/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-Sleep-SemanticLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-fun.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-13 03:09:48,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-13 03:09:48,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-13 03:09:48,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-13 03:09:48,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-13 03:09:48,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-13 03:09:48,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-13 03:09:48,516 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-13 03:09:48,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-13 03:09:48,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-13 03:09:48,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-13 03:09:48,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-13 03:09:48,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-13 03:09:48,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-13 03:09:48,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-13 03:09:48,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-13 03:09:48,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-13 03:09:48,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-13 03:09:48,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-13 03:09:48,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-13 03:09:48,545 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-Sleep-SemanticLbe-Delay.epf [2021-03-13 03:09:48,572 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-13 03:09:48,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-13 03:09:48,573 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-13 03:09:48,573 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-13 03:09:48,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-13 03:09:48,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-13 03:09:48,575 INFO L138 SettingsManager]: * Use SBE=true [2021-03-13 03:09:48,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-13 03:09:48,576 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-13 03:09:48,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-13 03:09:48,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-13 03:09:48,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-13 03:09:48,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-13 03:09:48,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-13 03:09:48,577 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-13 03:09:48,577 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-13 03:09:48,577 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-13 03:09:48,577 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-13 03:09:48,577 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-13 03:09:48,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-13 03:09:48,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-13 03:09:48,578 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-13 03:09:48,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-13 03:09:48,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-13 03:09:48,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-13 03:09:48,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-13 03:09:48,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-13 03:09:48,578 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-13 03:09:48,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-13 03:09:48,579 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-13 03:09:48,579 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-13 03:09:48,579 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-13 03:09:48,579 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-13 03:09:48,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-13 03:09:48,861 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-13 03:09:48,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-13 03:09:48,863 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-13 03:09:48,865 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-13 03:09:48,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-fun.wvr.bpl [2021-03-13 03:09:48,865 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/min-fun.wvr.bpl' [2021-03-13 03:09:48,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-13 03:09:48,937 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-13 03:09:48,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-13 03:09:48,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-13 03:09:48,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-13 03:09:48,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:09:48" (1/1) ... [2021-03-13 03:09:48,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:09:48" (1/1) ... [2021-03-13 03:09:48,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-13 03:09:48,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-13 03:09:48,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-13 03:09:48,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-13 03:09:48,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:09:48" (1/1) ... [2021-03-13 03:09:48,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:09:48" (1/1) ... [2021-03-13 03:09:48,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:09:48" (1/1) ... [2021-03-13 03:09:48,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:09:48" (1/1) ... [2021-03-13 03:09:48,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:09:48" (1/1) ... [2021-03-13 03:09:48,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:09:48" (1/1) ... [2021-03-13 03:09:48,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:09:48" (1/1) ... [2021-03-13 03:09:48,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-13 03:09:48,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-13 03:09:48,978 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-13 03:09:48,979 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-13 03:09:48,980 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:09:48" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-13 03:09:49,022 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-13 03:09:49,023 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-13 03:09:49,023 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-13 03:09:49,023 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-13 03:09:49,023 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-13 03:09:49,023 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-13 03:09:49,023 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-13 03:09:49,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-13 03:09:49,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-13 03:09:49,023 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-13 03:09:49,023 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-13 03:09:49,023 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-13 03:09:49,024 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-13 03:09:49,176 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-13 03:09:49,176 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-13 03:09:49,177 INFO L202 PluginConnector]: Adding new model min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 03:09:49 BoogieIcfgContainer [2021-03-13 03:09:49,177 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-13 03:09:49,178 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-13 03:09:49,178 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-13 03:09:49,180 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-13 03:09:49,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 13.03 03:09:48" (1/2) ... [2021-03-13 03:09:49,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@524fff9c and model type min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.03 03:09:49, skipping insertion in model container [2021-03-13 03:09:49,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.03 03:09:49" (2/2) ... [2021-03-13 03:09:49,181 INFO L111 eAbstractionObserver]: Analyzing ICFG min-fun.wvr.bpl [2021-03-13 03:09:49,185 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-13 03:09:49,185 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-13 03:09:49,199 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-13 03:09:49,200 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-13 03:09:49,230 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-13 03:09:49,249 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-13 03:09:49,284 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-13 03:09:49,284 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-13 03:09:49,285 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-13 03:09:49,285 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-13 03:09:49,285 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-13 03:09:49,285 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-13 03:09:49,285 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-13 03:09:49,285 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-13 03:09:49,292 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-13 03:09:49,292 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 36 places, 29 transitions, 82 flow [2021-03-13 03:09:49,294 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 36 places, 29 transitions, 82 flow [2021-03-13 03:09:49,295 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 36 places, 29 transitions, 82 flow [2021-03-13 03:09:49,325 INFO L129 PetriNetUnfolder]: 3/26 cut-off events. [2021-03-13 03:09:49,325 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-13 03:09:49,328 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39 conditions, 26 events. 