76 transitions, 1129 flow. Second operand has 14 states, 14 states have (on average 8.0) internal successors, (112), 14 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:22,041 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:22,041 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 34 [2021-06-11 18:43:22,041 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:22,242 INFO L129 PetriNetUnfolder]: 65/156 cut-off events. [2021-06-11 18:43:22,242 INFO L130 PetriNetUnfolder]: For 2887/2887 co-relation queries the response was YES. [2021-06-11 18:43:22,242 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1454 conditions, 156 events. 65/156 cut-off events. For 2887/2887 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 649 event pairs, 1 based on Foata normal form. 6/162 useless extension candidates. Maximal degree in co-relation 1414. Up to 98 conditions per place. [2021-06-11 18:43:22,243 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 43 selfloop transitions, 54 changer transitions 3/103 dead transitions. [2021-06-11 18:43:22,243 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 103 transitions, 1818 flow [2021-06-11 18:43:22,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-11 18:43:22,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-06-11 18:43:22,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 139 transitions. [2021-06-11 18:43:22,244 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2920168067226891 [2021-06-11 18:43:22,244 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 139 transitions. [2021-06-11 18:43:22,244 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 139 transitions. [2021-06-11 18:43:22,245 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:22,245 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 139 transitions. [2021-06-11 18:43:22,245 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 9.928571428571429) internal successors, (139), 14 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:22,245 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 34.0) internal successors, (510), 15 states have internal predecessors, (510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:22,246 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 34.0) internal successors, (510), 15 states have internal predecessors, (510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:22,246 INFO L185 Difference]: Start difference. First operand has 78 places, 76 transitions, 1129 flow. Second operand 14 states and 139 transitions. [2021-06-11 18:43:22,246 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 103 transitions, 1818 flow [2021-06-11 18:43:22,253 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 103 transitions, 1445 flow, removed 109 selfloop flow, removed 15 redundant places. [2021-06-11 18:43:22,254 INFO L241 Difference]: Finished difference. Result has 83 places, 95 transitions, 1333 flow [2021-06-11 18:43:22,255 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=902, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=37, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=1333, PETRI_PLACES=83, PETRI_TRANSITIONS=95} [2021-06-11 18:43:22,255 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 66 predicate places. [2021-06-11 18:43:22,255 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:22,255 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 83 places, 95 transitions, 1333 flow [2021-06-11 18:43:22,255 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 83 places, 95 transitions, 1333 flow [2021-06-11 18:43:22,256 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 82 places, 95 transitions, 1333 flow [2021-06-11 18:43:22,265 INFO L129 PetriNetUnfolder]: 64/153 cut-off events. [2021-06-11 18:43:22,265 INFO L130 PetriNetUnfolder]: For 1610/1610 co-relation queries the response was YES. [2021-06-11 18:43:22,265 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1143 conditions, 153 events. 64/153 cut-off events. For 1610/1610 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 622 event pairs, 4 based on Foata normal form. 0/153 useless extension candidates. Maximal degree in co-relation 1109. Up to 70 conditions per place. [2021-06-11 18:43:22,266 INFO L151 LiptonReduction]: Number of co-enabled transitions 202 [2021-06-11 18:43:22,277 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:22,277 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:22,277 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 22 [2021-06-11 18:43:22,277 INFO L480 AbstractCegarLoop]: Abstraction has has 82 places, 95 transitions, 1333 flow [2021-06-11 18:43:22,278 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 8.0) internal successors, (112), 14 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:22,278 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:22,278 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:22,488 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-06-11 18:43:22,489 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:22,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:22,489 INFO L82 PathProgramCache]: Analyzing trace with hash 1086081438, now seen corresponding path program 2 times [2021-06-11 18:43:22,489 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:22,489 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188584449] [2021-06-11 18:43:22,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:22,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:22,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:22,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:22,515 INFO L142 QuantifierPusher]: treesize reduction 23, result has 14.8 percent of original size [2021-06-11 18:43:22,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 18:43:22,520 INFO L142 QuantifierPusher]: treesize reduction 19, result has 47.2 percent of original size [2021-06-11 18:43:22,520 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 18:43:22,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:22,537 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:22,537 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188584449] [2021-06-11 18:43:22,537 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1904398009] [2021-06-11 18:43:22,537 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:22,549 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 18:43:22,549 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:43:22,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 18:43:22,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:22,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:22,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:22,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:22,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:22,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:22,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:22,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:22,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:22,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:43:22,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-11 18:43:22,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:43:22,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-11 18:43:22,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:22,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 18:43:22,567 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-06-11 18:43:22,567 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 18:43:22,567 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:22,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:22,571 INFO L147 QuantifierPusher]: treesize reduction 5, result has 87.5 percent of original size 35 [2021-06-11 18:43:22,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-06-11 18:43:22,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:22,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:22,576 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:22,598 INFO L628 ElimStorePlain]: treesize reduction 3, result has 92.3 percent of original size [2021-06-11 18:43:22,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-06-11 18:43:22,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:22,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:22,602 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:22,620 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,620 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size [2021-06-11 18:43:22,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 18:43:22,621 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 18:43:22,621 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:40, output treesize:33 [2021-06-11 18:43:22,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 18:43:22,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 18:43:22,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-06-11 18:43:22,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-06-11 18:43:22,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-06-11 18:43:22,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-06-11 18:43:22,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:22,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:22,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:22,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 18:43:22,651 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-06-11 18:43:22,651 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 18:43:22,651 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:22,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:22,655 INFO L147 QuantifierPusher]: treesize reduction 4, result has 92.3 percent of original size 48 [2021-06-11 18:43:22,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-06-11 18:43:22,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:22,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:22,660 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:22,674 INFO L628 ElimStorePlain]: treesize reduction 28, result has 37.8 percent of original size [2021-06-11 18:43:22,674 INFO L518 ElimStorePlain]: Eliminatee v_prenex_5 vanished before elimination [2021-06-11 18:43:22,675 INFO L142 QuantifierPusher]: treesize reduction 2, result has 88.2 percent of original size [2021-06-11 18:43:22,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:22,675 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:22,675 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:52, output treesize:15 [2021-06-11 18:43:22,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:22,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:22,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:22,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:22,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:22,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:22,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:22,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:22,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:22,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:22,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:22,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:22,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:22,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:22,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:22,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:22,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:22,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:22,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:22,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:22,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:22,715 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:22,721 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:22,722 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:22,722 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:20 [2021-06-11 18:43:22,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:22,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:22,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:22,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 18:43:22,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:22,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 18:43:22,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:22,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:22,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:43:22,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:22,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:22,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 18:43:22,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:22,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:43:22,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:22,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:22,754 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:22,761 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:22,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:22,763 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-11 18:43:22,763 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:26, output treesize:25 [2021-06-11 18:43:22,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:22,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:22,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:22,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:22,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:22,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:22,781 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:22,781 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:22,781 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-06-11 18:43:22,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687367928] [2021-06-11 18:43:22,782 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-11 18:43:22,782 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:22,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-11 18:43:22,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2021-06-11 18:43:22,782 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 34 [2021-06-11 18:43:22,782 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 95 transitions, 1333 flow. Second operand has 14 states, 14 states have (on average 8.0) internal successors, (112), 14 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:22,782 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:22,782 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 34 [2021-06-11 18:43:22,782 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:23,091 INFO L129 PetriNetUnfolder]: 64/152 cut-off events. [2021-06-11 18:43:23,091 INFO L130 PetriNetUnfolder]: For 1697/1697 co-relation queries the response was YES. [2021-06-11 18:43:23,092 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1301 conditions, 152 events. 64/152 cut-off events. For 1697/1697 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 627 event pairs, 1 based on Foata normal form. 7/159 useless extension candidates. Maximal degree in co-relation 1265. Up to 92 conditions per place. [2021-06-11 18:43:23,093 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 51 selfloop transitions, 50 changer transitions 5/109 dead transitions. [2021-06-11 18:43:23,093 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 109 transitions, 1789 flow [2021-06-11 18:43:23,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-11 18:43:23,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-06-11 18:43:23,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 165 transitions. [2021-06-11 18:43:23,095 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.28546712802768165 [2021-06-11 18:43:23,095 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 165 transitions. [2021-06-11 18:43:23,095 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 165 transitions. [2021-06-11 18:43:23,096 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:23,096 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 165 transitions. [2021-06-11 18:43:23,096 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 9.705882352941176) internal successors, (165), 17 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) [2021-06-11 18:43:23,096 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 34.0) internal successors, (612), 18 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:23,097 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 34.0) internal successors, (612), 18 states have internal predecessors, (612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:23,097 INFO L185 Difference]: Start difference. First operand has 82 places, 95 transitions, 1333 flow. Second operand 17 states and 165 transitions. [2021-06-11 18:43:23,097 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 98 places, 109 transitions, 1789 flow [2021-06-11 18:43:23,103 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 109 transitions, 1691 flow, removed 43 selfloop flow, removed 5 redundant places. [2021-06-11 18:43:23,105 INFO L241 Difference]: Finished difference. Result has 99 places, 100 transitions, 1462 flow [2021-06-11 18:43:23,105 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=1247, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=43, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=1462, PETRI_PLACES=99, PETRI_TRANSITIONS=100} [2021-06-11 18:43:23,105 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 82 predicate places. [2021-06-11 18:43:23,105 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:23,105 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 99 places, 100 transitions, 1462 flow [2021-06-11 18:43:23,106 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 99 places, 100 transitions, 1462 flow [2021-06-11 18:43:23,106 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 96 places, 100 transitions, 1462 flow [2021-06-11 18:43:23,115 INFO L129 PetriNetUnfolder]: 62/147 cut-off events. [2021-06-11 18:43:23,115 INFO L130 PetriNetUnfolder]: For 1832/1832 co-relation queries the response was YES. [2021-06-11 18:43:23,116 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1155 conditions, 147 events. 62/147 cut-off events. For 1832/1832 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 584 event pairs, 4 based on Foata normal form. 0/147 useless extension candidates. Maximal degree in co-relation 1116. Up to 65 conditions per place. [2021-06-11 18:43:23,117 INFO L151 LiptonReduction]: Number of co-enabled transitions 212 [2021-06-11 18:43:23,129 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:23,129 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:23,129 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 24 [2021-06-11 18:43:23,129 INFO L480 AbstractCegarLoop]: Abstraction has has 96 places, 100 transitions, 1462 flow [2021-06-11 18:43:23,129 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 8.0) internal successors, (112), 14 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:23,129 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:23,129 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:23,346 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:23,346 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:23,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:23,347 INFO L82 PathProgramCache]: Analyzing trace with hash -965603092, now seen corresponding path program 2 times [2021-06-11 18:43:23,347 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:23,347 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087767956] [2021-06-11 18:43:23,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:23,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:23,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,395 INFO L142 QuantifierPusher]: treesize reduction 17, result has 55.3 percent of original size [2021-06-11 18:43:23,395 INFO L147 QuantifierPusher]: treesize reduction 5, result has 76.2 percent of original size 16 [2021-06-11 18:43:23,411 INFO L142 QuantifierPusher]: treesize reduction 17, result has 63.0 percent of original size [2021-06-11 18:43:23,412 INFO L147 QuantifierPusher]: treesize reduction 5, result has 82.8 percent of original size 24 [2021-06-11 18:43:23,454 INFO L142 QuantifierPusher]: treesize reduction 14, result has 63.2 percent of original size [2021-06-11 18:43:23,454 INFO L147 QuantifierPusher]: treesize reduction 5, result has 79.2 percent of original size 19 [2021-06-11 18:43:23,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:23,484 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:23,484 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087767956] [2021-06-11 18:43:23,484 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [525674511] [2021-06-11 18:43:23,484 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-06-11 18:43:23,508 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 18:43:23,508 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:43:23,508 WARN L261 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-11 18:43:23,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:23,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:23,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:23,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:23,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:23,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,517 INFO L142 QuantifierPusher]: treesize reduction 17, result has 66.0 percent of original size [2021-06-11 18:43:23,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:23,518 INFO L147 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size 26 [2021-06-11 18:43:23,518 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-06-11 18:43:23,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:23,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:23,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:23,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:23,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:23,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:23,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:23,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:23,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:23,538 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:23,544 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:23,544 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:23,544 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:22 [2021-06-11 18:43:23,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:23,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:23,557 INFO L142 QuantifierPusher]: treesize reduction 17, result has 69.1 percent of original size [2021-06-11 18:43:23,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:23,558 INFO L147 QuantifierPusher]: treesize reduction 7, result has 80.6 percent of original size 29 [2021-06-11 18:43:23,558 INFO L142 QuantifierPusher]: treesize reduction 7, result has 80.6 percent of original size [2021-06-11 18:43:23,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:23,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:23,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:23,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:23,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:23,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-06-11 18:43:23,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:23,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:23,564 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:23,570 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:23,571 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:23,571 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:26 [2021-06-11 18:43:23,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:23,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:23,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-06-11 18:43:23,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 18:43:23,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-06-11 18:43:23,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-06-11 18:43:23,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,596 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-06-11 18:43:23,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,596 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.7 percent of original size [2021-06-11 18:43:23,596 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 18:43:23,597 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:23,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-11 18:43:23,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 18:43:23,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:43:23,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,600 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 18:43:23,601 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,601 INFO L142 QuantifierPusher]: treesize reduction 3, result has 95.3 percent of original size [2021-06-11 18:43:23,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 18:43:23,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-06-11 18:43:23,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-11 18:43:23,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 18:43:23,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,606 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 18:43:23,606 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:23,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-11 18:43:23,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 18:43:23,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:43:23,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,609 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-06-11 18:43:23,610 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,610 INFO L142 QuantifierPusher]: treesize reduction 3, result has 95.3 percent of original size [2021-06-11 18:43:23,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 18:43:23,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-06-11 18:43:23,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-11 18:43:23,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-06-11 18:43:23,613 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-06-11 18:43:23,613 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,614 INFO L142 QuantifierPusher]: treesize reduction 3, result has 95.9 percent of original size [2021-06-11 18:43:23,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:23,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:23,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:23,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 18:43:23,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:43:23,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:43:23,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-06-11 18:43:23,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-06-11 18:43:23,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-06-11 18:43:23,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:23,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:23,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-06-11 18:43:23,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:23,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:23,630 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:23,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:23,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:23,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:23,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2021-06-11 18:43:23,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:23,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:23,638 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:23,670 INFO L628 ElimStorePlain]: treesize reduction 4, result has 93.1 percent of original size [2021-06-11 18:43:23,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:23,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 18:43:23,672 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2021-06-11 18:43:23,672 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:60, output treesize:54 [2021-06-11 18:43:23,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:23,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 18:43:23,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:23,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:23,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-06-11 18:43:23,699 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:23,699 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:23,699 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-06-11 18:43:23,699 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985673819] [2021-06-11 18:43:23,699 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-11 18:43:23,699 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:23,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-11 18:43:23,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-06-11 18:43:23,700 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 34 [2021-06-11 18:43:23,700 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 100 transitions, 1462 flow. Second operand has 12 states, 12 states have (on average 8.0) internal successors, (96), 12 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:23,700 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:23,700 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 34 [2021-06-11 18:43:23,700 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:23,828 INFO L129 PetriNetUnfolder]: 61/144 cut-off events. [2021-06-11 18:43:23,828 INFO L130 PetriNetUnfolder]: For 1906/1906 co-relation queries the response was YES. [2021-06-11 18:43:23,828 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1271 conditions, 144 events. 61/144 cut-off events. For 1906/1906 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 568 event pairs, 1 based on Foata normal form. 2/146 useless extension candidates. Maximal degree in co-relation 1230. Up to 111 conditions per place. [2021-06-11 18:43:23,829 INFO L132 encePairwiseOnDemand]: 28/34 looper letters, 61 selfloop transitions, 38 changer transitions 1/103 dead transitions. [2021-06-11 18:43:23,829 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 103 transitions, 1710 flow [2021-06-11 18:43:23,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-11 18:43:23,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-11 18:43:23,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 94 transitions. [2021-06-11 18:43:23,830 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.27647058823529413 [2021-06-11 18:43:23,831 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 94 transitions. [2021-06-11 18:43:23,831 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 94 transitions. [2021-06-11 18:43:23,831 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:23,831 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 94 transitions. [2021-06-11 18:43:23,831 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 9.4) internal successors, (94), 10 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:23,831 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 34.0) internal successors, (374), 11 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:23,831 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 34.0) internal successors, (374), 11 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:23,831 INFO L185 Difference]: Start difference. First operand has 96 places, 100 transitions, 1462 flow. Second operand 10 states and 94 transitions. [2021-06-11 18:43:23,831 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 105 places, 103 transitions, 1710 flow [2021-06-11 18:43:23,839 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 97 places, 103 transitions, 1570 flow, removed 54 selfloop flow, removed 8 redundant places. [2021-06-11 18:43:23,841 INFO L241 Difference]: Finished difference. Result has 99 places, 101 transitions, 1430 flow [2021-06-11 18:43:23,841 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=34, PETRI_DIFFERENCE_MINUEND_FLOW=1328, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=36, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1430, PETRI_PLACES=99, PETRI_TRANSITIONS=101} [2021-06-11 18:43:23,841 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 82 predicate places. [2021-06-11 18:43:23,841 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:23,841 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 99 places, 101 transitions, 1430 flow [2021-06-11 18:43:23,841 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 99 places, 101 transitions, 1430 flow [2021-06-11 18:43:23,842 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 98 places, 101 transitions, 1430 flow [2021-06-11 18:43:23,851 INFO L129 PetriNetUnfolder]: 60/142 cut-off events. [2021-06-11 18:43:23,851 INFO L130 PetriNetUnfolder]: For 1842/1842 co-relation queries the response was YES. [2021-06-11 18:43:23,851 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1103 conditions, 142 events. 60/142 cut-off events. For 1842/1842 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 554 event pairs, 2 based on Foata normal form. 0/141 useless extension candidates. Maximal degree in co-relation 1064. Up to 59 conditions per place. [2021-06-11 18:43:23,852 INFO L151 LiptonReduction]: Number of co-enabled transitions 214 [2021-06-11 18:43:23,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:23,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:23,888 INFO L163 LiptonReduction]: Checked pairs total: 1 [2021-06-11 18:43:23,888 INFO L165 LiptonReduction]: Total number of compositions: 1 [2021-06-11 18:43:23,888 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 47 [2021-06-11 18:43:23,888 INFO L480 AbstractCegarLoop]: Abstraction has has 98 places, 101 transitions, 1430 flow [2021-06-11 18:43:23,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 8.0) internal successors, (96), 12 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:23,888 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:23,888 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:24,104 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2021-06-11 18:43:24,105 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:24,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:24,105 INFO L82 PathProgramCache]: Analyzing trace with hash -1021014352, now seen corresponding path program 3 times [2021-06-11 18:43:24,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:24,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870035803] [2021-06-11 18:43:24,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:24,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:24,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:24,127 INFO L142 QuantifierPusher]: treesize reduction 24, result has 33.3 percent of original size [2021-06-11 18:43:24,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:24,134 INFO L142 QuantifierPusher]: treesize reduction 25, result has 44.4 percent of original size [2021-06-11 18:43:24,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:24,144 INFO L142 QuantifierPusher]: treesize reduction 19, result has 42.4 percent of original size [2021-06-11 18:43:24,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:24,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:24,157 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:24,157 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870035803] [2021-06-11 18:43:24,157 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1365551647] [2021-06-11 18:43:24,157 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:24,171 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-11 18:43:24,171 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:43:24,172 WARN L261 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-11 18:43:24,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:24,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,188 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-06-11 18:43:24,189 INFO L142 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size [2021-06-11 18:43:24,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,199 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:24,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:24,200 INFO L147 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size 14 [2021-06-11 18:43:24,200 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-06-11 18:43:24,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:24,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:24,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:24,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:24,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:24,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:24,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:24,207 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:24,211 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:24,212 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:24,212 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:43:24,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:24,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:24,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:24,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:24,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:24,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:24,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:24,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:24,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:43:24,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:24,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:24,231 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:24,236 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:24,237 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:24,237 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:17 [2021-06-11 18:43:24,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:24,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:24,249 INFO L142 QuantifierPusher]: treesize reduction 17, result has 66.0 percent of original size [2021-06-11 18:43:24,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:24,250 INFO L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-06-11 18:43:24,251 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 18:43:24,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:24,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:24,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:24,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:24,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-06-11 18:43:24,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:24,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:24,260 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:24,266 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:24,267 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:24,267 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:22 [2021-06-11 18:43:24,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:24,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:24,280 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-06-11 18:43:24,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:24,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:24,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:24,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:24,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:24,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:24,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-06-11 18:43:24,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:24,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:24,289 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:24,295 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:24,296 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:24,296 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:24 [2021-06-11 18:43:24,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:24,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:24,310 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:24,310 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:24,310 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-06-11 18:43:24,310 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387266125] [2021-06-11 18:43:24,311 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-11 18:43:24,311 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:24,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-11 18:43:24,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2021-06-11 18:43:24,311 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 35 [2021-06-11 18:43:24,311 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 101 transitions, 1430 flow. Second operand has 14 states, 14 states have (on average 8.0) internal successors, (112), 14 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:24,311 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:24,311 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 35 [2021-06-11 18:43:24,312 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:24,453 INFO L129 PetriNetUnfolder]: 65/156 cut-off events. [2021-06-11 18:43:24,453 INFO L130 PetriNetUnfolder]: For 2104/2104 co-relation queries the response was YES. [2021-06-11 18:43:24,454 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1348 conditions, 156 events. 65/156 cut-off events. For 2104/2104 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 647 event pairs, 1 based on Foata normal form. 3/158 useless extension candidates. Maximal degree in co-relation 1307. Up to 117 conditions per place. [2021-06-11 18:43:24,455 INFO L132 encePairwiseOnDemand]: 29/35 looper letters, 68 selfloop transitions, 35 changer transitions 9/115 dead transitions. [2021-06-11 18:43:24,455 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 108 places, 115 transitions, 1841 flow [2021-06-11 18:43:24,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-11 18:43:24,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-06-11 18:43:24,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 104 transitions. [2021-06-11 18:43:24,456 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2701298701298701 [2021-06-11 18:43:24,456 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 104 transitions. [2021-06-11 18:43:24,456 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 104 transitions. [2021-06-11 18:43:24,456 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:24,456 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 104 transitions. [2021-06-11 18:43:24,456 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 9.454545454545455) internal successors, (104), 11 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:24,457 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 35.0) internal successors, (420), 12 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:24,457 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 35.0) internal successors, (420), 12 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:24,457 INFO L185 Difference]: Start difference. First operand has 98 places, 101 transitions, 1430 flow. Second operand 11 states and 104 transitions. [2021-06-11 18:43:24,457 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 108 places, 115 transitions, 1841 flow [2021-06-11 18:43:24,466 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 115 transitions, 1777 flow, removed 10 selfloop flow, removed 6 redundant places. [2021-06-11 18:43:24,468 INFO L241 Difference]: Finished difference. Result has 108 places, 105 transitions, 1497 flow [2021-06-11 18:43:24,468 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=35, PETRI_DIFFERENCE_MINUEND_FLOW=1370, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=101, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=67, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=1497, PETRI_PLACES=108, PETRI_TRANSITIONS=105} [2021-06-11 18:43:24,468 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 91 predicate places. [2021-06-11 18:43:24,468 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:24,469 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 108 places, 105 transitions, 1497 flow [2021-06-11 18:43:24,469 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 108 places, 105 transitions, 1497 flow [2021-06-11 18:43:24,469 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 103 places, 105 transitions, 1497 flow [2021-06-11 18:43:24,478 INFO L129 PetriNetUnfolder]: 62/146 cut-off events. [2021-06-11 18:43:24,479 INFO L130 PetriNetUnfolder]: For 2085/2085 co-relation queries the response was YES. [2021-06-11 18:43:24,479 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1158 conditions, 146 events. 62/146 cut-off events. For 2085/2085 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 596 event pairs, 2 based on Foata normal form. 0/144 useless extension candidates. Maximal degree in co-relation 1115. Up to 57 conditions per place. [2021-06-11 18:43:24,480 INFO L151 LiptonReduction]: Number of co-enabled transitions 222 [2021-06-11 18:43:24,494 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:24,494 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:24,494 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 26 [2021-06-11 18:43:24,495 INFO L480 AbstractCegarLoop]: Abstraction has has 103 places, 105 transitions, 1497 flow [2021-06-11 18:43:24,495 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 8.0) internal successors, (112), 14 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:24,495 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:24,495 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:24,704 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:24,705 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:24,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:24,705 INFO L82 PathProgramCache]: Analyzing trace with hash -1020144610, now seen corresponding path program 3 times [2021-06-11 18:43:24,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:24,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485228463] [2021-06-11 18:43:24,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:24,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:24,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:24,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:24,746 INFO L142 QuantifierPusher]: treesize reduction 28, result has 12.5 percent of original size [2021-06-11 18:43:24,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 18:43:24,750 INFO L142 QuantifierPusher]: treesize reduction 28, result has 31.7 percent of original size [2021-06-11 18:43:24,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:24,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:24,762 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:24,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485228463] [2021-06-11 18:43:24,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [830517844] [2021-06-11 18:43:24,762 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:24,775 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-11 18:43:24,775 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:43:24,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-11 18:43:24,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:24,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:24,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:24,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:24,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:24,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:43:24,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-11 18:43:24,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:43:24,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-06-11 18:43:24,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:24,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 18:43:24,803 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-06-11 18:43:24,804 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 18:43:24,804 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:24,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:24,806 INFO L147 QuantifierPusher]: treesize reduction 5, result has 87.5 percent of original size 35 [2021-06-11 18:43:24,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-06-11 18:43:24,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,811 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:24,833 INFO L628 ElimStorePlain]: treesize reduction 3, result has 92.3 percent of original size [2021-06-11 18:43:24,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-06-11 18:43:24,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:24,836 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:24,848 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,849 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size [2021-06-11 18:43:24,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 18:43:24,849 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 18:43:24,849 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:40, output treesize:33 [2021-06-11 18:43:24,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 18:43:24,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 18:43:24,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-06-11 18:43:24,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-06-11 18:43:24,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-06-11 18:43:24,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-06-11 18:43:24,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,874 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-06-11 18:43:24,874 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 18:43:24,875 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,875 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 18:43:24,876 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,876 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.7 percent of original size [2021-06-11 18:43:24,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:24,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:24,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-06-11 18:43:24,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,878 INFO L142 QuantifierPusher]: treesize reduction 4, result has 91.3 percent of original size [2021-06-11 18:43:24,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-06-11 18:43:24,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:24,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:24,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-06-11 18:43:24,881 INFO L446 ElimStorePlain]: Different costs {0=[v_a_153], 3=[v_prenex_7]} [2021-06-11 18:43:24,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:43:24,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:24,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:24,887 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:24,941 INFO L628 ElimStorePlain]: treesize reduction 4, result has 94.6 percent of original size [2021-06-11 18:43:24,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:24,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-06-11 18:43:24,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:24,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:24,948 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:24,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:24,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2021-06-11 18:43:24,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:24,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:24,954 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:24,975 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-06-11 18:43:24,977 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-11 18:43:24,977 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:75, output treesize:68 [2021-06-11 18:43:24,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-06-11 18:43:24,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:24,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-06-11 18:43:25,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-06-11 18:43:25,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-06-11 18:43:25,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-06-11 18:43:25,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-06-11 18:43:25,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,014 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-06-11 18:43:25,015 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:25,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:25,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:25,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-06-11 18:43:25,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2021-06-11 18:43:25,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-06-11 18:43:25,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2021-06-11 18:43:25,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:25,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:25,031 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:25,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-06-11 18:43:25,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:25,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:25,039 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:25,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2021-06-11 18:43:25,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:25,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:25,048 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:25,073 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-06-11 18:43:25,075 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-11 18:43:25,075 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:86, output treesize:83 [2021-06-11 18:43:25,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-06-11 18:43:25,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-06-11 18:43:25,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-06-11 18:43:25,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-06-11 18:43:25,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-06-11 18:43:25,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-06-11 18:43:25,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,121 INFO L725 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2021-06-11 18:43:25,122 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:43:25,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:25,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:25,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 18:43:25,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:25,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:43:25,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:25,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:25,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:25,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:25,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:43:25,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:25,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:25,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:25,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:25,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 107 [2021-06-11 18:43:25,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-06-11 18:43:25,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-06-11 18:43:25,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2021-06-11 18:43:25,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:25,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:25,150 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:25,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,169 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-06-11 18:43:25,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 34 [2021-06-11 18:43:25,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:25,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:25,171 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:25,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:25,200 INFO L354 Elim1Store]: treesize reduction 28, result has 49.1 percent of original size [2021-06-11 18:43:25,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 46 [2021-06-11 18:43:25,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-11 18:43:25,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-11 18:43:25,207 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:25,247 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:25,249 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 18:43:25,250 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,250 INFO L142 QuantifierPusher]: treesize reduction 6, result has 89.8 percent of original size [2021-06-11 18:43:25,251 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 18:43:25,251 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:25,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:25,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:25,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-11 18:43:25,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 18:43:25,254 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 18:43:25,255 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,255 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 18:43:25,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:25,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:25,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:25,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-06-11 18:43:25,258 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-11 18:43:25,258 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:101, output treesize:114 [2021-06-11 18:43:25,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,259 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 18:43:25,259 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,260 INFO L142 QuantifierPusher]: treesize reduction 6, result has 89.8 percent of original size [2021-06-11 18:43:25,260 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 18:43:25,261 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:25,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:25,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:25,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-11 18:43:25,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 18:43:25,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:25,265 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 18:43:25,265 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,266 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.7 percent of original size [2021-06-11 18:43:25,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:25,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:25,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:25,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-06-11 18:43:25,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:25,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:25,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:25,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:25,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 18:43:25,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-06-11 18:43:25,320 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:25,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:25,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-06-11 18:43:25,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854982917] [2021-06-11 18:43:25,320 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-11 18:43:25,320 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:25,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-11 18:43:25,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2021-06-11 18:43:25,321 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 35 [2021-06-11 18:43:25,321 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 105 transitions, 1497 flow. Second operand has 14 states, 14 states have (on average 8.0) internal successors, (112), 14 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:25,321 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:25,321 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 35 [2021-06-11 18:43:25,321 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:25,983 INFO L129 PetriNetUnfolder]: 77/190 cut-off events. [2021-06-11 18:43:25,983 INFO L130 PetriNetUnfolder]: For 3105/3105 co-relation queries the response was YES. [2021-06-11 18:43:25,984 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1779 conditions, 190 events. 77/190 cut-off events. For 3105/3105 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 875 event pairs, 0 based on Foata normal form. 4/192 useless extension candidates. Maximal degree in co-relation 1734. Up to 86 conditions per place. [2021-06-11 18:43:25,985 INFO L132 encePairwiseOnDemand]: 28/35 looper letters, 47 selfloop transitions, 86 changer transitions 3/139 dead transitions. [2021-06-11 18:43:25,985 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 139 transitions, 2445 flow [2021-06-11 18:43:25,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-11 18:43:25,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-06-11 18:43:25,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 182 transitions. [2021-06-11 18:43:25,986 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2736842105263158 [2021-06-11 18:43:25,986 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 182 transitions. [2021-06-11 18:43:25,986 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 182 transitions. [2021-06-11 18:43:25,986 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:25,986 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 182 transitions. [2021-06-11 18:43:25,987 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 9.578947368421053) internal successors, (182), 19 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:25,987 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 35.0) internal successors, (700), 20 states have internal predecessors, (700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:25,987 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 35.0) internal successors, (700), 20 states have internal predecessors, (700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:25,987 INFO L185 Difference]: Start difference. First operand has 103 places, 105 transitions, 1497 flow. Second operand 19 states and 182 transitions. [2021-06-11 18:43:25,987 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 139 transitions, 2445 flow [2021-06-11 18:43:25,999 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 139 transitions, 2342 flow, removed 30 selfloop flow, removed 6 redundant places. [2021-06-11 18:43:26,001 INFO L241 Difference]: Finished difference. Result has 121 places, 126 transitions, 2098 flow [2021-06-11 18:43:26,001 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=35, PETRI_DIFFERENCE_MINUEND_FLOW=1430, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=105, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=67, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=2098, PETRI_PLACES=121, PETRI_TRANSITIONS=126} [2021-06-11 18:43:26,001 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 104 predicate places. [2021-06-11 18:43:26,001 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:26,001 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 121 places, 126 transitions, 2098 flow [2021-06-11 18:43:26,001 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 121 places, 126 transitions, 2098 flow [2021-06-11 18:43:26,002 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 120 places, 126 transitions, 2098 flow [2021-06-11 18:43:26,016 INFO L129 PetriNetUnfolder]: 77/187 cut-off events. [2021-06-11 18:43:26,016 INFO L130 PetriNetUnfolder]: For 3401/3401 co-relation queries the response was YES. [2021-06-11 18:43:26,016 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1694 conditions, 187 events. 