3/26 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 35 event pairs, 0 based on Foata normal form. 0/22 useless extension candidates. Maximal degree in co-relation 18. Up to 2 conditions per place. [2021-03-13 03:09:49,328 INFO L116 LiptonReduction]: Number of co-enabled transitions 144 [2021-03-13 03:09:49,552 INFO L131 LiptonReduction]: Checked pairs total: 96 [2021-03-13 03:09:49,552 INFO L133 LiptonReduction]: Total number of compositions: 12 [2021-03-13 03:09:49,591 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:09:49,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:09:49,595 INFO L82 PathProgramCache]: Analyzing trace with hash -1952797836, now seen corresponding path program 1 times [2021-03-13 03:09:49,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:09:49,603 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467652184] [2021-03-13 03:09:49,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:09:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:09:49,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:09:49,701 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467652184] [2021-03-13 03:09:49,701 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 03:09:49,701 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-13 03:09:49,701 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179565228] [2021-03-13 03:09:49,704 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-13 03:09:49,704 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:09:49,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-13 03:09:49,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-13 03:09:49,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:09:49,714 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:09:49,714 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:09:49,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:09:49,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:49,730 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-13 03:09:49,730 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:09:49,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:09:49,731 INFO L82 PathProgramCache]: Analyzing trace with hash -340728105, now seen corresponding path program 1 times [2021-03-13 03:09:49,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:09:49,731 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917784154] [2021-03-13 03:09:49,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:09:49,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:09:49,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 03:09:49,772 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917784154] [2021-03-13 03:09:49,772 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 03:09:49,772 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-13 03:09:49,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746605903] [2021-03-13 03:09:49,773 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-13 03:09:49,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:09:49,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-13 03:09:49,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-13 03:09:49,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:09:49,774 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:09:49,774 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:09:49,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:49,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:09:49,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:49,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:49,791 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-13 03:09:49,792 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:09:49,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:09:49,792 INFO L82 PathProgramCache]: Analyzing trace with hash -1400006692, now seen corresponding path program 1 times [2021-03-13 03:09:49,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:09:49,792 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074317157] [2021-03-13 03:09:49,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:09:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:09:49,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-13 03:09:49,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074317157] [2021-03-13 03:09:49,837 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-13 03:09:49,837 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-13 03:09:49,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284658054] [2021-03-13 03:09:49,837 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-13 03:09:49,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:09:49,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-13 03:09:49,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-13 03:09:49,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:09:49,838 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:09:49,838 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:09:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:09:49,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:49,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:49,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:09:49,858 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-13 03:09:49,858 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:09:49,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:09:49,858 INFO L82 PathProgramCache]: Analyzing trace with hash -384071825, now seen corresponding path program 1 times [2021-03-13 03:09:49,859 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:09:49,859 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233023482] [2021-03-13 03:09:49,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:09:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:09:50,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:09:50,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233023482] [2021-03-13 03:09:50,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1983390012] [2021-03-13 03:09:50,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:09:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:09:50,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 18 conjunts are in the unsatisfiable core [2021-03-13 03:09:50,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:09:50,506 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:09:50,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:09:50,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 10 [2021-03-13 03:09:50,513 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:09:50,517 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:09:50,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-03-13 03:09:50,519 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:09:50,583 INFO L628 ElimStorePlain]: treesize reduction 33, result has 53.5 percent of original size [2021-03-13 03:09:50,585 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 5 treesize of output 3 [2021-03-13 03:09:50,587 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 03:09:50,598 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:09:50,601 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-13 03:09:50,601 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:113, output treesize:24 [2021-03-13 03:09:50,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:09:50,638 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:09:50,638 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2021-03-13 03:09:50,638 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501280919] [2021-03-13 03:09:50,638 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-13 03:09:50,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:09:50,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-13 03:09:50,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-03-13 03:09:50,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:09:50,639 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:09:50,639 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 9 states have (on average 2.888888888888889) internal successors, (26), 9 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:09:50,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:50,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:50,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:09:50,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:09:50,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:50,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:50,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:09:50,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 03:09:50,990 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:09:50,992 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:09:50,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:09:50,993 INFO L82 PathProgramCache]: Analyzing trace with hash -1727727145, now seen corresponding path program 2 times [2021-03-13 03:09:50,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:09:50,993 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993459589] [2021-03-13 03:09:50,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:09:51,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:09:51,058 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:09:51,058 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993459589] [2021-03-13 03:09:51,058 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [974159524] [2021-03-13 03:09:51,058 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 [2021-03-13 03:09:51,087 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-13 03:09:51,088 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:09:51,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-13 03:09:51,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:09:51,160 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:09:51,160 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:09:51,160 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-03-13 03:09:51,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177983741] [2021-03-13 03:09:51,161 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-13 03:09:51,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:09:51,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-13 03:09:51,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-03-13 