77/187 cut-off events. For 3401/3401 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 818 event pairs, 4 based on Foata normal form. 0/186 useless extension candidates. Maximal degree in co-relation 1646. Up to 86 conditions per place. [2021-06-11 18:43:26,018 INFO L151 LiptonReduction]: Number of co-enabled transitions 266 [2021-06-11 18:43:26,027 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:26,027 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:26,027 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 26 [2021-06-11 18:43:26,027 INFO L480 AbstractCegarLoop]: Abstraction has has 120 places, 126 transitions, 2098 flow [2021-06-11 18:43:26,027 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 8.0) internal successors, (112), 14 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:26,027 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:26,027 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:26,242 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:26,242 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:26,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:26,243 INFO L82 PathProgramCache]: Analyzing trace with hash -1020150196, now seen corresponding path program 4 times [2021-06-11 18:43:26,243 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:26,243 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481623103] [2021-06-11 18:43:26,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:26,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:26,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:26,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:26,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:26,271 INFO L142 QuantifierPusher]: treesize reduction 28, result has 12.5 percent of original size [2021-06-11 18:43:26,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 18:43:26,275 INFO L142 QuantifierPusher]: treesize reduction 28, result has 31.7 percent of original size [2021-06-11 18:43:26,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:26,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:26,286 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:26,286 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481623103] [2021-06-11 18:43:26,286 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [722153829] [2021-06-11 18:43:26,286 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:26,298 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-11 18:43:26,299 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:43:26,299 WARN L261 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-11 18:43:26,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:26,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:26,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:26,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:26,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:26,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:26,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:26,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:26,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:26,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:26,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:26,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:26,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:26,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:26,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:26,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:26,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:26,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:26,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:26,325 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:26,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:26,326 INFO L147 QuantifierPusher]: treesize reduction 6, result has 72.7 percent of original size 16 [2021-06-11 18:43:26,326 INFO L142 QuantifierPusher]: treesize reduction 6, result has 72.7 percent of original size [2021-06-11 18:43:26,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:26,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:26,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:26,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:26,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-06-11 18:43:26,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:26,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:26,333 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:26,337 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:26,338 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:26,338 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2021-06-11 18:43:26,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:26,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:26,355 INFO L142 QuantifierPusher]: treesize reduction 17, result has 63.8 percent of original size [2021-06-11 18:43:26,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:26,357 INFO L147 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size 20 [2021-06-11 18:43:26,357 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-06-11 18:43:26,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:26,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:26,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:26,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:26,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:43:26,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:26,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:26,364 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:26,369 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:26,370 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:26,370 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:17 [2021-06-11 18:43:26,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:26,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:26,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:26,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:26,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:26,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:26,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:26,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:26,407 INFO L354 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2021-06-11 18:43:26,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 30 [2021-06-11 18:43:26,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:26,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:26,409 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:26,419 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:26,419 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:26,419 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:30 [2021-06-11 18:43:26,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:26,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:26,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:26,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-06-11 18:43:26,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:26,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 18:43:26,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,443 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 18:43:26,443 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,444 INFO L142 QuantifierPusher]: treesize reduction 4, result has 92.5 percent of original size [2021-06-11 18:43:26,444 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-06-11 18:43:26,444 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:26,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:26,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 18:43:26,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:26,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:26,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-11 18:43:26,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:26,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:26,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 18:43:26,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-06-11 18:43:26,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:26,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:26,462 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:26,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-06-11 18:43:26,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:26,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:26,470 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:26,472 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-11 18:43:26,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:26,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:26,473 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:26,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:26,482 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-11 18:43:26,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 30 [2021-06-11 18:43:26,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:26,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:26,483 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:26,523 INFO L628 ElimStorePlain]: treesize reduction 6, result has 91.3 percent of original size [2021-06-11 18:43:26,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-06-11 18:43:26,524 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-11 18:43:26,524 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:93, output treesize:63 [2021-06-11 18:43:26,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-06-11 18:43:26,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:26,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-06-11 18:43:26,553 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:26,553 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:26,553 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 12 [2021-06-11 18:43:26,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801926889] [2021-06-11 18:43:26,554 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-11 18:43:26,554 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:26,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-11 18:43:26,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-06-11 18:43:26,554 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 35 [2021-06-11 18:43:26,555 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 126 transitions, 2098 flow. Second operand has 14 states, 14 states have (on average 8.0) internal successors, (112), 14 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:26,555 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:26,555 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 35 [2021-06-11 18:43:26,555 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:26,797 INFO L129 PetriNetUnfolder]: 73/181 cut-off events. [2021-06-11 18:43:26,797 INFO L130 PetriNetUnfolder]: For 3406/3406 co-relation queries the response was YES. [2021-06-11 18:43:26,798 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1813 conditions, 181 events. 73/181 cut-off events. For 3406/3406 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 805 event pairs, 1 based on Foata normal form. 10/190 useless extension candidates. Maximal degree in co-relation 1763. Up to 122 conditions per place. [2021-06-11 18:43:26,799 INFO L132 encePairwiseOnDemand]: 29/35 looper letters, 69 selfloop transitions, 54 changer transitions 14/140 dead transitions. [2021-06-11 18:43:26,799 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 132 places, 140 transitions, 2663 flow [2021-06-11 18:43:26,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-11 18:43:26,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-06-11 18:43:26,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 127 transitions. [2021-06-11 18:43:26,800 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.27912087912087913 [2021-06-11 18:43:26,800 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 127 transitions. [2021-06-11 18:43:26,800 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 127 transitions. [2021-06-11 18:43:26,800 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:26,800 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 127 transitions. [2021-06-11 18:43:26,801 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 9.76923076923077) internal successors, (127), 13 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) [2021-06-11 18:43:26,801 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 35.0) internal successors, (490), 14 states have internal predecessors, (490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:26,801 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 35.0) internal successors, (490), 14 states have internal predecessors, (490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:26,801 INFO L185 Difference]: Start difference. First operand has 120 places, 126 transitions, 2098 flow. Second operand 13 states and 127 transitions. [2021-06-11 18:43:26,801 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 132 places, 140 transitions, 2663 flow [2021-06-11 18:43:26,815 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 121 places, 140 transitions, 2511 flow, removed 56 selfloop flow, removed 11 redundant places. [2021-06-11 18:43:26,817 INFO L241 Difference]: Finished difference. Result has 125 places, 122 transitions, 1985 flow [2021-06-11 18:43:26,818 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=35, PETRI_DIFFERENCE_MINUEND_FLOW=1974, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=126, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=53, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=72, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=1985, PETRI_PLACES=125, PETRI_TRANSITIONS=122} [2021-06-11 18:43:26,818 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 108 predicate places. [2021-06-11 18:43:26,818 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:26,818 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 125 places, 122 transitions, 1985 flow [2021-06-11 18:43:26,818 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 125 places, 122 transitions, 1985 flow [2021-06-11 18:43:26,819 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 121 places, 122 transitions, 1985 flow [2021-06-11 18:43:26,831 INFO L129 PetriNetUnfolder]: 71/167 cut-off events. [2021-06-11 18:43:26,831 INFO L130 PetriNetUnfolder]: For 3184/3184 co-relation queries the response was YES. [2021-06-11 18:43:26,831 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1484 conditions, 167 events. 71/167 cut-off events. For 3184/3184 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 681 event pairs, 1 based on Foata normal form. 0/166 useless extension candidates. Maximal degree in co-relation 1434. Up to 68 conditions per place. [2021-06-11 18:43:26,832 INFO L151 LiptonReduction]: Number of co-enabled transitions 258 [2021-06-11 18:43:26,839 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:26,839 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:26,839 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 21 [2021-06-11 18:43:26,840 INFO L480 AbstractCegarLoop]: Abstraction has has 121 places, 122 transitions, 1985 flow [2021-06-11 18:43:26,840 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 8.0) internal successors, (112), 14 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:26,840 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:26,840 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:27,050 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:27,051 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:27,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:27,051 INFO L82 PathProgramCache]: Analyzing trace with hash 193813140, now seen corresponding path program 4 times [2021-06-11 18:43:27,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:27,051 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099052574] [2021-06-11 18:43:27,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:27,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:27,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:27,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:27,071 INFO L142 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size [2021-06-11 18:43:27,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:27,078 INFO L142 QuantifierPusher]: treesize reduction 23, result has 45.2 percent of original size [2021-06-11 18:43:27,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:27,098 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-06-11 18:43:27,099 INFO L147 QuantifierPusher]: treesize reduction 5, result has 78.3 percent of original size 18 [2021-06-11 18:43:27,114 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-06-11 18:43:27,115 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 18:43:27,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:27,135 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:27,135 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099052574] [2021-06-11 18:43:27,135 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1007719548] [2021-06-11 18:43:27,135 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:27,157 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-11 18:43:27,157 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:43:27,158 WARN L261 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-11 18:43:27,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:27,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,174 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:27,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:27,177 INFO L147 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size 14 [2021-06-11 18:43:27,177 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-06-11 18:43:27,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:27,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:27,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:27,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:27,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:27,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:27,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:27,182 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,185 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:27,186 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,186 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:43:27,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:27,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:27,196 INFO L142 QuantifierPusher]: treesize reduction 17, result has 62.2 percent of original size [2021-06-11 18:43:27,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:27,198 INFO L147 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size 20 [2021-06-11 18:43:27,198 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-06-11 18:43:27,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:27,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:27,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:27,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:27,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:43:27,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:27,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:27,204 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,209 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:27,210 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,210 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:17 [2021-06-11 18:43:27,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:27,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:27,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:27,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:27,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:27,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:27,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:27,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:27,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-06-11 18:43:27,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:27,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:27,237 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,243 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:27,243 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,243 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:22 [2021-06-11 18:43:27,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:27,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:27,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:27,263 INFO L147 QuantifierPusher]: treesize reduction 2, result has 94.1 percent of original size 32 [2021-06-11 18:43:27,264 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.1 percent of original size [2021-06-11 18:43:27,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:27,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:43:27,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:27,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:43:27,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:27,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:27,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:27,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-06-11 18:43:27,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 18:43:27,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 18:43:27,272 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,279 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:27,280 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,280 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:29 [2021-06-11 18:43:27,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:27,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:27,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:27,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 18:43:27,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:27,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 18:43:27,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:27,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 18:43:27,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 38 [2021-06-11 18:43:27,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:27,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:27,306 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,313 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:43:27,314 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,314 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:33, output treesize:32 [2021-06-11 18:43:27,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:43:27,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:43:27,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:43:27,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 18:43:27,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 18:43:27,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 18:43:27,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:43:27,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:27,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:43:27,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 18:43:27,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-06-11 18:43:27,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-06-11 18:43:27,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:27,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:27,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:27,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:27,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:27,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2021-06-11 18:43:27,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 18:43:27,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 18:43:27,347 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,356 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:27,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-11 18:43:27,357 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-11 18:43:27,357 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:38, output treesize:37 [2021-06-11 18:43:27,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:27,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-11 18:43:27,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:27,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-06-11 18:43:27,379 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:27,379 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:27,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 14 [2021-06-11 18:43:27,379 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5998569] [2021-06-11 18:43:27,380 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-11 18:43:27,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:27,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-11 18:43:27,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2021-06-11 18:43:27,380 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 35 [2021-06-11 18:43:27,380 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 122 transitions, 1985 flow. Second operand has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 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) [2021-06-11 18:43:27,380 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:27,380 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 35 [2021-06-11 18:43:27,380 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:27,498 INFO L129 PetriNetUnfolder]: 72/172 cut-off events. [2021-06-11 18:43:27,498 INFO L130 PetriNetUnfolder]: For 3298/3298 co-relation queries the response was YES. [2021-06-11 18:43:27,499 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1694 conditions, 172 events. 72/172 cut-off events. For 3298/3298 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 731 event pairs, 0 based on Foata normal form. 2/173 useless extension candidates. Maximal degree in co-relation 1642. Up to 126 conditions per place. [2021-06-11 18:43:27,500 INFO L132 encePairwiseOnDemand]: 29/35 looper letters, 78 selfloop transitions, 41 changer transitions 7/129 dead transitions. [2021-06-11 18:43:27,500 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 129 transitions, 2359 flow [2021-06-11 18:43:27,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-11 18:43:27,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-06-11 18:43:27,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 95 transitions. [2021-06-11 18:43:27,501 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2714285714285714 [2021-06-11 18:43:27,501 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 95 transitions. [2021-06-11 18:43:27,501 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 95 transitions. [2021-06-11 18:43:27,501 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:27,501 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 95 transitions. [2021-06-11 18:43:27,501 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 9.5) internal successors, (95), 10 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:27,502 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 35.0) internal successors, (385), 11 states have internal predecessors, (385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:27,502 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 35.0) internal successors, (385), 11 states have internal predecessors, (385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:27,502 INFO L185 Difference]: Start difference. First operand has 121 places, 122 transitions, 1985 flow. Second operand 10 states and 95 transitions. [2021-06-11 18:43:27,502 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 130 places, 129 transitions, 2359 flow [2021-06-11 18:43:27,514 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 122 places, 129 transitions, 2298 flow, removed 7 selfloop flow, removed 8 redundant places. [2021-06-11 18:43:27,516 INFO L241 Difference]: Finished difference. Result has 125 places, 121 transitions, 2004 flow [2021-06-11 18:43:27,516 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=35, PETRI_DIFFERENCE_MINUEND_FLOW=1932, PETRI_DIFFERENCE_MINUEND_PLACES=113, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=122, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=41, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=81, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=2004, PETRI_PLACES=125, PETRI_TRANSITIONS=121} [2021-06-11 18:43:27,517 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 108 predicate places. [2021-06-11 18:43:27,517 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:27,517 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 125 places, 121 transitions, 2004 flow [2021-06-11 18:43:27,517 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 125 places, 121 transitions, 2004 flow [2021-06-11 18:43:27,518 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 121 places, 121 transitions, 2004 flow [2021-06-11 18:43:27,529 INFO L129 PetriNetUnfolder]: 70/165 cut-off events. [2021-06-11 18:43:27,530 INFO L130 PetriNetUnfolder]: For 3339/3339 co-relation queries the response was YES. [2021-06-11 18:43:27,530 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1471 conditions, 165 events. 