03:09:51,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:09:51,163 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:09:51,163 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 2.1818181818181817) internal successors, (24), 10 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:09:51,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:51,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:51,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:09:51,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 03:09:51,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:09:51,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:51,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:51,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:09:51,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 03:09:51,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:09:51,485 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-03-13 03:09:51,485 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:09:51,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:09:51,486 INFO L82 PathProgramCache]: Analyzing trace with hash -1953471276, now seen corresponding path program 3 times [2021-03-13 03:09:51,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:09:51,486 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096402751] [2021-03-13 03:09:51,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:09:51,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:09:51,819 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:09:51,819 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096402751] [2021-03-13 03:09:51,819 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2063403509] [2021-03-13 03:09:51,820 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:09:51,858 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-13 03:09:51,858 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:09:51,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 26 conjunts are in the unsatisfiable core [2021-03-13 03:09:51,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:09:52,226 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 71 [2021-03-13 03:09:52,306 INFO L446 ElimStorePlain]: Different costs {3=[v_prenex_10, v_prenex_11], 5=[A, v_prenex_12]} [2021-03-13 03:09:52,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:09:52,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:09:52,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:09:52,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-03-13 03:09:52,316 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:09:52,420 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2021-03-13 03:09:52,421 INFO L628 ElimStorePlain]: treesize reduction 150, result has 45.5 percent of original size [2021-03-13 03:09:52,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:09:52,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:09:52,427 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:09:52,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-03-13 03:09:52,429 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:09:52,463 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:09:52,466 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:09:52,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:09:52,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:09:52,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:09:52,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-03-13 03:09:52,470 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 03:09:52,499 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:09:52,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:09:52,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:09:52,504 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:09:52,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2021-03-13 03:09:52,515 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 03:09:52,540 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:09:52,545 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-13 03:09:52,546 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:314, output treesize:33 [2021-03-13 03:09:52,592 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:09:52,592 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:09:52,592 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 13 [2021-03-13 03:09:52,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656938146] [2021-03-13 03:09:52,593 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-13 03:09:52,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:09:52,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-13 03:09:52,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2021-03-13 03:09:52,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:09:52,595 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:09:52,595 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 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) [2021-03-13 03:09:52,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:52,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:52,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:09:52,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 03:09:52,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:09:52,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:09:53,194 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 77 [2021-03-13 03:09:53,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:53,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:53,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:09:53,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 03:09:53,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:09:53,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 03:09:53,461 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:09:53,461 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:09:53,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:09:53,461 INFO L82 PathProgramCache]: Analyzing trace with hash -161517100, now seen corresponding path program 4 times [2021-03-13 03:09:53,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:09:53,462 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202100038] [2021-03-13 03:09:53,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:09:53,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:09:53,520 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:09:53,521 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202100038] [2021-03-13 03:09:53,521 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1623497141] [2021-03-13 03:09:53,521 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:09:53,543 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-13 03:09:53,543 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:09:53,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-13 03:09:53,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:09:53,654 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:09:53,654 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:09:53,654 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 16 [2021-03-13 03:09:53,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726425810] [2021-03-13 03:09:53,655 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-13 03:09:53,655 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:09:53,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-13 03:09:53,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=216, Unknown=0, NotChecked=0, Total=272 [2021-03-13 03:09:53,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:09:53,655 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:09:53,656 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.7647058823529411) internal successors, (30), 16 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) [2021-03-13 03:09:53,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:53,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:53,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:09:53,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 03:09:53,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:09:53,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 03:09:53,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:09:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:09:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 03:09:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:09:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 03:09:53,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:09:53,985 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-03-13 03:09:53,986 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:09:53,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:09:53,986 INFO L82 PathProgramCache]: Analyzing trace with hash -645600137, now seen corresponding path program 5 times [2021-03-13 03:09:53,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:09:53,986 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662708714] [2021-03-13 03:09:53,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:09:53,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:09:54,054 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:09:54,054 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662708714] [2021-03-13 03:09:54,054 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1561388291] [2021-03-13 03:09:54,054 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:09:54,075 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-13 03:09:54,076 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:09:54,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-13 03:09:54,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:09:54,187 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:09:54,187 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:09:54,187 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 18 [2021-03-13 03:09:54,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231912882] [2021-03-13 