70/165 cut-off events. For 3339/3339 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 674 event pairs, 1 based on Foata normal form. 0/164 useless extension candidates. Maximal degree in co-relation 1420. Up to 67 conditions per place. [2021-06-11 18:43:27,531 INFO L151 LiptonReduction]: Number of co-enabled transitions 256 [2021-06-11 18:43:27,538 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:27,539 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:27,539 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 22 [2021-06-11 18:43:27,539 INFO L480 AbstractCegarLoop]: Abstraction has has 121 places, 121 transitions, 2004 flow [2021-06-11 18:43:27,539 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 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) [2021-06-11 18:43:27,539 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:27,539 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:27,752 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable66 [2021-06-11 18:43:27,753 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:27,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:27,753 INFO L82 PathProgramCache]: Analyzing trace with hash -690552812, now seen corresponding path program 5 times [2021-06-11 18:43:27,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:27,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188964687] [2021-06-11 18:43:27,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:27,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:27,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:27,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:27,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:27,777 INFO L142 QuantifierPusher]: treesize reduction 23, result has 14.8 percent of original size [2021-06-11 18:43:27,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 18:43:27,781 INFO L142 QuantifierPusher]: treesize reduction 19, result has 47.2 percent of original size [2021-06-11 18:43:27,781 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 18:43:27,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:27,797 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:27,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188964687] [2021-06-11 18:43:27,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1327695000] [2021-06-11 18:43:27,797 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:27,822 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-06-11 18:43:27,822 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:43:27,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-11 18:43:27,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:27,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,833 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:27,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:27,834 INFO L147 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size 16 [2021-06-11 18:43:27,835 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-06-11 18:43:27,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:27,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:27,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:27,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:27,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-06-11 18:43:27,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,840 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,843 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:27,844 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,844 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2021-06-11 18:43:27,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:27,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:27,853 INFO L142 QuantifierPusher]: treesize reduction 17, result has 63.8 percent of original size [2021-06-11 18:43:27,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:27,854 INFO L147 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size 24 [2021-06-11 18:43:27,855 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 18:43:27,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:27,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:27,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-06-11 18:43:27,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:27,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:27,861 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,863 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,864 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,864 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:7 [2021-06-11 18:43:27,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:27,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:27,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:27,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:27,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:27,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:27,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:27,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:27,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:27,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:27,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:27,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:27,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:27,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:27,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:27,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:27,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:27,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:27,901 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,905 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:27,905 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,906 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:43:27,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:27,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:27,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:27,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:27,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:27,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:27,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:27,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:27,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:43:27,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:27,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:27,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:27,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:27,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:43:27,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:27,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:27,927 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:27,931 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:27,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:27,933 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-11 18:43:27,933 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:18, output treesize:17 [2021-06-11 18:43:27,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:27,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:27,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:27,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:27,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:27,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:27,945 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:27,946 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:27,946 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 14 [2021-06-11 18:43:27,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199003998] [2021-06-11 18:43:27,946 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-11 18:43:27,946 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:27,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-11 18:43:27,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=174, Unknown=0, NotChecked=0, Total=240 [2021-06-11 18:43:27,947 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 35 [2021-06-11 18:43:27,947 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 121 transitions, 2004 flow. Second operand has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 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) [2021-06-11 18:43:27,947 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:27,947 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 35 [2021-06-11 18:43:27,947 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:28,238 INFO L129 PetriNetUnfolder]: 97/236 cut-off events. [2021-06-11 18:43:28,238 INFO L130 PetriNetUnfolder]: For 5127/5127 co-relation queries the response was YES. [2021-06-11 18:43:28,239 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2432 conditions, 236 events. 97/236 cut-off events. For 5127/5127 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 1122 event pairs, 1 based on Foata normal form. 7/242 useless extension candidates. Maximal degree in co-relation 2379. Up to 92 conditions per place. [2021-06-11 18:43:28,241 INFO L132 encePairwiseOnDemand]: 29/35 looper letters, 72 selfloop transitions, 88 changer transitions 14/177 dead transitions. [2021-06-11 18:43:28,241 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 177 transitions, 3533 flow [2021-06-11 18:43:28,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-11 18:43:28,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-06-11 18:43:28,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 217 transitions. [2021-06-11 18:43:28,246 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.29523809523809524 [2021-06-11 18:43:28,246 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 217 transitions. [2021-06-11 18:43:28,246 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 217 transitions. [2021-06-11 18:43:28,247 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:28,247 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 217 transitions. [2021-06-11 18:43:28,250 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 10.333333333333334) internal successors, (217), 21 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:28,251 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 35.0) internal successors, (770), 22 states have internal predecessors, (770), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:28,252 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 35.0) internal successors, (770), 22 states have internal predecessors, (770), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:28,252 INFO L185 Difference]: Start difference. First operand has 121 places, 121 transitions, 2004 flow. Second operand 21 states and 217 transitions. [2021-06-11 18:43:28,252 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 141 places, 177 transitions, 3533 flow [2021-06-11 18:43:28,268 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 135 places, 177 transitions, 3449 flow, removed 13 selfloop flow, removed 6 redundant places. [2021-06-11 18:43:28,271 INFO L241 Difference]: Finished difference. Result has 140 places, 142 transitions, 2626 flow [2021-06-11 18:43:28,271 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=35, PETRI_DIFFERENCE_MINUEND_FLOW=1950, PETRI_DIFFERENCE_MINUEND_PLACES=115, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=121, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=66, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=52, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=2626, PETRI_PLACES=140, PETRI_TRANSITIONS=142} [2021-06-11 18:43:28,271 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 123 predicate places. [2021-06-11 18:43:28,271 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:28,271 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 140 places, 142 transitions, 2626 flow [2021-06-11 18:43:28,271 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 140 places, 142 transitions, 2626 flow [2021-06-11 18:43:28,272 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 139 places, 142 transitions, 2626 flow [2021-06-11 18:43:28,290 INFO L129 PetriNetUnfolder]: 91/220 cut-off events. [2021-06-11 18:43:28,290 INFO L130 PetriNetUnfolder]: For 5317/5317 co-relation queries the response was YES. [2021-06-11 18:43:28,291 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2159 conditions, 220 events. 91/220 cut-off events. For 5317/5317 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 999 event pairs, 5 based on Foata normal form. 0/219 useless extension candidates. Maximal degree in co-relation 2105. Up to 87 conditions per place. [2021-06-11 18:43:28,292 INFO L151 LiptonReduction]: Number of co-enabled transitions 298 [2021-06-11 18:43:28,301 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:28,301 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:28,301 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 30 [2021-06-11 18:43:28,302 INFO L480 AbstractCegarLoop]: Abstraction has has 139 places, 142 transitions, 2626 flow [2021-06-11 18:43:28,302 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 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) [2021-06-11 18:43:28,302 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:28,302 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:28,516 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable67 [2021-06-11 18:43:28,517 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:28,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:28,517 INFO L82 PathProgramCache]: Analyzing trace with hash -691187072, now seen corresponding path program 6 times [2021-06-11 18:43:28,517 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:28,517 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570848622] [2021-06-11 18:43:28,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:28,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:28,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:28,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:28,587 INFO L142 QuantifierPusher]: treesize reduction 14, result has 41.7 percent of original size [2021-06-11 18:43:28,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:43:28,595 INFO L142 QuantifierPusher]: treesize reduction 18, result has 50.0 percent of original size [2021-06-11 18:43:28,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:28,610 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-06-11 18:43:28,612 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 18:43:28,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:28,632 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:28,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570848622] [2021-06-11 18:43:28,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [636668894] [2021-06-11 18:43:28,632 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:28,652 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-06-11 18:43:28,653 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:43:28,653 WARN L261 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-11 18:43:28,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:28,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,665 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:28,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:28,666 INFO L147 QuantifierPusher]: treesize reduction 6, result has 72.7 percent of original size 16 [2021-06-11 18:43:28,666 INFO L142 QuantifierPusher]: treesize reduction 6, result has 72.7 percent of original size [2021-06-11 18:43:28,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:28,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:28,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:28,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:28,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-06-11 18:43:28,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,681 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:28,684 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:28,685 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:28,685 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2021-06-11 18:43:28,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:28,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:28,696 INFO L142 QuantifierPusher]: treesize reduction 17, result has 63.8 percent of original size [2021-06-11 18:43:28,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:28,697 INFO L147 QuantifierPusher]: treesize reduction 6, result has 80.0 percent of original size 24 [2021-06-11 18:43:28,698 INFO L142 QuantifierPusher]: treesize reduction 6, result has 80.6 percent of original size [2021-06-11 18:43:28,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:28,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:28,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-06-11 18:43:28,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:28,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:28,704 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:28,706 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,707 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:28,707 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:7 [2021-06-11 18:43:28,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:28,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:28,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:28,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:28,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:28,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:28,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:28,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:28,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:28,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:28,740 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:28,744 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:28,744 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:28,744 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:43:28,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:28,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:28,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:28,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:28,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:28,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:28,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:28,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:28,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:43:28,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:28,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:28,777 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:28,781 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:28,782 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:28,782 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:17 [2021-06-11 18:43:28,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:28,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:28,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:28,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:28,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:28,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:28,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:43:28,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:28,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:28,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:28,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:28,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:28,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:28,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:28,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2021-06-11 18:43:28,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:28,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:28,807 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:28,812 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:28,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:28,814 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-11 18:43:28,814 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:23, output treesize:22 [2021-06-11 18:43:28,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:28,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:28,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:28,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:28,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:28,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:28,831 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:28,832 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:28,832 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 14 [2021-06-11 18:43:28,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096076319] [2021-06-11 18:43:28,833 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-11 18:43:28,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:28,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-11 18:43:28,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2021-06-11 18:43:28,833 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 35 [2021-06-11 18:43:28,834 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 139 places, 142 transitions, 2626 flow. Second operand has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 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) [2021-06-11 18:43:28,834 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:28,834 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 35 [2021-06-11 18:43:28,834 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:29,018 INFO L129 PetriNetUnfolder]: 90/217 cut-off events. [2021-06-11 18:43:29,018 INFO L130 PetriNetUnfolder]: For 5273/5273 co-relation queries the response was YES. [2021-06-11 18:43:29,019 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2349 conditions, 217 events. 90/217 cut-off events. For 5273/5273 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 984 event pairs, 4 based on Foata normal form. 2/218 useless extension candidates. Maximal degree in co-relation 2293. Up to 148 conditions per place. [2021-06-11 18:43:29,021 INFO L132 encePairwiseOnDemand]: 29/35 looper letters, 83 selfloop transitions, 59 changer transitions 6/151 dead transitions. [2021-06-11 18:43:29,021 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 151 transitions, 3103 flow [2021-06-11 18:43:29,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-11 18:43:29,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-06-11 18:43:29,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 115 transitions. [2021-06-11 18:43:29,022 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.27380952380952384 [2021-06-11 18:43:29,022 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 115 transitions. [2021-06-11 18:43:29,022 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 115 transitions. [2021-06-11 18:43:29,022 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:29,022 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 115 transitions. [2021-06-11 18:43:29,022 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 9.583333333333334) internal successors, (115), 12 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:29,023 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 35.0) internal successors, (455), 13 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:29,023 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 35.0) internal successors, (455), 13 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:29,023 INFO L185 Difference]: Start difference. First operand has 139 places, 142 transitions, 2626 flow. Second operand 12 states and 115 transitions. [2021-06-11 18:43:29,023 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 150 places, 151 transitions, 3103 flow [2021-06-11 18:43:29,039 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 151 transitions, 2851 flow, removed 41 selfloop flow, removed 14 redundant places. [2021-06-11 18:43:29,041 INFO L241 Difference]: Finished difference. Result has 138 places, 140 transitions, 2468 flow [2021-06-11 18:43:29,042 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=35, PETRI_DIFFERENCE_MINUEND_FLOW=2374, PETRI_DIFFERENCE_MINUEND_PLACES=125, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=142, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=59, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=83, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=2468, PETRI_PLACES=138, PETRI_TRANSITIONS=140} [2021-06-11 18:43:29,042 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 121 predicate places. [2021-06-11 18:43:29,042 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:29,042 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 138 places, 140 transitions, 2468 flow [2021-06-11 18:43:29,042 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 138 places, 140 transitions, 2468 flow [2021-06-11 18:43:29,043 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 135 places, 140 transitions, 2468 flow [2021-06-11 18:43:29,058 INFO L129 PetriNetUnfolder]: 87/210 cut-off events. [2021-06-11 18:43:29,059 INFO L130 PetriNetUnfolder]: For 4560/4560 co-relation queries the response was YES. [2021-06-11 18:43:29,059 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1982 conditions, 210 events. 87/210 cut-off events. For 4560/4560 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 947 event pairs, 3 based on Foata normal form. 0/209 useless extension candidates. Maximal degree in co-relation 1933. Up to 88 conditions per place. [2021-06-11 18:43:29,061 INFO L151 LiptonReduction]: Number of co-enabled transitions 294 [2021-06-11 18:43:29,068 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:29,068 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:29,068 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 26 [2021-06-11 18:43:29,069 INFO L480 AbstractCegarLoop]: Abstraction has has 135 places, 140 transitions, 2468 flow [2021-06-11 18:43:29,069 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 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) [2021-06-11 18:43:29,069 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:29,069 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:29,283 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable68 [2021-06-11 18:43:29,284 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:29,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:29,284 INFO L82 PathProgramCache]: Analyzing trace with hash 1829785510, now seen corresponding path program 5 times [2021-06-11 18:43:29,284 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:29,284 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185420435] [2021-06-11 18:43:29,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:29,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:29,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:29,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:29,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:29,308 INFO L142 QuantifierPusher]: treesize reduction 18, result has 33.3 percent of original size [2021-06-11 18:43:29,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:29,315 INFO L142 QuantifierPusher]: treesize reduction 22, result has 43.6 percent of original size [2021-06-11 18:43:29,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:29,323 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-06-11 18:43:29,324 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 18:43:29,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:29,349 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:29,349 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185420435] [2021-06-11 18:43:29,349 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [596794277] [2021-06-11 18:43:29,349 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-06-11 18:43:29,378 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-06-11 18:43:29,378 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:43:29,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-11 18:43:29,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:29,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:29,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,392 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:29,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:29,393 INFO L147 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size 16 [2021-06-11 18:43:29,393 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-06-11 18:43:29,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:29,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:29,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:29,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:29,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:29,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:29,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:29,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:29,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:29,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:29,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:29,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:29,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:29,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:29,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:29,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:29,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:29,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:29,442 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:29,445 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:29,457 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:29,457 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:43:29,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:29,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:29,468 INFO L142 QuantifierPusher]: treesize reduction 17, result has 62.2 percent of original size [2021-06-11 18:43:29,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:29,476 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size 22 [2021-06-11 18:43:29,476 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size [2021-06-11 18:43:29,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:29,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:29,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:29,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:29,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:29,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-06-11 18:43:29,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:29,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:29,483 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:29,488 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:29,489 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:29,489 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:19 [2021-06-11 18:43:29,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:29,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:29,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:29,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:29,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:29,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:29,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:29,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:29,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:29,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:29,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:29,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:29,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:29,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:29,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:29,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2021-06-11 18:43:29,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:29,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:29,561 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:29,567 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:29,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:29,569 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-11 18:43:29,569 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:24 [2021-06-11 18:43:29,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:29,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:29,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:29,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:29,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:29,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:29,586 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:29,586 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:29,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 14 [2021-06-11 18:43:29,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491300398] [2021-06-11 18:43:29,586 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-11 18:43:29,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:29,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-11 18:43:29,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2021-06-11 18:43:29,587 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 35 [2021-06-11 18:43:29,587 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 140 transitions, 2468 flow. Second operand has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 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) [2021-06-11 18:43:29,587 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:29,587 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 35 [2021-06-11 18:43:29,587 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:33,833 INFO L129 PetriNetUnfolder]: 89/215 cut-off events. [2021-06-11 18:43:33,833 INFO L130 PetriNetUnfolder]: For 4781/4781 co-relation queries the response was YES. [2021-06-11 18:43:33,834 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2237 conditions, 215 events. 