03:09:54,188 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-03-13 03:09:54,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:09:54,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-03-13 03:09:54,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=272, Unknown=0, NotChecked=0, Total=342 [2021-03-13 03:09:54,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:09:54,189 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:09:54,189 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.6842105263157894) internal successors, (32), 18 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:09:54,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:54,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:54,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:09:54,189 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 03:09:54,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:09:54,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 03:09:54,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:09:54,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:09:54,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:54,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:09:54,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:09:54,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 03:09:54,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:09:54,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 03:09:54,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:09:54,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:09:54,542 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-03-13 03:09:54,542 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:09:54,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:09:54,543 INFO L82 PathProgramCache]: Analyzing trace with hash 1527694900, now seen corresponding path program 6 times [2021-03-13 03:09:54,543 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:09:54,543 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604445028] [2021-03-13 03:09:54,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:09:54,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:09:55,156 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 54 [2021-03-13 03:09:55,430 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 79 [2021-03-13 03:09:55,582 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 262 [2021-03-13 03:09:56,449 WARN L205 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 88 [2021-03-13 03:09:56,750 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 50 [2021-03-13 03:09:56,908 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:09:56,909 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604445028] [2021-03-13 03:09:56,909 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1668883812] [2021-03-13 03:09:56,909 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:09:56,937 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-03-13 03:09:56,937 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-13 03:09:56,938 WARN L261 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 43 conjunts are in the unsatisfiable core [2021-03-13 03:09:56,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:09:57,833 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-03-13 03:09:59,426 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 359 DAG size of output: 340 [2021-03-13 03:10:00,733 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 364 DAG size of output: 343 [2021-03-13 03:10:02,151 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 366 DAG size of output: 343 [2021-03-13 03:10:02,428 INFO L446 ElimStorePlain]: Different costs {10=[v_prenex_45, v_prenex_56], 14=[v_prenex_50, A, v_prenex_54, v_prenex_43, v_prenex_53, v_prenex_52, v_prenex_51, v_prenex_47, v_prenex_57, v_prenex_46, v_prenex_44, v_prenex_55, v_prenex_49, v_prenex_48]} [2021-03-13 03:10:02,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:02,447 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:02,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:02,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:02,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:02,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:02,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:02,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:02,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 19 [2021-03-13 03:10:02,465 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:02,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:02,489 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:02,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:02,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:02,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:02,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:02,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:02,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 19 [2021-03-13 03:10:02,509 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:03,617 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 378 DAG size of output: 293 [2021-03-13 03:10:03,618 INFO L628 ElimStorePlain]: treesize reduction 1087, result has 43.6 percent of original size [2021-03-13 03:10:03,618 INFO L518 ElimStorePlain]: Eliminatee v_prenex_56 vanished before elimination [2021-03-13 03:10:03,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:03,630 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:03,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:03,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:03,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:03,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:03,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:03,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:03,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:03,637 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:03,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 19 [2021-03-13 03:10:03,639 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:03,903 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2021-03-13 03:10:03,903 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:10:03,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:03,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:03,915 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:03,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:03,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:03,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:03,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:03,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 19 [2021-03-13 03:10:03,921 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:04,170 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 264 [2021-03-13 03:10:04,171 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:10:04,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,184 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:04,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-03-13 03:10:04,190 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:04,449 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2021-03-13 03:10:04,449 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:10:04,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,467 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:04,467 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:04,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 19 [2021-03-13 03:10:04,470 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:04,697 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2021-03-13 03:10:04,697 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:10:04,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:04,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 19 [2021-03-13 03:10:04,713 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:04,929 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 218 [2021-03-13 03:10:04,929 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:10:04,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,948 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:04,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:04,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-03-13 03:10:04,951 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:05,161 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-03-13 03:10:05,162 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:10:05,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,176 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:05,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2021-03-13 03:10:05,181 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:05,393 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2021-03-13 03:10:05,393 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:10:05,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:05,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2021-03-13 03:10:05,409 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:05,591 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2021-03-13 03:10:05,592 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:10:05,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:05,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:05,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2021-03-13 03:10:05,611 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:05,781 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2021-03-13 03:10:05,781 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:10:05,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,791 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:05,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 19 [2021-03-13 03:10:05,797 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:05,959 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2021-03-13 03:10:05,959 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:10:05,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:05,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:05,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:05,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 19 [2021-03-13 03:10:05,974 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:06,129 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2021-03-13 03:10:06,129 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:10:06,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,141 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:06,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 19 [2021-03-13 03:10:06,145 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:06,295 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2021-03-13 03:10:06,296 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:10:06,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,308 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:06,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 19 [2021-03-13 03:10:06,310 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:06,436 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-03-13 03:10:06,437 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:10:06,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:06,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:06,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 19 [2021-03-13 03:10:06,448 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:06,562 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-03-13 03:10:06,562 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:10:06,570 INFO L550 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 16 dim-1 vars, End of recursive call: and 7 xjuncts. [2021-03-13 03:10:06,570 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 32 variables, input treesize:2012, output treesize:81 [2021-03-13 03:10:06,649 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:10:06,649 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:10:06,649 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 21 [2021-03-13 03:10:06,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689026869] [2021-03-13 03:10:06,649 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-13 03:10:06,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:10:06,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-13 03:10:06,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=433, Unknown=0, NotChecked=0, Total=506 [2021-03-13 03:10:06,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:10:06,650 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:10:06,650 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 22 states have (on average 1.7272727272727273) internal successors, (38), 22 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:10:06,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:10:06,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:10:06,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:10:06,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 03:10:06,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:10:06,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 03:10:06,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:10:06,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:10:06,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:10:07,624 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 60 [2021-03-13 03:10:10,987 WARN L205 SmtUtils]: Spent 3.22 s on a formula simplification. DAG size of input: 203 DAG size of output: 132 [2021-03-13 03:10:11,418 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-03-13 03:10:12,841 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 416 DAG size of output: 344 [2021-03-13 03:10:12,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:10:12,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:10:12,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:10:12,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 03:10:12,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:10:12,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 03:10:12,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:10:12,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:10:12,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 03:10:13,171 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-03-13 03:10:13,172 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:10:13,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:10:13,172 INFO L82 PathProgramCache]: Analyzing trace with hash -869487441, now seen corresponding path program 7 times [2021-03-13 03:10:13,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:10:13,172 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864842700] [2021-03-13 03:10:13,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:10:13,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:10:13,865 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 41 [2021-03-13 03:10:14,261 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 70 [2021-03-13 03:10:14,852 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 96 [2021-03-13 03:10:15,707 WARN L205 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 418 DAG size of output: 214 [2021-03-13 03:10:16,306 WARN L205 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 128 [2021-03-13 03:10:16,472 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 126 [2021-03-13 03:10:16,794 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-03-13 03:10:17,005 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2021-03-13 03:10:17,290 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:10:17,290 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864842700] [2021-03-13 03:10:17,291 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [418678241] [2021-03-13 03:10:17,291 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:10:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:10:17,324 WARN L261 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 50 conjunts are in the unsatisfiable core [2021-03-13 03:10:17,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-13 03:10:20,976 WARN L205 SmtUtils]: Spent 2.75 s on a formula simplification that was a NOOP. DAG size: 160 [2021-03-13 03:10:28,189 WARN L205 SmtUtils]: Spent 5.87 s on a formula simplification. DAG size of input: 792 DAG size of output: 757 [2021-03-13 03:10:33,637 WARN L205 SmtUtils]: Spent 4.87 s on a formula simplification. DAG size of input: 796 DAG size of output: 759 [2021-03-13 03:10:40,262 WARN L205 SmtUtils]: Spent 5.83 s on a formula simplification. DAG size of input: 802 DAG size of output: 763 [2021-03-13 03:10:47,959 WARN L205 SmtUtils]: Spent 6.73 s on a formula simplification. DAG size of input: 804 DAG size of output: 763 [2021-03-13 03:10:48,580 INFO L446 ElimStorePlain]: Different costs {15=[v_prenex_121, v_prenex_127], 21=[v_prenex_140, v_prenex_141, v_prenex_120, v_prenex_142, v_prenex_143, v_prenex_144, v_prenex_122, v_prenex_123, v_prenex_145, v_prenex_146, v_prenex_124, v_prenex_147, v_prenex_125, v_prenex_148, v_prenex_126, v_prenex_149, v_prenex_128, v_prenex_150, v_prenex_130, v_prenex_131, v_prenex_132, v_prenex_133, v_prenex_134, v_prenex_135, v_prenex_136, v_prenex_137, v_prenex_138, v_prenex_139, v_prenex_129, A]} [2021-03-13 03:10:48,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:48,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:48,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 16 [2021-03-13 03:10:48,731 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:48,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:48,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:48,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 22 [2021-03-13 03:10:48,803 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:54,794 WARN L205 SmtUtils]: Spent 5.99 s on a formula simplification. DAG size of input: 859 DAG size of output: 713 [2021-03-13 03:10:54,796 INFO L628 ElimStorePlain]: treesize reduction 2877, result has 44.5 percent of original size [2021-03-13 03:10:54,828 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:54,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:54,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:54,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:54,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:54,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:54,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:54,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:54,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:54,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:54,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:54,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 22 [2021-03-13 03:10:54,844 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:56,172 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 697 [2021-03-13 03:10:56,173 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:10:56,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:56,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:56,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:56,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:56,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:56,212 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:56,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:56,214 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:56,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:56,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:56,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:56,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:56,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:56,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 03:10:56,225 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:57,618 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 680 [2021-03-13 03:10:57,618 