89/215 cut-off events. For 4781/4781 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 976 event pairs, 2 based on Foata normal form. 2/216 useless extension candidates. Maximal degree in co-relation 2186. Up to 154 conditions per place. [2021-06-11 18:43:33,835 INFO L132 encePairwiseOnDemand]: 29/35 looper letters, 80 selfloop transitions, 62 changer transitions 2/147 dead transitions. [2021-06-11 18:43:33,835 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 147 transitions, 2883 flow [2021-06-11 18:43:33,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-11 18:43:33,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-06-11 18:43:33,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 150 transitions. [2021-06-11 18:43:33,836 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.26785714285714285 [2021-06-11 18:43:33,836 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 150 transitions. [2021-06-11 18:43:33,836 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 150 transitions. [2021-06-11 18:43:33,836 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:33,837 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 150 transitions. [2021-06-11 18:43:33,837 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 9.375) internal successors, (150), 16 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) [2021-06-11 18:43:33,837 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 35.0) internal successors, (595), 17 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:33,837 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 35.0) internal successors, (595), 17 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:33,837 INFO L185 Difference]: Start difference. First operand has 135 places, 140 transitions, 2468 flow. Second operand 16 states and 150 transitions. [2021-06-11 18:43:33,837 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 150 places, 147 transitions, 2883 flow [2021-06-11 18:43:33,852 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 147 transitions, 2759 flow, removed 6 selfloop flow, removed 8 redundant places. [2021-06-11 18:43:33,854 INFO L241 Difference]: Finished difference. Result has 144 places, 142 transitions, 2517 flow [2021-06-11 18:43:33,854 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=35, PETRI_DIFFERENCE_MINUEND_FLOW=2351, PETRI_DIFFERENCE_MINUEND_PLACES=127, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=140, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=59, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=2517, PETRI_PLACES=144, PETRI_TRANSITIONS=142} [2021-06-11 18:43:33,855 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 127 predicate places. [2021-06-11 18:43:33,855 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:33,855 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 144 places, 142 transitions, 2517 flow [2021-06-11 18:43:33,855 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 144 places, 142 transitions, 2517 flow [2021-06-11 18:43:33,856 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 144 places, 142 transitions, 2517 flow [2021-06-11 18:43:33,872 INFO L129 PetriNetUnfolder]: 88/213 cut-off events. [2021-06-11 18:43:33,872 INFO L130 PetriNetUnfolder]: For 4595/4595 co-relation queries the response was YES. [2021-06-11 18:43:33,872 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2038 conditions, 213 events. 88/213 cut-off events. For 4595/4595 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 956 event pairs, 4 based on Foata normal form. 0/212 useless extension candidates. Maximal degree in co-relation 1989. Up to 90 conditions per place. [2021-06-11 18:43:33,874 INFO L151 LiptonReduction]: Number of co-enabled transitions 298 [2021-06-11 18:43:33,882 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:33,882 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:33,882 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 27 [2021-06-11 18:43:33,882 INFO L480 AbstractCegarLoop]: Abstraction has has 144 places, 142 transitions, 2517 flow [2021-06-11 18:43:33,882 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 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) [2021-06-11 18:43:33,882 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:33,882 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:34,096 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable69 [2021-06-11 18:43:34,097 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:34,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:34,097 INFO L82 PathProgramCache]: Analyzing trace with hash 131076140, now seen corresponding path program 4 times [2021-06-11 18:43:34,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:34,097 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303805824] [2021-06-11 18:43:34,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:34,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,129 INFO L142 QuantifierPusher]: treesize reduction 29, result has 37.0 percent of original size [2021-06-11 18:43:34,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,137 INFO L142 QuantifierPusher]: treesize reduction 29, result has 46.3 percent of original size [2021-06-11 18:43:34,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:34,151 INFO L142 QuantifierPusher]: treesize reduction 29, result has 40.8 percent of original size [2021-06-11 18:43:34,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:34,161 INFO L142 QuantifierPusher]: treesize reduction 31, result has 34.0 percent of original size [2021-06-11 18:43:34,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:34,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:34,179 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:34,179 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303805824] [2021-06-11 18:43:34,179 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1142299156] [2021-06-11 18:43:34,179 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:34,193 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-11 18:43:34,193 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:43:34,193 WARN L261 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-11 18:43:34,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:34,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,202 INFO L142 QuantifierPusher]: treesize reduction 17, result has 66.0 percent of original size [2021-06-11 18:43:34,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:34,203 INFO L147 QuantifierPusher]: treesize reduction 4, result has 86.7 percent of original size 26 [2021-06-11 18:43:34,203 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-06-11 18:43:34,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:34,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:34,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:34,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:34,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:34,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:34,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:34,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:34,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:34,221 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:34,227 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:34,228 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:34,228 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:22 [2021-06-11 18:43:34,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:34,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:34,234 INFO L142 QuantifierPusher]: treesize reduction 17, result has 70.7 percent of original size [2021-06-11 18:43:34,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:34,235 INFO L147 QuantifierPusher]: treesize reduction 4, result has 90.2 percent of original size 37 [2021-06-11 18:43:34,236 INFO L142 QuantifierPusher]: treesize reduction 4, result has 90.2 percent of original size [2021-06-11 18:43:34,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:34,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-11 18:43:34,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:34,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-11 18:43:34,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:34,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:34,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-06-11 18:43:34,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:34,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:34,245 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:34,252 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:34,253 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:34,253 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:29 [2021-06-11 18:43:34,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:34,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:34,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-06-11 18:43:34,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-06-11 18:43:34,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-06-11 18:43:34,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-06-11 18:43:34,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,273 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 18:43:34,273 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:34,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-06-11 18:43:34,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-11 18:43:34,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-06-11 18:43:34,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,277 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 3, 1] term [2021-06-11 18:43:34,277 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-06-11 18:43:34,277 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,278 INFO L147 QuantifierPusher]: treesize reduction 8, result has 89.2 percent of original size 66 [2021-06-11 18:43:34,278 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-06-11 18:43:34,279 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,279 INFO L142 QuantifierPusher]: treesize reduction 8, result has 90.7 percent of original size [2021-06-11 18:43:34,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:34,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:34,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-06-11 18:43:34,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,282 INFO L142 QuantifierPusher]: treesize reduction 8, result has 90.0 percent of original size [2021-06-11 18:43:34,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-06-11 18:43:34,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-06-11 18:43:34,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:34,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:34,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:34,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2021-06-11 18:43:34,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:34,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:34,293 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:34,295 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-11 18:43:34,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:34,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:34,296 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:34,305 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 18:43:34,305 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:34,305 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:76, output treesize:33 [2021-06-11 18:43:34,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 18:43:34,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-06-11 18:43:34,324 INFO L142 QuantifierPusher]: treesize reduction 17, result has 74.2 percent of original size [2021-06-11 18:43:34,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:34,326 INFO L147 QuantifierPusher]: treesize reduction 4, result has 89.2 percent of original size 33 [2021-06-11 18:43:34,326 INFO L142 QuantifierPusher]: treesize reduction 4, result has 89.5 percent of original size [2021-06-11 18:43:34,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:34,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:34,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:34,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:34,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:34,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:34,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:34,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2021-06-11 18:43:34,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:34,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:34,335 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:34,342 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:34,343 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:34,343 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:27 [2021-06-11 18:43:34,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:34,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:34,359 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:34,359 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:34,359 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 10 [2021-06-11 18:43:34,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747213287] [2021-06-11 18:43:34,360 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-11 18:43:34,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:34,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-11 18:43:34,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-06-11 18:43:34,360 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 35 [2021-06-11 18:43:34,360 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 142 transitions, 2517 flow. Second operand has 12 states, 12 states have (on average 8.0) internal successors, (96), 12 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:34,360 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:34,360 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 35 [2021-06-11 18:43:34,360 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:34,525 INFO L129 PetriNetUnfolder]: 88/214 cut-off events. [2021-06-11 18:43:34,525 INFO L130 PetriNetUnfolder]: For 4890/4890 co-relation queries the response was YES. [2021-06-11 18:43:34,526 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2260 conditions, 214 events. 88/214 cut-off events. For 4890/4890 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 969 event pairs, 3 based on Foata normal form. 3/216 useless extension candidates. Maximal degree in co-relation 2209. Up to 165 conditions per place. [2021-06-11 18:43:34,528 INFO L132 encePairwiseOnDemand]: 29/35 looper letters, 88 selfloop transitions, 47 changer transitions 7/145 dead transitions. [2021-06-11 18:43:34,528 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 154 places, 145 transitions, 2859 flow [2021-06-11 18:43:34,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-11 18:43:34,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-06-11 18:43:34,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 103 transitions. [2021-06-11 18:43:34,529 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2675324675324675 [2021-06-11 18:43:34,529 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 103 transitions. [2021-06-11 18:43:34,529 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 103 transitions. [2021-06-11 18:43:34,529 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:34,529 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 103 transitions. [2021-06-11 18:43:34,529 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 9.363636363636363) internal successors, (103), 11 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:34,530 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 35.0) internal successors, (420), 12 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:34,530 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 35.0) internal successors, (420), 12 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:34,530 INFO L185 Difference]: Start difference. First operand has 144 places, 142 transitions, 2517 flow. Second operand 11 states and 103 transitions. [2021-06-11 18:43:34,530 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 154 places, 145 transitions, 2859 flow [2021-06-11 18:43:34,545 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 145 transitions, 2770 flow, removed 14 selfloop flow, removed 14 redundant places. [2021-06-11 18:43:34,547 INFO L241 Difference]: Finished difference. Result has 142 places, 137 transitions, 2449 flow [2021-06-11 18:43:34,547 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=35, PETRI_DIFFERENCE_MINUEND_FLOW=2428, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=142, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=47, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=2449, PETRI_PLACES=142, PETRI_TRANSITIONS=137} [2021-06-11 18:43:34,547 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 125 predicate places. [2021-06-11 18:43:34,547 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:34,547 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 142 places, 137 transitions, 2449 flow [2021-06-11 18:43:34,548 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 142 places, 137 transitions, 2449 flow [2021-06-11 18:43:34,549 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 134 places, 137 transitions, 2449 flow [2021-06-11 18:43:34,564 INFO L129 PetriNetUnfolder]: 86/206 cut-off events. [2021-06-11 18:43:34,564 INFO L130 PetriNetUnfolder]: For 4896/4896 co-relation queries the response was YES. [2021-06-11 18:43:34,565 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2011 conditions, 206 events. 86/206 cut-off events. For 4896/4896 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 911 event pairs, 3 based on Foata normal form. 0/205 useless extension candidates. Maximal degree in co-relation 1960. Up to 86 conditions per place. [2021-06-11 18:43:34,566 INFO L151 LiptonReduction]: Number of co-enabled transitions 288 [2021-06-11 18:43:34,573 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:34,573 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:34,574 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 26 [2021-06-11 18:43:34,574 INFO L480 AbstractCegarLoop]: Abstraction has has 134 places, 137 transitions, 2449 flow [2021-06-11 18:43:34,574 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 8.0) internal successors, (96), 12 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:34,574 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:34,574 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:34,788 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:34,788 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:34,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:34,789 INFO L82 PathProgramCache]: Analyzing trace with hash 156905154, now seen corresponding path program 6 times [2021-06-11 18:43:34,789 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:34,789 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443474623] [2021-06-11 18:43:34,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:34,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:34,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:34,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:34,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:34,835 INFO L142 QuantifierPusher]: treesize reduction 23, result has 14.8 percent of original size [2021-06-11 18:43:34,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 18:43:34,839 INFO L142 QuantifierPusher]: treesize reduction 23, result has 36.1 percent of original size [2021-06-11 18:43:34,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:34,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:34,850 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:34,850 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443474623] [2021-06-11 18:43:34,850 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [267095898] [2021-06-11 18:43:34,850 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:34,862 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-06-11 18:43:34,862 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:43:34,862 WARN L261 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-11 18:43:34,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:34,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,877 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:34,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:34,878 INFO L147 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size 16 [2021-06-11 18:43:34,878 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-06-11 18:43:34,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,887 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-06-11 18:43:34,887 INFO L142 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size [2021-06-11 18:43:34,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,907 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:34,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:34,908 INFO L147 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size 16 [2021-06-11 18:43:34,911 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-06-11 18:43:34,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:34,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:34,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:34,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:34,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-06-11 18:43:34,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:34,922 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:34,926 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:34,927 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:34,927 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2021-06-11 18:43:34,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:34,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:34,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:34,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:34,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:34,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:34,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:34,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:34,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:34,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-06-11 18:43:34,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:34,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:34,945 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:34,949 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:34,950 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:34,950 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:19 [2021-06-11 18:43:34,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:34,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:34,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:34,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:34,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:34,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:34,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:34,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:34,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:34,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:34,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:34,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:34,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:34,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:34,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:34,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2021-06-11 18:43:34,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:34,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:34,976 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:34,982 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:34,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:34,984 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-11 18:43:34,984 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:25, output treesize:24 [2021-06-11 18:43:34,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:34,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:34,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:34,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:34,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:34,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:34,998 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:34,999 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:34,999 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 14 [2021-06-11 18:43:34,999 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079152175] [2021-06-11 18:43:34,999 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-11 18:43:34,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:34,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-11 18:43:34,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2021-06-11 18:43:34,999 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 35 [2021-06-11 18:43:35,000 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 134 places, 137 transitions, 2449 flow. Second operand has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 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) [2021-06-11 18:43:35,000 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:35,000 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 35 [2021-06-11 18:43:35,000 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:35,288 INFO L129 PetriNetUnfolder]: 108/256 cut-off events. [2021-06-11 18:43:35,289 INFO L130 PetriNetUnfolder]: For 6319/6319 co-relation queries the response was YES. [2021-06-11 18:43:35,290 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2703 conditions, 256 events. 108/256 cut-off events. For 6319/6319 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 1219 event pairs, 1 based on Foata normal form. 4/259 useless extension candidates. Maximal degree in co-relation 2650. Up to 166 conditions per place. [2021-06-11 18:43:35,291 INFO L132 encePairwiseOnDemand]: 29/35 looper letters, 80 selfloop transitions, 102 changer transitions 2/187 dead transitions. [2021-06-11 18:43:35,291 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 187 transitions, 3697 flow [2021-06-11 18:43:35,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-11 18:43:35,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-06-11 18:43:35,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 235 transitions. [2021-06-11 18:43:35,292 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.26857142857142857 [2021-06-11 18:43:35,292 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 235 transitions. [2021-06-11 18:43:35,293 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 235 transitions. [2021-06-11 18:43:35,293 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:35,293 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 235 transitions. [2021-06-11 18:43:35,293 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 9.4) internal successors, (235), 25 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:35,294 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 35.0) internal successors, (910), 26 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:35,294 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 35.0) internal successors, (910), 26 states have internal predecessors, (910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:35,294 INFO L185 Difference]: Start difference. First operand has 134 places, 137 transitions, 2449 flow. Second operand 25 states and 235 transitions. [2021-06-11 18:43:35,294 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 187 transitions, 3697 flow [2021-06-11 18:43:35,311 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 187 transitions, 3377 flow, removed 8 selfloop flow, removed 11 redundant places. [2021-06-11 18:43:35,314 INFO L241 Difference]: Finished difference. Result has 152 places, 184 transitions, 3247 flow [2021-06-11 18:43:35,314 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=35, PETRI_DIFFERENCE_MINUEND_FLOW=2214, PETRI_DIFFERENCE_MINUEND_PLACES=123, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=137, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=64, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=70, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=3247, PETRI_PLACES=152, PETRI_TRANSITIONS=184} [2021-06-11 18:43:35,314 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 135 predicate places. [2021-06-11 18:43:35,314 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:35,314 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 152 places, 184 transitions, 3247 flow [2021-06-11 18:43:35,314 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 152 places, 184 transitions, 3247 flow [2021-06-11 18:43:35,316 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 152 places, 184 transitions, 3247 flow [2021-06-11 18:43:35,336 INFO L129 PetriNetUnfolder]: 108/254 cut-off events. [2021-06-11 18:43:35,336 INFO L130 PetriNetUnfolder]: For 5739/5739 co-relation queries the response was YES. [2021-06-11 18:43:35,337 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2413 conditions, 254 events. 