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:10:57,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:57,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:57,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:57,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:57,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:57,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:57,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:57,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:57,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:57,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:57,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:57,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:57,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:57,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:57,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 22 [2021-03-13 03:10:57,670 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-13 03:10:59,001 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 664 [2021-03-13 03:10:59,002 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:10:59,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:59,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:59,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:59,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:59,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:59,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:59,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:59,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:59,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:59,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:59,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:59,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:59,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:59,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:59,050 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:59,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:59,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:10:59,053 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:10:59,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 22 [2021-03-13 03:10:59,056 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:00,321 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 647 [2021-03-13 03:11:00,321 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:00,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:00,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:00,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:00,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:00,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:00,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:00,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:00,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:00,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:00,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:00,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:00,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:00,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:00,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:00,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 22 [2021-03-13 03:11:00,373 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:01,696 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 630 [2021-03-13 03:11:01,696 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:01,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:01,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:01,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:01,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:01,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:01,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:01,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:01,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:01,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:01,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:01,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:01,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:01,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:01,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:01,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 22 [2021-03-13 03:11:01,749 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:02,959 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 614 [2021-03-13 03:11:02,960 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:02,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:02,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:02,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:02,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:02,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:02,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:02,998 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:02,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:03,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:03,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:03,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:03,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:03,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 22 [2021-03-13 03:11:03,010 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:04,216 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 597 [2021-03-13 03:11:04,217 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:04,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:04,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:04,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:04,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:04,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:04,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:04,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:04,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:04,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:04,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:04,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:04,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2021-03-13 03:11:04,262 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:05,443 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 579 [2021-03-13 03:11:05,444 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:05,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:05,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:05,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:05,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:05,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:05,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:05,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:05,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:05,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:05,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:05,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:05,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:05,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:05,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:05,489 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:05,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 03:11:05,493 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:06,705 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 562 [2021-03-13 03:11:06,705 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:06,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:06,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:06,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:06,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:06,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:06,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:06,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:06,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:06,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:06,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:06,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:06,748 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:06,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:06,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 22 [2021-03-13 03:11:06,753 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:07,920 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 546 [2021-03-13 03:11:07,921 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:07,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:07,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:07,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:07,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:07,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:07,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:07,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:07,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:07,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:07,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:07,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:07,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:07,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:07,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:07,967 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:07,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 03:11:07,971 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:09,051 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 528 [2021-03-13 03:11:09,051 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:09,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:09,078 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:09,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:09,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:09,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:09,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:09,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:09,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:09,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:09,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:09,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:09,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 22 [2021-03-13 03:11:09,093 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:10,137 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 510 [2021-03-13 03:11:10,137 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:10,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:10,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:10,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:10,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:10,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:10,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:10,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:10,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:10,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:10,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:10,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:10,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:10,176 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:10,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:10,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:10,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 22 [2021-03-13 03:11:10,182 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:11,232 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 491 [2021-03-13 03:11:11,233 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:11,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:11,258 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:11,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:11,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:11,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:11,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:11,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:11,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:11,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:11,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:11,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:11,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-03-13 03:11:11,272 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:12,267 WARN L205 SmtUtils]: Spent 993.00 ms on a formula simplification that was a NOOP. DAG size: 473 [2021-03-13 03:11:12,267 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:12,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:12,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:12,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:12,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:12,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:12,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:12,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:12,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:12,300 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:12,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:12,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:12,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:12,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 22 [2021-03-13 03:11:12,307 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:13,266 WARN L205 SmtUtils]: Spent 958.00 ms on a formula simplification that was a NOOP. DAG size: 455 [2021-03-13 03:11:13,267 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:13,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:13,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:13,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:13,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:13,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:13,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:13,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:13,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:13,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:13,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:13,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:13,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 22 [2021-03-13 03:11:13,305 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:14,255 WARN L205 SmtUtils]: Spent 949.00 ms on a formula simplification that was a NOOP. DAG size: 437 [2021-03-13 03:11:14,256 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:14,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:14,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:14,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:14,281 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:14,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:14,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:14,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:14,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:14,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:14,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:14,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:14,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 22 [2021-03-13 03:11:14,293 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:15,268 WARN L205 SmtUtils]: Spent 974.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2021-03-13 03:11:15,269 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:15,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:15,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:15,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:15,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:15,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:15,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:15,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:15,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:15,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:15,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:15,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:15,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:15,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:15,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:15,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:15,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 22 [2021-03-13 03:11:15,315 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:16,230 WARN L205 SmtUtils]: Spent 914.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2021-03-13 03:11:16,230 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:16,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:16,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:16,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:16,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:16,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:16,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:16,266 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:16,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:16,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:16,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:16,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:16,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:16,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 22 [2021-03-13 03:11:16,276 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:17,092 WARN L205 SmtUtils]: Spent 815.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2021-03-13 03:11:17,093 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:17,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:17,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 22 [2021-03-13 03:11:17,133 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:17,935 WARN L205 SmtUtils]: Spent 801.00 ms on a formula simplification that was a NOOP. DAG size: 364 [2021-03-13 03:11:17,935 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:17,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:17,972 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:17,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 22 [2021-03-13 03:11:17,976 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:18,769 WARN L205 SmtUtils]: Spent 792.00 ms on a formula simplification that was a NOOP. DAG size: 346 [2021-03-13 03:11:18,769 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:18,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:18,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:18,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:18,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:18,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:18,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:18,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:18,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:18,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:18,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:18,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:18,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:18,802 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:18,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:18,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 22 [2021-03-13 03:11:18,807 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:19,558 WARN L205 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 328 [2021-03-13 03:11:19,559 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:19,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:19,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:19,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:19,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:19,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:19,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:19,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:19,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:19,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:19,593 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:19,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:19,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:19,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:19,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:19,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:19,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:19,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:19,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 22 [2021-03-13 03:11:19,608 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:20,380 WARN L205 SmtUtils]: Spent 771.