108/254 cut-off events. For 5739/5739 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 1210 event pairs, 3 based on Foata normal form. 0/253 useless extension candidates. Maximal degree in co-relation 2361. Up to 102 conditions per place. [2021-06-11 18:43:35,339 INFO L151 LiptonReduction]: Number of co-enabled transitions 380 [2021-06-11 18:43:35,350 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:35,350 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:35,350 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 36 [2021-06-11 18:43:35,351 INFO L480 AbstractCegarLoop]: Abstraction has has 152 places, 184 transitions, 3247 flow [2021-06-11 18:43:35,351 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 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) [2021-06-11 18:43:35,351 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:35,351 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:35,551 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:35,551 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:35,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:35,552 INFO L82 PathProgramCache]: Analyzing trace with hash 158063940, now seen corresponding path program 7 times [2021-06-11 18:43:35,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:35,552 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801461964] [2021-06-11 18:43:35,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:35,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:35,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:35,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:35,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:35,586 INFO L142 QuantifierPusher]: treesize reduction 18, result has 35.7 percent of original size [2021-06-11 18:43:35,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:43:35,593 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-06-11 18:43:35,593 INFO L147 QuantifierPusher]: treesize reduction 5, result has 78.3 percent of original size 18 [2021-06-11 18:43:35,607 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-06-11 18:43:35,607 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 18:43:35,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:35,625 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:35,625 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801461964] [2021-06-11 18:43:35,625 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1248986192] [2021-06-11 18:43:35,625 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:35,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:35,637 WARN L261 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-11 18:43:35,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:35,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,650 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:35,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:35,651 INFO L147 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size 14 [2021-06-11 18:43:35,652 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-06-11 18:43:35,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,661 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-06-11 18:43:35,661 INFO L142 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size [2021-06-11 18:43:35,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,670 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:35,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:35,671 INFO L147 QuantifierPusher]: treesize reduction 6, result has 72.7 percent of original size 16 [2021-06-11 18:43:35,672 INFO L142 QuantifierPusher]: treesize reduction 6, result has 72.7 percent of original size [2021-06-11 18:43:35,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:35,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:35,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:35,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:35,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-06-11 18:43:35,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:35,677 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:35,681 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:35,681 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:35,681 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2021-06-11 18:43:35,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:35,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:35,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:35,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:35,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:35,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:35,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:35,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:35,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:35,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-06-11 18:43:35,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:35,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:35,699 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:35,704 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:35,705 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:35,705 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:19 [2021-06-11 18:43:35,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:35,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:35,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:35,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:35,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:35,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:35,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:35,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:35,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:35,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:35,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2021-06-11 18:43:35,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:35,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:35,725 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:35,731 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:35,732 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:35,732 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:24 [2021-06-11 18:43:35,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:35,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:35,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:35,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:43:35,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:35,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:43:35,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:43:35,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:35,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:35,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:35,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:35,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:43:35,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:35,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:35,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:35,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:35,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:35,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-06-11 18:43:35,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 18:43:35,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 18:43:35,759 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:35,766 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:35,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 18:43:35,768 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-11 18:43:35,768 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:30, output treesize:29 [2021-06-11 18:43:35,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:35,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 18:43:35,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:35,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:35,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:35,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-06-11 18:43:35,786 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:35,786 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:35,786 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 14 [2021-06-11 18:43:35,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775521259] [2021-06-11 18:43:35,787 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-11 18:43:35,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:35,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-11 18:43:35,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2021-06-11 18:43:35,787 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 35 [2021-06-11 18:43:35,787 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 184 transitions, 3247 flow. Second operand has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 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) [2021-06-11 18:43:35,787 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:35,787 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 35 [2021-06-11 18:43:35,787 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:35,938 INFO L129 PetriNetUnfolder]: 110/260 cut-off events. [2021-06-11 18:43:35,938 INFO L130 PetriNetUnfolder]: For 6171/6171 co-relation queries the response was YES. [2021-06-11 18:43:35,939 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2729 conditions, 260 events. 110/260 cut-off events. For 6171/6171 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 1254 event pairs, 2 based on Foata normal form. 2/261 useless extension candidates. Maximal degree in co-relation 2675. Up to 186 conditions per place. [2021-06-11 18:43:35,941 INFO L132 encePairwiseOnDemand]: 29/35 looper letters, 122 selfloop transitions, 64 changer transitions 6/195 dead transitions. [2021-06-11 18:43:35,941 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 195 transitions, 3865 flow [2021-06-11 18:43:35,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-11 18:43:35,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-06-11 18:43:35,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 107 transitions. [2021-06-11 18:43:35,942 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2779220779220779 [2021-06-11 18:43:35,942 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 107 transitions. [2021-06-11 18:43:35,942 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 107 transitions. [2021-06-11 18:43:35,942 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:35,942 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 107 transitions. [2021-06-11 18:43:35,942 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 9.727272727272727) internal successors, (107), 11 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:35,942 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 35.0) internal successors, (420), 12 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:35,942 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 35.0) internal successors, (420), 12 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:35,942 INFO L185 Difference]: Start difference. First operand has 152 places, 184 transitions, 3247 flow. Second operand 11 states and 107 transitions. [2021-06-11 18:43:35,942 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 195 transitions, 3865 flow [2021-06-11 18:43:35,962 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 154 places, 195 transitions, 3547 flow, removed 137 selfloop flow, removed 8 redundant places. [2021-06-11 18:43:35,964 INFO L241 Difference]: Finished difference. Result has 156 places, 182 transitions, 3081 flow [2021-06-11 18:43:35,965 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=35, PETRI_DIFFERENCE_MINUEND_FLOW=2977, PETRI_DIFFERENCE_MINUEND_PLACES=144, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=184, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=62, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=120, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=3081, PETRI_PLACES=156, PETRI_TRANSITIONS=182} [2021-06-11 18:43:35,965 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 139 predicate places. [2021-06-11 18:43:35,965 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:35,965 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 156 places, 182 transitions, 3081 flow [2021-06-11 18:43:35,965 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 156 places, 182 transitions, 3081 flow [2021-06-11 18:43:35,966 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 153 places, 182 transitions, 3081 flow [2021-06-11 18:43:35,986 INFO L129 PetriNetUnfolder]: 108/254 cut-off events. [2021-06-11 18:43:35,986 INFO L130 PetriNetUnfolder]: For 5913/5913 co-relation queries the response was YES. [2021-06-11 18:43:35,986 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2350 conditions, 254 events. 108/254 cut-off events. For 5913/5913 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 1224 event pairs, 3 based on Foata normal form. 0/253 useless extension candidates. Maximal degree in co-relation 2296. Up to 98 conditions per place. [2021-06-11 18:43:35,988 INFO L151 LiptonReduction]: Number of co-enabled transitions 376 [2021-06-11 18:43:35,998 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:35,998 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:35,998 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 33 [2021-06-11 18:43:35,998 INFO L480 AbstractCegarLoop]: Abstraction has has 153 places, 182 transitions, 3081 flow [2021-06-11 18:43:35,999 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 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) [2021-06-11 18:43:35,999 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:35,999 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:36,201 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable75 [2021-06-11 18:43:36,202 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:36,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:36,202 INFO L82 PathProgramCache]: Analyzing trace with hash -690558398, now seen corresponding path program 7 times [2021-06-11 18:43:36,202 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:36,202 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44766310] [2021-06-11 18:43:36,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:36,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:36,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:36,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:36,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:36,229 INFO L142 QuantifierPusher]: treesize reduction 23, result has 14.8 percent of original size [2021-06-11 18:43:36,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 18:43:36,233 INFO L142 QuantifierPusher]: treesize reduction 19, result has 47.2 percent of original size [2021-06-11 18:43:36,233 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 18:43:36,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:36,248 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:36,248 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44766310] [2021-06-11 18:43:36,248 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [232488934] [2021-06-11 18:43:36,248 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:36,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-11 18:43:36,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:36,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,270 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:36,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:36,271 INFO L147 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size 16 [2021-06-11 18:43:36,271 INFO L142 QuantifierPusher]: treesize reduction 4, result has 80.0 percent of original size [2021-06-11 18:43:36,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:36,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:36,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:36,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:36,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-06-11 18:43:36,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,277 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:36,280 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:36,281 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:36,281 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2021-06-11 18:43:36,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:36,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:36,300 INFO L142 QuantifierPusher]: treesize reduction 17, result has 63.8 percent of original size [2021-06-11 18:43:36,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:36,302 INFO L147 QuantifierPusher]: treesize reduction 4, result has 85.7 percent of original size 24 [2021-06-11 18:43:36,302 INFO L142 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-06-11 18:43:36,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:36,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:36,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-06-11 18:43:36,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:36,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-11 18:43:36,308 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:36,311 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,312 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:36,312 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:7 [2021-06-11 18:43:36,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:36,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:36,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:36,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:36,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:36,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:36,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:36,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:36,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:36,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:36,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:36,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:36,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:36,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:36,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:36,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:36,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:36,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:36,358 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:36,362 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:36,362 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:36,362 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:43:36,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:36,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:36,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:36,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:36,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:36,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:36,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:43:36,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:36,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:36,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:36,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:36,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:36,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:36,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:43:36,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:36,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:36,385 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:36,390 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:36,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:36,392 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-11 18:43:36,392 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:18, output treesize:17 [2021-06-11 18:43:36,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:36,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:36,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:36,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:36,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:36,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:36,406 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:36,406 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:36,406 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 14 [2021-06-11 18:43:36,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145611653] [2021-06-11 18:43:36,407 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-11 18:43:36,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:36,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-11 18:43:36,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=174, Unknown=0, NotChecked=0, Total=240 [2021-06-11 18:43:36,407 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 35 [2021-06-11 18:43:36,408 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 153 places, 182 transitions, 3081 flow. Second operand has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 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) [2021-06-11 18:43:36,408 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:36,408 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 35 [2021-06-11 18:43:36,408 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:36,720 INFO L129 PetriNetUnfolder]: 107/250 cut-off events. [2021-06-11 18:43:36,720 INFO L130 PetriNetUnfolder]: For 5665/5665 co-relation queries the response was YES. [2021-06-11 18:43:36,721 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2545 conditions, 250 events. 107/250 cut-off events. For 5665/5665 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 1170 event pairs, 0 based on Foata normal form. 5/254 useless extension candidates. Maximal degree in co-relation 2489. Up to 100 conditions per place. [2021-06-11 18:43:36,723 INFO L132 encePairwiseOnDemand]: 29/35 looper letters, 73 selfloop transitions, 124 changer transitions 3/203 dead transitions. [2021-06-11 18:43:36,723 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 203 transitions, 3912 flow [2021-06-11 18:43:36,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-11 18:43:36,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-06-11 18:43:36,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 240 transitions. [2021-06-11 18:43:36,724 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2857142857142857 [2021-06-11 18:43:36,724 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 240 transitions. [2021-06-11 18:43:36,724 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 240 transitions. [2021-06-11 18:43:36,724 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:36,724 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 240 transitions. [2021-06-11 18:43:36,724 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 10.0) internal successors, (240), 24 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) [2021-06-11 18:43:36,725 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 35.0) internal successors, (875), 25 states have internal predecessors, (875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:36,725 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 35.0) internal successors, (875), 25 states have internal predecessors, (875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:36,725 INFO L185 Difference]: Start difference. First operand has 153 places, 182 transitions, 3081 flow. Second operand 24 states and 240 transitions. [2021-06-11 18:43:36,725 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 203 transitions, 3912 flow [2021-06-11 18:43:36,743 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 169 places, 203 transitions, 3774 flow, removed 16 selfloop flow, removed 7 redundant places. [2021-06-11 18:43:36,746 INFO L241 Difference]: Finished difference. Result has 173 places, 187 transitions, 3397 flow [2021-06-11 18:43:36,747 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=35, PETRI_DIFFERENCE_MINUEND_FLOW=2965, PETRI_DIFFERENCE_MINUEND_PLACES=146, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=182, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=116, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=63, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=3397, PETRI_PLACES=173, PETRI_TRANSITIONS=187} [2021-06-11 18:43:36,747 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 156 predicate places. [2021-06-11 18:43:36,747 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:36,747 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 173 places, 187 transitions, 3397 flow [2021-06-11 18:43:36,747 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 173 places, 187 transitions, 3397 flow [2021-06-11 18:43:36,748 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 170 places, 187 transitions, 3397 flow [2021-06-11 18:43:36,768 INFO L129 PetriNetUnfolder]: 107/247 cut-off events. [2021-06-11 18:43:36,768 INFO L130 PetriNetUnfolder]: For 6525/6525 co-relation queries the response was YES. [2021-06-11 18:43:36,769 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2384 conditions, 247 events. 107/247 cut-off events. For 6525/6525 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 1156 event pairs, 2 based on Foata normal form. 0/246 useless extension candidates. Maximal degree in co-relation 2327. Up to 90 conditions per place. [2021-06-11 18:43:36,771 INFO L151 LiptonReduction]: Number of co-enabled transitions 386 [2021-06-11 18:43:36,781 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:36,781 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:36,781 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 34 [2021-06-11 18:43:36,782 INFO L480 AbstractCegarLoop]: Abstraction has has 170 places, 187 transitions, 3397 flow [2021-06-11 18:43:36,782 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 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) [2021-06-11 18:43:36,782 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:36,782 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:36,982 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:36,983 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:36,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:36,983 INFO L82 PathProgramCache]: Analyzing trace with hash -1559685120, now seen corresponding path program 8 times [2021-06-11 18:43:36,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:36,983 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362214800] [2021-06-11 18:43:36,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:37,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,017 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-06-11 18:43:37,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,023 INFO L142 QuantifierPusher]: treesize reduction 14, result has 41.7 percent of original size [2021-06-11 18:43:37,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:43:37,030 INFO L142 QuantifierPusher]: treesize reduction 14, result has 61.1 percent of original size [2021-06-11 18:43:37,030 INFO L147 QuantifierPusher]: treesize reduction 4, result has 81.8 percent of original size 18 [2021-06-11 18:43:37,047 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-06-11 18:43:37,047 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 18:43:37,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:37,078 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:37,078 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362214800] [2021-06-11 18:43:37,078 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1117425943] [2021-06-11 18:43:37,078 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:37,095 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-11 18:43:37,095 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:43:37,095 WARN L261 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-11 18:43:37,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:37,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,128 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:37,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:37,129 INFO L147 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size 14 [2021-06-11 18:43:37,129 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-06-11 18:43:37,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:37,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:37,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:37,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:37,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:37,142 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:37,145 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:37,146 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:37,146 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:43:37,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:37,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:37,156 INFO L142 QuantifierPusher]: treesize reduction 17, result has 62.2 percent of original size [2021-06-11 18:43:37,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,158 INFO L147 QuantifierPusher]: treesize reduction 6, result has 78.6 percent of original size 22 [2021-06-11 18:43:37,158 INFO L142 QuantifierPusher]: treesize reduction 6, result has 78.6 percent of original size [2021-06-11 18:43:37,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:37,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-11 18:43:37,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:37,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-06-11 18:43:37,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:37,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:37,165 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:37,170 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:37,171 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:37,171 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:19 [2021-06-11 18:43:37,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:37,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:37,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:37,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:37,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:37,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:37,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:37,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-11 18:43:37,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:37,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:37,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 24 [2021-06-11 18:43:37,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:37,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-11 18:43:37,192 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:37,198 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:37,199 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:37,199 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:24 [2021-06-11 18:43:37,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:37,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:37,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:37,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:43:37,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:37,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:43:37,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-11 18:43:37,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:43:37,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:37,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:37,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:37,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 32 [2021-06-11 18:43:37,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 18:43:37,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 18:43:37,222 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:37,229 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:37,230 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:37,230 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:29 [2021-06-11 18:43:37,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:37,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:37,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:37,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-11 18:43:37,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:43:37,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-11 18:43:37,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:43:37,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:37,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-06-11 18:43:37,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-06-11 18:43:37,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-06-11 18:43:37,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-06-11 18:43:37,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:37,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:37,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:37,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:37,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:37,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:37,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:37,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 40 [2021-06-11 18:43:37,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 18:43:37,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-06-11 18:43:37,263 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:37,272 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:37,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:43:37,274 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-11 18:43:37,274 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:35, output treesize:34 [2021-06-11 18:43:37,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:37,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:43:37,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:37,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:43:37,295 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:37,295 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:37,295 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 14 [2021-06-11 18:43:37,295 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734669512] [2021-06-11 18:43:37,296 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-11 18:43:37,296 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:37,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-11 18:43:37,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2021-06-11 18:43:37,296 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 35 [2021-06-11 18:43:37,296 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 187 transitions, 3397 flow. Second operand has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 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) [2021-06-11 18:43:37,296 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:37,296 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 35 [2021-06-11 18:43:37,296 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:37,438 INFO L129 PetriNetUnfolder]: 109/251 cut-off events. [2021-06-11 18:43:37,438 INFO L130 PetriNetUnfolder]: For 6136/6136 co-relation queries the response was YES. [2021-06-11 18:43:37,439 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2671 conditions, 251 events. 109/251 cut-off events. For 6136/6136 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 1168 event pairs, 3 based on Foata normal form. 2/252 useless extension candidates. Maximal degree in co-relation 2612. Up to 179 conditions per place. [2021-06-11 18:43:37,441 INFO L132 encePairwiseOnDemand]: 29/35 looper letters, 125 selfloop transitions, 65 changer transitions 6/199 dead transitions. [2021-06-11 18:43:37,441 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 180 places, 199 transitions, 4025 flow [2021-06-11 18:43:37,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-11 18:43:37,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-06-11 18:43:37,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 106 transitions. [2021-06-11 18:43:37,442 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2753246753246753 [2021-06-11 18:43:37,442 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 106 transitions. [2021-06-11 18:43:37,442 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 106 transitions. [2021-06-11 18:43:37,442 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:37,442 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 106 transitions. [2021-06-11 18:43:37,442 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 9.636363636363637) internal successors, (106), 11 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:37,442 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 35.0) internal successors, (420), 12 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:37,442 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 35.0) internal successors, (420), 12 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:37,442 INFO L185 Difference]: Start difference. First operand has 170 places, 187 transitions, 3397 flow. Second operand 11 states and 106 transitions. [2021-06-11 18:43:37,443 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 180 places, 199 transitions, 4025 flow [2021-06-11 18:43:37,463 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 199 transitions, 3623 flow, removed 68 selfloop flow, removed 18 redundant places. [2021-06-11 18:43:37,466 INFO L241 Difference]: Finished difference. Result has 165 places, 188 transitions, 3186 flow [2021-06-11 18:43:37,466 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=35, PETRI_DIFFERENCE_MINUEND_FLOW=3019, PETRI_DIFFERENCE_MINUEND_PLACES=152, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=187, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=61, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=122, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=3186, PETRI_PLACES=165, PETRI_TRANSITIONS=188} [2021-06-11 18:43:37,467 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 148 predicate places. [2021-06-11 18:43:37,467 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:37,467 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 165 places, 188 transitions, 3186 flow [2021-06-11 18:43:37,467 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 165 places, 188 transitions, 3186 flow [2021-06-11 18:43:37,468 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 161 places, 188 transitions, 3186 flow [2021-06-11 18:43:37,486 INFO L129 PetriNetUnfolder]: 107/245 cut-off events. [2021-06-11 18:43:37,487 INFO L130 PetriNetUnfolder]: For 5629/5629 co-relation queries the response was YES. [2021-06-11 18:43:37,487 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2243 conditions, 245 events. 107/245 cut-off events. For 5629/5629 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 1125 event pairs, 3 based on Foata normal form. 0/244 useless extension candidates. Maximal degree in co-relation 2187. Up to 80 conditions per place. [2021-06-11 18:43:37,489 INFO L151 LiptonReduction]: Number of co-enabled transitions 388 [2021-06-11 18:43:37,499 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:37,499 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:37,499 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 32 [2021-06-11 18:43:37,499 INFO L480 AbstractCegarLoop]: Abstraction has has 161 places, 188 transitions, 3186 flow [2021-06-11 18:43:37,499 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 8.0) internal successors, (128), 16 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) [2021-06-11 18:43:37,499 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:37,499 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 1, 1, 1, 1, 1] [2021-06-11 18:43:37,700 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable77 [2021-06-11 18:43:37,701 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:37,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:37,701 INFO L82 PathProgramCache]: Analyzing trace with hash 1842179224, now seen corresponding path program 3 times [2021-06-11 18:43:37,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:37,701 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794912548] [2021-06-11 18:43:37,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:37,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:37,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:37,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:37,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:37,723 INFO L142 QuantifierPusher]: treesize reduction 6, result has 45.5 percent of original size [2021-06-11 18:43:37,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:37,728 INFO L142 QuantifierPusher]: treesize reduction 6, result has 45.5 percent of original size [2021-06-11 18:43:37,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:37,729 INFO L142 QuantifierPusher]: treesize reduction 28, result has 12.5 percent of original size [2021-06-11 18:43:37,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 18:43:37,733 INFO L142 QuantifierPusher]: treesize reduction 28, result has 31.7 percent of original size [2021-06-11 18:43:37,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:37,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:37,747 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:37,747 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794912548] [2021-06-11 18:43:37,747 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1099190827] [2021-06-11 18:43:37,747 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-06-11 18:43:37,767 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-11 18:43:37,768 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:37,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-11 18:43:37,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:37,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,782 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:37,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:37,783 INFO L147 QuantifierPusher]: treesize reduction 6, result has 72.7 percent of original size 16 [2021-06-11 18:43:37,783 INFO L142 QuantifierPusher]: treesize reduction 6, result has 72.7 percent of original size [2021-06-11 18:43:37,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:37,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:37,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:37,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:37,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-06-11 18:43:37,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,788 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:37,792 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,793 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:37,793 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2021-06-11 18:43:37,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,804 INFO L142 QuantifierPusher]: treesize reduction 17, result has 63.8 percent of original size [2021-06-11 18:43:37,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:37,805 INFO L147 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size 20 [2021-06-11 18:43:37,806 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-06-11 18:43:37,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:37,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:37,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:37,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:37,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:43:37,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:37,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:37,811 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:37,816 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:37,817 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:37,817 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:17 [2021-06-11 18:43:37,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:37,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:37,830 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.0 percent of original size [2021-06-11 18:43:37,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:37,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:37,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:37,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:37,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:37,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:37,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:37,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:37,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:37,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:37,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:37,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:37,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:37,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:37,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:37,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:37,880 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:37,884 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:37,884 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:37,884 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:43:37,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:37,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:37,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:37,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:37,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:37,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:37,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-11 18:43:37,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:37,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:37,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-11 18:43:37,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:37,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:37,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:37,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:43:37,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:37,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:37,907 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:37,912 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:37,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:37,913 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-11 18:43:37,914 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:18, output treesize:17 [2021-06-11 18:43:37,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:37,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:37,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:37,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:37,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:37,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:37,928 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:37,929 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:37,929 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 15 [2021-06-11 18:43:37,929 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518728608] [2021-06-11 18:43:37,929 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-11 18:43:37,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:37,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-11 18:43:37,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2021-06-11 18:43:37,929 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 35 [2021-06-11 18:43:37,930 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 188 transitions, 3186 flow. Second operand has 17 states, 17 states have (on average 8.058823529411764) internal successors, (137), 17 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:37,930 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:37,930 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 35 [2021-06-11 18:43:37,930 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:38,172 INFO L129 PetriNetUnfolder]: 140/323 cut-off events. [2021-06-11 18:43:38,172 INFO L130 PetriNetUnfolder]: For 8214/8214 co-relation queries the response was YES. [2021-06-11 18:43:38,173 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3462 conditions, 323 events. 140/323 cut-off events. For 8214/8214 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 1640 event pairs, 3 based on Foata normal form. 8/329 useless extension candidates. Maximal degree in co-relation 3404. Up to 194 conditions per place. [2021-06-11 18:43:38,175 INFO L132 encePairwiseOnDemand]: 28/35 looper letters, 144 selfloop transitions, 103 changer transitions 10/260 dead transitions. [2021-06-11 18:43:38,175 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 181 places, 260 transitions, 5358 flow [2021-06-11 18:43:38,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-11 18:43:38,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-06-11 18:43:38,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 214 transitions. [2021-06-11 18:43:38,176 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.291156462585034 [2021-06-11 18:43:38,176 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 214 transitions. [2021-06-11 18:43:38,176 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 214 transitions. [2021-06-11 18:43:38,176 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:38,177 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 214 transitions. [2021-06-11 18:43:38,177 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 10.19047619047619) internal successors, (214), 21 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:38,177 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 35.0) internal successors, (770), 22 states have internal predecessors, (770), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:38,178 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 35.0) internal successors, (770), 22 states have internal predecessors, (770), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:38,178 INFO L185 Difference]: Start difference. First operand has 161 places, 188 transitions, 3186 flow. Second operand 21 states and 214 transitions. [2021-06-11 18:43:38,178 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 181 places, 260 transitions, 5358 flow [2021-06-11 18:43:38,203 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 169 places, 260 transitions, 5005 flow, removed 25 selfloop flow, removed 12 redundant places. [2021-06-11 18:43:38,207 INFO L241 Difference]: Finished difference. Result has 178 places, 237 transitions, 4208 flow [2021-06-11 18:43:38,207 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=35, PETRI_DIFFERENCE_MINUEND_FLOW=2924, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=188, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=58, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=4208, PETRI_PLACES=178, PETRI_TRANSITIONS=237} [2021-06-11 18:43:38,207 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 161 predicate places. [2021-06-11 18:43:38,207 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:38,207 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 178 places, 237 transitions, 4208 flow [2021-06-11 18:43:38,207 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 178 places, 237 transitions, 4208 flow [2021-06-11 18:43:38,209 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 178 places, 237 transitions, 4208 flow [2021-06-11 18:43:38,236 INFO L129 PetriNetUnfolder]: 136/317 cut-off events. [2021-06-11 18:43:38,236 INFO L130 PetriNetUnfolder]: For 8361/8361 co-relation queries the response was YES. [2021-06-11 18:43:38,237 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3125 conditions, 317 events. 136/317 cut-off events. For 8361/8361 co-relation queries the response was YES. Maximal size of possible extension queue 37. Compared 1587 event pairs, 6 based on Foata normal form. 0/316 useless extension candidates. Maximal degree in co-relation 3064. Up to 116 conditions per place. [2021-06-11 18:43:38,239 INFO L151 LiptonReduction]: Number of co-enabled transitions 486 [2021-06-11 18:43:38,257 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:38,257 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:38,257 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 50 [2021-06-11 18:43:38,258 INFO L480 AbstractCegarLoop]: Abstraction has has 178 places, 237 transitions, 4208 flow [2021-06-11 18:43:38,258 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 8.058823529411764) internal successors, (137), 17 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:38,258 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:38,258 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 2, 1, 1, 1, 1, 1] [2021-06-11 18:43:38,459 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable78 [2021-06-11 18:43:38,460 INFO L428 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:38,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:38,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1842173514, now seen corresponding path program 5 times [2021-06-11 18:43:38,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:38,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300828969] [2021-06-11 18:43:38,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:38,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:38,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:38,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:38,480 INFO L142 QuantifierPusher]: treesize reduction 6, result has 45.5 percent of original size [2021-06-11 18:43:38,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:38,484 INFO L142 QuantifierPusher]: treesize reduction 6, result has 45.5 percent of original size [2021-06-11 18:43:38,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:38,485 INFO L142 QuantifierPusher]: treesize reduction 20, result has 16.7 percent of original size [2021-06-11 18:43:38,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 18:43:38,489 INFO L142 QuantifierPusher]: treesize reduction 20, result has 45.9 percent of original size [2021-06-11 18:43:38,490 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 18:43:38,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:38,506 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:38,506 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300828969] [2021-06-11 18:43:38,506 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1081201177] [2021-06-11 18:43:38,506 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 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:38,523 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-06-11 18:43:38,524 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:43:38,524 WARN L261 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-11 18:43:38,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:38,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,536 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:38,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:38,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:38,537 INFO L147 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size 14 [2021-06-11 18:43:38,537 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-06-11 18:43:38,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:38,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:38,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:38,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:38,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:38,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:38,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:38,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:38,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:38,543 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:38,546 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:38,547 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:38,547 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:43:38,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:38,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:38,557 INFO L142 QuantifierPusher]: treesize reduction 17, result has 62.2 percent of original size [2021-06-11 18:43:38,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:38,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:38,559 INFO L147 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size 20 [2021-06-11 18:43:38,559 INFO L142 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size [2021-06-11 18:43:38,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:38,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:38,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:38,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:38,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:38,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:38,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:43:38,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:38,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:38,564 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:38,569 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:38,581 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:38,581 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:17 [2021-06-11 18:43:38,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:38,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:38,593 INFO L142 QuantifierPusher]: treesize reduction 3, result has 94.0 percent of original size [2021-06-11 18:43:38,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:38,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:38,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-06-11 18:43:38,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:38,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:38,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-11 18:43:38,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,610 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-06-11 18:43:38,610 INFO L142 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size [2021-06-11 18:43:38,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,622 INFO L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-06-11 18:43:38,622 INFO L142 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size [2021-06-11 18:43:38,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:38,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:38,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:38,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:38,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:38,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:38,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:38,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:38,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:38,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:38,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:38,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:38,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:38,639 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:38,643 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:38,643 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:38,644 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:43:38,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:38,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:38,656 INFO L142 QuantifierPusher]: treesize reduction 17, result has 62.2 percent of original size [2021-06-11 18:43:38,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:38,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:38,657 INFO L147 QuantifierPusher]: treesize reduction 4, result has 83.3 percent of original size 20 [2021-06-11 18:43:38,657 INFO L142 QuantifierPusher]: treesize reduction 4, result has 84.0 percent of original size [2021-06-11 18:43:38,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:38,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:38,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:38,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:38,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:38,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:38,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:43:38,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:38,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:38,666 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:38,671 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:38,672 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:38,672 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2021-06-11 18:43:38,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:38,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:38,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:38,686 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:38,686 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:38,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 15 [2021-06-11 18:43:38,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657135643] [2021-06-11 18:43:38,687 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-11 18:43:38,687 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:38,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-11 18:43:38,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2021-06-11 18:43:38,687 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 35 [2021-06-11 18:43:38,687 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 178 places, 237 transitions, 4208 flow. Second operand has 17 states, 17 states have (on average 8.058823529411764) internal successors, (137), 17 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:38,687 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:38,687 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 35 [2021-06-11 18:43:38,687 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:38,948 INFO L129 PetriNetUnfolder]: 132/311 cut-off events. [2021-06-11 18:43:38,948 INFO L130 PetriNetUnfolder]: For 8204/8204 co-relation queries the response was YES. [2021-06-11 18:43:38,950 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3348 conditions, 311 events. 132/311 cut-off events. For 8204/8204 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 1565 event pairs, 0 based on Foata normal form. 10/320 useless extension candidates. Maximal degree in co-relation 3285. Up to 193 conditions per place. [2021-06-11 18:43:38,952 INFO L132 encePairwiseOnDemand]: 28/35 looper letters, 118 selfloop transitions, 111 changer transitions 22/254 dead transitions. [2021-06-11 18:43:38,952 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 196 places, 254 transitions, 5193 flow [2021-06-11 18:43:38,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-11 18:43:38,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-06-11 18:43:38,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 192 transitions. [2021-06-11 18:43:38,953 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2887218045112782 [2021-06-11 18:43:38,953 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 192 transitions. [2021-06-11 18:43:38,953 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 192 transitions. [2021-06-11 18:43:38,953 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:38,953 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 192 transitions. [2021-06-11 18:43:38,953 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 10.105263157894736) internal successors, (192), 19 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:38,954 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 35.0) internal successors, (700), 20 states have internal predecessors, (700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:38,954 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 35.0) internal successors, (700), 20 states have internal predecessors, (700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:38,954 INFO L185 Difference]: Start difference. First operand has 178 places, 237 transitions, 4208 flow. Second operand 19 states and 192 transitions. [2021-06-11 18:43:38,954 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 196 places, 254 transitions, 5193 flow [2021-06-11 18:43:38,987 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 190 places, 254 transitions, 4967 flow, removed 97 selfloop flow, removed 6 redundant places. [2021-06-11 18:43:38,991 INFO L241 Difference]: Finished difference. Result has 197 places, 231 transitions, 4146 flow [2021-06-11 18:43:38,992 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=35, PETRI_DIFFERENCE_MINUEND_FLOW=4018, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=237, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=108, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=4146, PETRI_PLACES=197, PETRI_TRANSITIONS=231} [2021-06-11 18:43:38,992 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 180 predicate places. [2021-06-11 18:43:38,992 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:38,992 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 197 places, 231 transitions, 4146 flow [2021-06-11 18:43:38,992 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 197 places, 231 transitions, 4146 flow [2021-06-11 18:43:38,994 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 191 places, 231 transitions, 4146 flow [2021-06-11 18:43:39,025 INFO L129 PetriNetUnfolder]: 123/287 cut-off events. [2021-06-11 18:43:39,026 INFO L130 PetriNetUnfolder]: For 8081/8081 co-relation queries the response was YES. [2021-06-11 18:43:39,027 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2822 conditions, 287 events. 123/287 cut-off events. For 8081/8081 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 1405 event pairs, 3 based on Foata normal form. 0/286 useless extension candidates. Maximal degree in co-relation 2756. Up to 91 conditions per place. [2021-06-11 18:43:39,029 INFO L151 LiptonReduction]: Number of co-enabled transitions 474 [2021-06-11 18:43:39,046 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:39,046 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:39,046 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 54 [2021-06-11 18:43:39,047 INFO L480 AbstractCegarLoop]: Abstraction has has 191 places, 231 transitions, 4146 flow [2021-06-11 18:43:39,047 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 8.058823529411764) internal successors, (137), 17 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:39,047 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:39,047 INFO L263 CegarLoopForPetriNet]: trace histogram [4, 2, 1, 1, 1, 1, 1] [2021-06-11 18:43:39,260 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable79 [2021-06-11 18:43:39,261 INFO L428 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:39,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:39,261 INFO L82 PathProgramCache]: Analyzing trace with hash 971888006, now seen corresponding path program 6 times [2021-06-11 18:43:39,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:39,261 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569390561] [2021-06-11 18:43:39,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-11 18:43:39,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:39,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:39,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:39,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:39,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:39,292 INFO L142 QuantifierPusher]: treesize reduction 20, result has 16.7 percent of original size [2021-06-11 18:43:39,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-06-11 18:43:39,298 INFO L142 QuantifierPusher]: treesize reduction 20, result has 45.9 percent of original size [2021-06-11 18:43:39,298 INFO L147 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size 13 [2021-06-11 18:43:39,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:39,316 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:39,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569390561] [2021-06-11 18:43:39,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1310900616] [2021-06-11 18:43:39,316 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 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:39,328 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-11 18:43:39,328 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-11 18:43:39,329 WARN L261 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-11 18:43:39,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-11 18:43:39,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,347 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:39,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:39,348 INFO L147 QuantifierPusher]: treesize reduction 6, result has 72.7 percent of original size 16 [2021-06-11 18:43:39,348 INFO L142 QuantifierPusher]: treesize reduction 6, result has 73.9 percent of original size [2021-06-11 18:43:39,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:39,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:39,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:39,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:39,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,370 INFO L142 QuantifierPusher]: treesize reduction 17, result has 57.5 percent of original size [2021-06-11 18:43:39,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-06-11 18:43:39,371 INFO L147 QuantifierPusher]: treesize reduction 6, result has 72.7 percent of original size 16 [2021-06-11 18:43:39,371 INFO L142 QuantifierPusher]: treesize reduction 6, result has 73.9 percent of original size [2021-06-11 18:43:39,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:39,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:39,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-11 18:43:39,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:39,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-11 18:43:39,393 INFO L142 QuantifierPusher]: treesize reduction 3, result has 92.5 percent of original size [2021-06-11 18:43:39,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:39,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:39,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:39,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:39,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-06-11 18:43:39,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-11 18:43:39,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-06-11 18:43:39,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:39,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-06-11 18:43:39,402 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:39,406 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:39,406 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:39,406 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2021-06-11 18:43:39,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:39,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:39,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:39,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:39,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:39,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:39,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:39,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-06-11 18:43:39,433 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-06-11 18:43:39,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 18 [2021-06-11 18:43:39,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:39,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-06-11 18:43:39,434 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:39,441 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:39,442 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-11 18:43:39,442 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:21 [2021-06-11 18:43:39,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:39,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:39,458 INFO L142 QuantifierPusher]: treesize reduction 17, result has 68.5 percent of original size [2021-06-11 18:43:39,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-11 18:43:39,459 INFO L147 QuantifierPusher]: treesize reduction 6, result has 83.8 percent of original size 31 [2021-06-11 18:43:39,460 INFO L142 QuantifierPusher]: treesize reduction 6, result has 84.2 percent of original size [2021-06-11 18:43:39,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:39,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:39,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,461 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-06-11 18:43:39,462 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-06-11 18:43:39,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-06-11 18:43:39,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-06-11 18:43:39,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-06-11 18:43:39,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-06-11 18:43:39,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-11 18:43:39,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-11 18:43:39,474 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-06-11 18:43:39,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 22 [2021-06-11 18:43:39,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:39,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-11 18:43:39,475 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:39,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2021-06-11 18:43:39,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:39,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-06-11 18:43:39,480 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-11 18:43:39,502 INFO L628 ElimStorePlain]: treesize reduction 3, result has 91.9 percent of original size [2021-06-11 18:43:39,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 18:43:39,502 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-11 18:43:39,502 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:39, output treesize:34 [2021-06-11 18:43:39,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 18:43:39,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-11 18:43:39,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-11 18:43:39,522 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-11 18:43:39,523 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-11 18:43:39,523 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 16 [2021-06-11 18:43:39,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201002311] [2021-06-11 18:43:39,523 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-11 18:43:39,523 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-11 18:43:39,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-11 18:43:39,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=237, Unknown=0, NotChecked=0, Total=306 [2021-06-11 18:43:39,523 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 7 out of 35 [2021-06-11 18:43:39,523 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 191 places, 231 transitions, 4146 flow. Second operand has 18 states, 18 states have (on average 8.0) internal successors, (144), 18 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) [2021-06-11 18:43:39,523 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-06-11 18:43:39,524 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 7 of 35 [2021-06-11 18:43:39,524 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-06-11 18:43:39,895 INFO L129 PetriNetUnfolder]: 149/360 cut-off events. [2021-06-11 18:43:39,895 INFO L130 PetriNetUnfolder]: For 12329/12329 co-relation queries the response was YES. [2021-06-11 18:43:39,896 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4090 conditions, 360 events. 149/360 cut-off events. For 12329/12329 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 1979 event pairs, 0 based on Foata normal form. 13/371 useless extension candidates. Maximal degree in co-relation 4022. Up to 185 conditions per place. [2021-06-11 18:43:39,899 INFO L132 encePairwiseOnDemand]: 28/35 looper letters, 136 selfloop transitions, 133 changer transitions 27/299 dead transitions. [2021-06-11 18:43:39,899 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 210 places, 299 transitions, 6486 flow [2021-06-11 18:43:39,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-11 18:43:39,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-06-11 18:43:39,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 198 transitions. [2021-06-11 18:43:39,900 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.28285714285714286 [2021-06-11 18:43:39,900 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 198 transitions. [2021-06-11 18:43:39,900 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 198 transitions. [2021-06-11 18:43:39,900 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-06-11 18:43:39,900 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 198 transitions. [2021-06-11 18:43:39,900 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 9.9) internal successors, (198), 20 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:39,901 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 35.0) internal successors, (735), 21 states have internal predecessors, (735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:39,901 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 35.0) internal successors, (735), 21 states have internal predecessors, (735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-11 18:43:39,901 INFO L185 Difference]: Start difference. First operand has 191 places, 231 transitions, 4146 flow. Second operand 20 states and 198 transitions. [2021-06-11 18:43:39,901 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 210 places, 299 transitions, 6486 flow [2021-06-11 18:43:39,939 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 196 places, 299 transitions, 6103 flow, removed 158 selfloop flow, removed 14 redundant places. [2021-06-11 18:43:39,944 INFO L241 Difference]: Finished difference. Result has 203 places, 253 transitions, 4823 flow [2021-06-11 18:43:39,944 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=35, PETRI_DIFFERENCE_MINUEND_FLOW=3896, PETRI_DIFFERENCE_MINUEND_PLACES=177, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=231, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=99, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=4823, PETRI_PLACES=203, PETRI_TRANSITIONS=253} [2021-06-11 18:43:39,944 INFO L343 CegarLoopForPetriNet]: 17 programPoint places, 186 predicate places. [2021-06-11 18:43:39,944 INFO L173 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-06-11 18:43:39,944 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 203 places, 253 transitions, 4823 flow [2021-06-11 18:43:39,944 INFO L138 LiptonReduction]: Starting Lipton reduction on Petri net that has 203 places, 253 transitions, 4823 flow [2021-06-11 18:43:39,946 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 192 places, 253 transitions, 4823 flow [2021-06-11 18:43:39,975 INFO L129 PetriNetUnfolder]: 142/331 cut-off events. [2021-06-11 18:43:39,975 INFO L130 PetriNetUnfolder]: For 9669/9669 co-relation queries the response was YES. [2021-06-11 18:43:39,976 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3449 conditions, 331 events. 142/331 cut-off events. For 9669/9669 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 1690 event pairs, 4 based on Foata normal form. 0/331 useless extension candidates. Maximal degree in co-relation 3381. Up to 102 conditions per place. [2021-06-11 18:43:39,979 INFO L151 LiptonReduction]: Number of co-enabled transitions 516 [2021-06-11 18:43:40,006 INFO L163 LiptonReduction]: Checked pairs total: 0 [2021-06-11 18:43:40,006 INFO L165 LiptonReduction]: Total number of compositions: 0 [2021-06-11 18:43:40,006 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 62 [2021-06-11 18:43:40,007 INFO L480 AbstractCegarLoop]: Abstraction has has 192 places, 253 transitions, 4823 flow [2021-06-11 18:43:40,007 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 8.0) internal successors, (144), 18 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) [2021-06-11 18:43:40,007 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-06-11 18:43:40,007 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-11 18:43:40,207 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-11 18:43:40,207 INFO L428 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr1INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2021-06-11 18:43:40,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-11 18:43:40,208 INFO L82 PathProgramCache]: Analyzing trace with hash 70296701, now seen corresponding path program 1 times [2021-06-11 18:43:40,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-11 18:43:40,208 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220502109] [2021-06-11 18:43:40,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-11 18:43:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 18:43:40,211 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 18:43:40,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-11 18:43:40,213 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-11 18:43:40,220 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-11 18:43:40,220 INFO L634 BasicCegarLoop]: Counterexample might be feasible [2021-06-11 18:43:40,221 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2021-06-11 18:43:40,233 INFO L202 PluginConnector]: Adding new model array_even_odd_modified_unsafe.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.06 06:43:40 BasicIcfg [2021-06-11 18:43:40,233 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-11 18:43:40,233 INFO L168 Benchmark]: Toolchain (without parser) took 70856.22 ms. Allocated memory was 343.9 MB in the beginning and 413.1 MB in the end (delta: 69.2 MB). Free memory was 323.4 MB in the beginning and 378.5 MB in the end (delta: -55.2 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.0 GB. [2021-06-11 18:43:40,233 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.51 ms. Allocated memory is still 343.9 MB. Free memory was 324.5 MB in the beginning and 324.4 MB in the end (delta: 136.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-11 18:43:40,233 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.06 ms. Allocated memory is still 343.9 MB. Free memory was 323.4 MB in the beginning and 321.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 18:43:40,233 INFO L168 Benchmark]: Boogie Preprocessor took 13.55 ms. Allocated memory is still 343.9 MB. Free memory was 321.9 MB in the beginning and 321.0 MB in the end (delta: 871.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-11 18:43:40,234 INFO L168 Benchmark]: RCFGBuilder took 200.73 ms. Allocated memory is still 343.9 MB. Free memory was 320.8 MB in the beginning and 311.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.0 GB. [2021-06-11 18:43:40,234 INFO L168 Benchmark]: TraceAbstraction took 70616.35 ms. Allocated memory was 343.9 MB in the beginning and 413.1 MB in the end (delta: 69.2 MB). Free memory was 310.8 MB in the beginning and 378.5 MB in the end (delta: -67.8 MB). Peak memory consumption was 3.5 MB. Max. memory is 16.0 GB. [2021-06-11 18:43:40,234 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 0.51 ms. Allocated memory is still 343.9 MB. Free memory was 324.5 MB in the beginning and 324.4 MB in the end (delta: 136.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 21.06 ms. Allocated memory is still 343.9 MB. Free memory was 323.4 MB in the beginning and 321.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 13.55 ms. Allocated memory is still 343.9 MB. Free memory was 321.9 MB in the beginning and 321.0 MB in the end (delta: 871.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 200.73 ms. Allocated memory is still 343.9 MB. Free memory was 320.8 MB in the beginning and 311.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 70616.35 ms. Allocated memory was 343.9 MB in the beginning and 413.1 MB in the end (delta: 69.2 MB). Free memory was 310.8 MB in the beginning and 378.5 MB in the end (delta: -67.8 MB). Peak memory consumption was 3.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 553.5ms, 24 PlacesBefore, 17 PlacesAfterwards, 20 TransitionsBefore, 12 TransitionsAfterwards, 156 CoEnabledTransitionPairs, 4 FixpointIterations, 1 TrivialSequentialCompositions, 10 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 1 ChoiceCompositions, 12 TotalNumberOfCompositions, 240 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 180, positive: 158, positive conditional: 158, positive unconditional: 0, negative: 22, negative conditional: 22, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 180, positive: 158, positive conditional: 0, positive unconditional: 158, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 180, positive: 158, positive conditional: 0, positive unconditional: 158, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 113, positive: 102, positive conditional: 0, positive unconditional: 102, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 113, positive: 100, positive conditional: 0, positive unconditional: 100, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 1, unknown conditional: 0, unknown unconditional: 1] , SemanticIndependenceRelation.Query Time [ms]: [ total: 183, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 161, negative conditional: 0, negative unconditional: 161, unknown: 10, unknown conditional: 0, unknown unconditional: 10] ], Cache Queries: [ total: 180, positive: 56, positive conditional: 0, positive unconditional: 56, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 113, unknown conditional: 0, unknown unconditional: 113] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 11.5ms, 16 PlacesBefore, 16 PlacesAfterwards, 12 TransitionsBefore, 12 TransitionsAfterwards, 30 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6.5ms, 18 PlacesBefore, 18 PlacesAfterwards, 14 TransitionsBefore, 14 TransitionsAfterwards, 26 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6.4ms, 24 PlacesBefore, 24 PlacesAfterwards, 22 TransitionsBefore, 22 TransitionsAfterwards, 46 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 15.9ms, 29 PlacesBefore, 29 PlacesAfterwards, 24 TransitionsBefore, 24 TransitionsAfterwards, 50 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 22.0ms, 46 PlacesBefore, 45 PlacesAfterwards, 44 TransitionsBefore, 44 TransitionsAfterwards, 96 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 11.1ms, 50 PlacesBefore, 47 PlacesAfterwards, 43 TransitionsBefore, 43 TransitionsAfterwards, 94 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 14.2ms, 54 PlacesBefore, 52 PlacesAfterwards, 45 TransitionsBefore, 45 TransitionsAfterwards, 98 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 12.3ms, 52 PlacesBefore, 51 PlacesAfterwards, 47 TransitionsBefore, 47 TransitionsAfterwards, 102 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 23.6ms, 67 PlacesBefore, 67 PlacesAfterwards, 69 TransitionsBefore, 69 TransitionsAfterwards, 148 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 14.3ms, 72 PlacesBefore, 68 PlacesAfterwards, 66 TransitionsBefore, 66 TransitionsAfterwards, 142 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 17.8ms, 71 PlacesBefore, 68 PlacesAfterwards, 69 TransitionsBefore, 69 TransitionsAfterwards, 150 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 14.4ms, 73 PlacesBefore, 68 PlacesAfterwards, 67 TransitionsBefore, 67 TransitionsAfterwards, 144 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 14.8ms, 73 PlacesBefore, 72 PlacesAfterwards, 69 TransitionsBefore, 69 TransitionsAfterwards, 148 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 42.4ms, 77 PlacesBefore, 76 PlacesAfterwards, 71 TransitionsBefore, 71 TransitionsAfterwards, 152 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 18.0ms, 94 PlacesBefore, 78 PlacesAfterwards, 76 TransitionsBefore, 76 TransitionsAfterwards, 160 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 22.0ms, 83 PlacesBefore, 82 PlacesAfterwards, 95 TransitionsBefore, 95 TransitionsAfterwards, 202 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 23.3ms, 99 PlacesBefore, 96 PlacesAfterwards, 100 TransitionsBefore, 100 TransitionsAfterwards, 212 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 102, Positive conditional cache size: 0, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 46.4ms, 99 PlacesBefore, 98 PlacesAfterwards, 101 TransitionsBefore, 101 TransitionsAfterwards, 214 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 1 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 103, Positive conditional cache size: 1, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 25.2ms, 108 PlacesBefore, 103 PlacesAfterwards, 105 TransitionsBefore, 105 TransitionsAfterwards, 222 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 103, Positive conditional cache size: 1, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 25.2ms, 121 PlacesBefore, 120 PlacesAfterwards, 126 TransitionsBefore, 126 TransitionsAfterwards, 266 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 103, Positive conditional cache size: 1, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 21.3ms, 125 PlacesBefore, 121 PlacesAfterwards, 122 TransitionsBefore, 122 TransitionsAfterwards, 258 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 103, Positive conditional cache size: 1, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 21.6ms, 125 PlacesBefore, 121 PlacesAfterwards, 121 TransitionsBefore, 121 TransitionsAfterwards, 256 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 103, Positive conditional cache size: 1, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 29.7ms, 140 PlacesBefore, 139 PlacesAfterwards, 142 TransitionsBefore, 142 TransitionsAfterwards, 298 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 103, Positive conditional cache size: 1, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 26.4ms, 138 PlacesBefore, 135 PlacesAfterwards, 140 TransitionsBefore, 140 TransitionsAfterwards, 294 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 103, Positive conditional cache size: 1, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 26.8ms, 144 PlacesBefore, 144 PlacesAfterwards, 142 TransitionsBefore, 142 TransitionsAfterwards, 298 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 103, Positive conditional cache size: 1, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 25.8ms, 142 PlacesBefore, 134 PlacesAfterwards, 137 TransitionsBefore, 137 TransitionsAfterwards, 288 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 103, Positive conditional cache size: 1, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 35.7ms, 152 PlacesBefore, 152 PlacesAfterwards, 184 TransitionsBefore, 184 TransitionsAfterwards, 380 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 103, Positive conditional cache size: 1, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 33.1ms, 156 PlacesBefore, 153 PlacesAfterwards, 182 TransitionsBefore, 182 TransitionsAfterwards, 376 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 103, Positive conditional cache size: 1, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 34.4ms, 173 PlacesBefore, 170 PlacesAfterwards, 187 TransitionsBefore, 187 TransitionsAfterwards, 386 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 103, Positive conditional cache size: 1, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 31.9ms, 165 PlacesBefore, 161 PlacesAfterwards, 188 TransitionsBefore, 188 TransitionsAfterwards, 388 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 103, Positive conditional cache size: 1, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 49.9ms, 178 PlacesBefore, 178 PlacesAfterwards, 237 TransitionsBefore, 237 TransitionsAfterwards, 486 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 103, Positive conditional cache size: 1, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 53.8ms, 197 PlacesBefore, 191 PlacesAfterwards, 231 TransitionsBefore, 231 TransitionsAfterwards, 474 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 103, Positive conditional cache size: 1, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 61.9ms, 203 PlacesBefore, 192 PlacesAfterwards, 253 TransitionsBefore, 253 TransitionsAfterwards, 516 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 114, Positive cache size: 103, Positive conditional cache size: 1, Positive unconditional cache size: 102, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Eliminated conditions: 0 - CounterExampleResult [Line: 22]: assertion can be violated assertion can be violated We found a FailurePath: [L11] 0 i := 0; [L12] 0 j := 1; VAL [i=0, j=1] [L13] FORK 0 fork 1 foo(); VAL [i=0, j=1] [L21] 1 a[i] := 0; [L22] 1 assert a[i] == 0; [L23] 1 i := i + 2; [L24] COND FALSE 1 !(i == 6) VAL [i=2, j=1] [L21] 1 a[i] := 0; [L22] 1 assert a[i] == 0; [L23] 1 i := i + 2; [L24] COND FALSE 1 !(i == 6) VAL [i=4, j=1] [L14] FORK 0 fork 2 bar(); VAL [i=4, j=1] [L34] 2 a[j] := 1; [L35] 2 assert a[j] == 1; [L36] 2 j := j + 2; VAL [i=4, j=3] [L21] 1 a[i] := 0; [L22] 1 assert a[i] == 0; [L23] 1 i := i + 2; [L24] COND TRUE 1 i == 6 [L25] 1 i := i + 1; VAL [i=7, j=3] [L34] 2 a[j] := 1; [L35] 2 assert a[j] == 1; [L36] 2 j := j + 2; [L34] 2 a[j] := 1; [L35] 2 assert a[j] == 1; [L36] 2 j := j + 2; VAL [i=7, j=7] [L21] 1 a[i] := 0; VAL [i=7, j=7] [L34] 2 a[j] := 1; VAL [i=7, j=7] [L22] 1 assert a[i] == 0; VAL [i=7, j=7] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 20 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 3.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 70505.7ms, OverallIterations: 34, TraceHistogramMax: 4, EmptinessCheckTime: 0.0ms, AutomataDifference: 50207.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 627.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 116 SDtfs, 296 SDslu, 0 SDs, 0 SdLazy, 4621 SolverSat, 544 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2208.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 564 GetRequests, 63 SyntacticMatches, 4 SemanticMatches, 497 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2212 ImplicationChecksByTransitivity, 53186.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=4823occurred in iteration=33, InterpolantAutomatonStates: 426, 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: 68.3ms SsaConstructionTime, 213.8ms SatisfiabilityAnalysisTime, 12083.4ms InterpolantComputationTime, 549 NumberOfCodeBlocks, 549 NumberOfCodeBlocksAsserted, 88 NumberOfCheckSat, 477 ConstructedInterpolants, 20 QuantifiedInterpolants, 6019 SizeOfPredicates, 41 NumberOfNonLiveVariables, 527 ConjunctsInSsa, 273 ConjunctsInUnsatCore, 61 InterpolantComputations, 7 PerfectInterpolantSequences, 27/257 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 proved your program to be incorrect! Received shutdown request...