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2021-03-13 03:11:20,381 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:20,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:20,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:20,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:20,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:20,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:20,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:20,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:20,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:20,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:20,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:20,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:20,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:20,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:20,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 22 [2021-03-13 03:11:20,415 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:21,109 WARN L205 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2021-03-13 03:11:21,110 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:21,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,144 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:21,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-03-13 03:11:21,152 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:21,816 WARN L205 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2021-03-13 03:11:21,816 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:21,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:21,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:21,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2021-03-13 03:11:21,850 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:22,465 WARN L205 SmtUtils]: Spent 614.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2021-03-13 03:11:22,465 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:22,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:22,481 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:22,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:22,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:22,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:22,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:22,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:22,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:22,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:22,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:22,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:22,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 22 [2021-03-13 03:11:22,496 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:23,101 WARN L205 SmtUtils]: Spent 604.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2021-03-13 03:11:23,101 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:23,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:23,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,127 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:23,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 10 disjoint index pairs (out of 21 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 22 [2021-03-13 03:11:23,134 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:23,689 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2021-03-13 03:11:23,689 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:23,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:23,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:23,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 22 [2021-03-13 03:11:23,716 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:24,246 WARN L205 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 199 [2021-03-13 03:11:24,246 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:24,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,263 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:24,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 22 [2021-03-13 03:11:24,273 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:24,795 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2021-03-13 03:11:24,795 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:24,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-13 03:11:24,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-13 03:11:24,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 22 [2021-03-13 03:11:24,825 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-03-13 03:11:25,287 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2021-03-13 03:11:25,288 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-13 03:11:25,298 INFO L550 ElimStorePlain]: Start of recursive call 1: 32 dim-0 vars, 32 dim-1 vars, End of recursive call: and 10 xjuncts. [2021-03-13 03:11:25,298 INFO L247 ElimStorePlain]: Needed 34 recursive calls to eliminate 64 variables, input treesize:5293, output treesize:145 [2021-03-13 03:11:25,489 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-13 03:11:25,489 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-13 03:11:25,489 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 25 [2021-03-13 03:11:25,490 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464237786] [2021-03-13 03:11:25,490 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-03-13 03:11:25,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-13 03:11:25,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-03-13 03:11:25,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=614, Unknown=0, NotChecked=0, Total=702 [2021-03-13 03:11:25,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:11:25,490 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-13 03:11:25,491 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-13 03:11:25,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:11:25,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:11:25,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:11:25,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-13 03:11:25,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:11:25,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-13 03:11:25,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:11:25,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:11:25,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-03-13 03:11:25,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-13 03:11:26,637 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 41 [2021-03-13 03:11:27,322 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 60 [2021-03-13 03:11:28,014 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 84 [2021-03-13 03:11:45,362 WARN L205 SmtUtils]: Spent 16.69 s on a formula simplification. DAG size of input: 357 DAG size of output: 208 [2021-03-13 03:11:48,100 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 209 DAG size of output: 196 [2021-03-13 03:11:55,986 WARN L205 SmtUtils]: Spent 7.45 s on a formula simplification. DAG size of input: 839 DAG size of output: 761 [2021-03-13 03:11:56,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:11:56,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-13 03:11:56,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-13 03:11:56,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-13 03:11:56,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-13 03:11:56,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-13 03:11:56,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-13 03:11:56,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-13 03:11:56,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-13 03:11:56,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-13 03:11:56,461 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-13 03:11:56,461 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-13 03:11:56,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-13 03:11:56,461 INFO L82 PathProgramCache]: Analyzing trace with hash -708063340, now seen corresponding path program 8 times [2021-03-13 03:11:56,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-13 03:11:56,462 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173479168] [2021-03-13 03:11:56,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-13 03:11:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-13 03:11:57,633 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 40 [2021-03-13 03:11:57,791 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 21 [2021-03-13 03:11:59,030 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 137 DAG size of output: 96 [2021-03-13 03:11:59,267 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 36 [2021-03-13 03:12:21,961 WARN L205 SmtUtils]: Spent 22.68 s on a formula simplification. DAG size of input: 323 DAG size of output: 182 [2021-03-13 03:12:22,532 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 63 [2021-03-13 03:14:01,502 WARN L205 SmtUtils]: Spent 1.65 m on a formula simplification. DAG size of input: 361 DAG size of output: 179 [2021-03-13 03:14:02,742 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 179 DAG size of output: 86 [2021-03-13 03:23:56,327 WARN L205 SmtUtils]: Spent 9.89 m on a formula simplification. DAG size of input: 489 DAG size of output: 435 [2021-03-13 03:23:59,542 WARN L205 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 435 DAG size of output: 145 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown