/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts-array.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 06:00:25,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 06:00:25,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 06:00:25,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 06:00:25,711 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-14 06:00:25,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-14 06:00:25,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-14 06:00:25,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-14 06:00:25,713 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-14 06:00:25,714 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-14 06:00:25,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-14 06:00:25,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-14 06:00:25,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-14 06:00:25,718 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-14 06:00:25,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-14 06:00:25,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-14 06:00:25,721 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-14 06:00:25,728 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-POR-NewStatesSleep-NoLbe-Random42.epf [2021-06-14 06:00:25,743 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 06:00:25,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 06:00:25,744 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 06:00:25,744 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 06:00:25,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 06:00:25,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 06:00:25,745 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 06:00:25,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 06:00:25,745 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 06:00:25,745 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 06:00:25,745 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 06:00:25,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 06:00:25,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 06:00:25,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 06:00:25,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 06:00:25,746 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 06:00:25,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 06:00:25,746 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 06:00:25,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 06:00:25,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 06:00:25,746 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 06:00:25,746 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 06:00:25,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 06:00:25,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 06:00:25,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 06:00:25,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 06:00:25,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 06:00:25,747 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 06:00:25,747 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-14 06:00:25,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 06:00:25,747 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 06:00:25,748 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 06:00:25,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 06:00:25,748 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-14 06:00:25,748 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-14 06:00:25,748 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 06:00:25,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 06:00:25,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 06:00:25,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 06:00:25,970 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-14 06:00:25,971 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-14 06:00:25,971 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts-array.wvr.bpl [2021-06-14 06:00:25,971 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts-array.wvr.bpl' [2021-06-14 06:00:25,997 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 06:00:25,998 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-14 06:00:25,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 06:00:25,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 06:00:25,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 06:00:26,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:00:25" (1/1) ... [2021-06-14 06:00:26,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:00:25" (1/1) ... [2021-06-14 06:00:26,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 06:00:26,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 06:00:26,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 06:00:26,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 06:00:26,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:00:25" (1/1) ... [2021-06-14 06:00:26,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:00:25" (1/1) ... [2021-06-14 06:00:26,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:00:25" (1/1) ... [2021-06-14 06:00:26,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:00:25" (1/1) ... [2021-06-14 06:00:26,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:00:25" (1/1) ... [2021-06-14 06:00:26,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:00:25" (1/1) ... [2021-06-14 06:00:26,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:00:25" (1/1) ... [2021-06-14 06:00:26,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 06:00:26,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 06:00:26,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 06:00:26,051 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 06:00:26,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:00:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 06:00:26,097 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-14 06:00:26,097 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-14 06:00:26,097 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-14 06:00:26,098 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-14 06:00:26,098 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-14 06:00:26,098 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-14 06:00:26,098 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-14 06:00:26,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 06:00:26,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 06:00:26,098 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-14 06:00:26,098 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-14 06:00:26,098 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-14 06:00:26,099 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 06:00:26,304 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 06:00:26,304 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-14 06:00:26,306 INFO L202 PluginConnector]: Adding new model mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 06:00:26 BoogieIcfgContainer [2021-06-14 06:00:26,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 06:00:26,307 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 06:00:26,307 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 06:00:26,309 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 06:00:26,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 06:00:25" (1/2) ... [2021-06-14 06:00:26,310 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35d5fe28 and model type mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 06:00:26, skipping insertion in model container [2021-06-14 06:00:26,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 06:00:26" (2/2) ... [2021-06-14 06:00:26,311 INFO L111 eAbstractionObserver]: Analyzing ICFG mts-array.wvr.bpl [2021-06-14 06:00:26,315 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 06:00:26,315 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 06:00:26,315 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 06:00:26,316 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 06:00:26,398 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-14 06:00:26,412 INFO L255 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 [2021-06-14 06:00:26,466 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 06:00:26,467 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 06:00:26,467 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 06:00:26,467 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 06:00:26,467 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 06:00:26,467 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 06:00:26,467 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 06:00:26,467 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 06:00:26,505 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:00:26,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:00:26,511 INFO L82 PathProgramCache]: Analyzing trace with hash 2088847629, now seen corresponding path program 1 times [2021-06-14 06:00:26,517 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:00:26,518 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646351722] [2021-06-14 06:00:26,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:00:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:00:26,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:26,678 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:00:26,678 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646351722] [2021-06-14 06:00:26,678 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646351722] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 06:00:26,678 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 06:00:26,679 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 06:00:26,679 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842065258] [2021-06-14 06:00:26,682 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-14 06:00:26,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:00:26,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-14 06:00:26,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-14 06:00:26,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:26,699 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:00:26,700 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:00:26,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:26,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:26,765 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 06:00:26,765 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:00:26,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:00:26,765 INFO L82 PathProgramCache]: Analyzing trace with hash 797227893, now seen corresponding path program 1 times [2021-06-14 06:00:26,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:00:26,766 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624538686] [2021-06-14 06:00:26,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:00:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:00:26,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 06:00:26,828 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:00:26,828 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624538686] [2021-06-14 06:00:26,828 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624538686] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 06:00:26,828 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 06:00:26,828 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 06:00:26,828 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751477834] [2021-06-14 06:00:26,829 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 06:00:26,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:00:26,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 06:00:26,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 06:00:26,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:26,830 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:00:26,830 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:00:26,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:26,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:26,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:26,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:26,881 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 06:00:26,881 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:00:26,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:00:26,881 INFO L82 PathProgramCache]: Analyzing trace with hash 492918357, now seen corresponding path program 1 times [2021-06-14 06:00:26,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:00:26,882 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127148356] [2021-06-14 06:00:26,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:00:26,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:00:26,938 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 06:00:26,938 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:00:26,938 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127148356] [2021-06-14 06:00:26,938 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127148356] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:26,939 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [946336984] [2021-06-14 06:00:26,939 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 [2021-06-14 06:00:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:00:26,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-14 06:00:26,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:00:27,123 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-14 06:00:27,124 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [946336984] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:27,124 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:00:27,124 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-06-14 06:00:27,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561535479] [2021-06-14 06:00:27,124 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 06:00:27,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:00:27,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 06:00:27,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-14 06:00:27,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:27,125 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:00:27,125 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 4.0) internal successors, (32), 8 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) [2021-06-14 06:00:27,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:27,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:27,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:27,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:27,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:27,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:00:27,421 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:00:27,421 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:00:27,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:00:27,422 INFO L82 PathProgramCache]: Analyzing trace with hash -1099105161, now seen corresponding path program 2 times [2021-06-14 06:00:27,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:00:27,423 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758702936] [2021-06-14 06:00:27,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:00:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:00:27,908 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 51 [2021-06-14 06:00:28,059 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 40 [2021-06-14 06:00:28,356 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:28,356 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:00:28,357 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758702936] [2021-06-14 06:00:28,357 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758702936] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:28,357 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1983679208] [2021-06-14 06:00:28,357 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:00:28,396 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 06:00:28,397 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:00:28,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 30 conjunts are in the unsatisfiable core [2021-06-14 06:00:28,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:00:28,859 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2021-06-14 06:00:28,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:28,954 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-14 06:00:28,954 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 5 new quantified variables, introduced 2 case distinctions, treesize of input 81 treesize of output 51 [2021-06-14 06:00:28,955 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:28,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:28,978 INFO L354 Elim1Store]: treesize reduction 14, result has 17.6 percent of original size [2021-06-14 06:00:28,982 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 5 new quantified variables, introduced 2 case distinctions, treesize of input 106 treesize of output 60 [2021-06-14 06:00:28,985 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:28,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:28,997 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-14 06:00:28,997 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 5 new quantified variables, introduced 2 case distinctions, treesize of input 61 treesize of output 1 [2021-06-14 06:00:28,998 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:29,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:29,014 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-14 06:00:29,014 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 5 new quantified variables, introduced 2 case distinctions, treesize of input 81 treesize of output 51 [2021-06-14 06:00:29,016 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:29,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:29,027 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-14 06:00:29,028 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 5 new quantified variables, introduced 2 case distinctions, treesize of input 104 treesize of output 55 [2021-06-14 06:00:29,029 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:29,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:29,041 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-14 06:00:29,041 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 5 new quantified variables, introduced 2 case distinctions, treesize of input 104 treesize of output 55 [2021-06-14 06:00:29,042 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:29,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:29,052 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-14 06:00:29,052 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 5 new quantified variables, introduced 2 case distinctions, treesize of input 77 treesize of output 47 [2021-06-14 06:00:29,053 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:29,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:29,064 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-14 06:00:29,064 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 5 new quantified variables, introduced 2 case distinctions, treesize of input 61 treesize of output 1 [2021-06-14 06:00:29,065 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:29,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:29,079 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-14 06:00:29,079 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 5 new quantified variables, introduced 2 case distinctions, treesize of input 93 treesize of output 54 [2021-06-14 06:00:29,080 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:29,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:29,095 INFO L354 Elim1Store]: treesize reduction 14, result has 17.6 percent of original size [2021-06-14 06:00:29,096 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 5 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 52 [2021-06-14 06:00:29,098 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:29,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:29,111 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-14 06:00:29,112 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 5 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 1 [2021-06-14 06:00:29,112 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:29,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:29,126 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-14 06:00:29,126 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 5 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 39 [2021-06-14 06:00:29,129 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:29,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:29,140 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-14 06:00:29,140 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 5 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2021-06-14 06:00:29,141 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:29,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:29,151 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-14 06:00:29,151 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 5 new quantified variables, introduced 2 case distinctions, treesize of input 93 treesize of output 54 [2021-06-14 06:00:29,152 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:29,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:29,161 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-14 06:00:29,161 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 5 new quantified variables, introduced 2 case distinctions, treesize of input 77 treesize of output 47 [2021-06-14 06:00:29,163 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:29,172 INFO L354 Elim1Store]: treesize reduction 22, result has 12.0 percent of original size [2021-06-14 06:00:29,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 106 treesize of output 60 [2021-06-14 06:00:29,176 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:29,229 INFO L628 ElimStorePlain]: treesize reduction 28, result has 72.3 percent of original size [2021-06-14 06:00:29,235 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-14 06:00:29,235 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 2 variables, input treesize:1445, output treesize:46 [2021-06-14 06:00:29,294 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:29,294 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1983679208] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:29,294 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:00:29,294 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 19 [2021-06-14 06:00:29,295 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29874298] [2021-06-14 06:00:29,295 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-14 06:00:29,295 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:00:29,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-14 06:00:29,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2021-06-14 06:00:29,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:29,296 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:00:29,296 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 2.6315789473684212) internal successors, (50), 19 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:00:29,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:29,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:29,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:00:29,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:29,536 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 42 [2021-06-14 06:00:29,911 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 50 [2021-06-14 06:00:30,178 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 64 [2021-06-14 06:00:30,333 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2021-06-14 06:00:30,554 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 54 [2021-06-14 06:00:30,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:30,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:30,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:00:30,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 06:00:30,987 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:00:30,988 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:00:30,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:00:30,988 INFO L82 PathProgramCache]: Analyzing trace with hash -1687401831, now seen corresponding path program 3 times [2021-06-14 06:00:30,989 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:00:30,989 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291650627] [2021-06-14 06:00:30,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:00:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:00:31,025 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:31,025 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:00:31,025 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291650627] [2021-06-14 06:00:31,025 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291650627] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:31,025 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2115032105] [2021-06-14 06:00:31,026 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:00:31,062 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-14 06:00:31,063 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:00:31,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-14 06:00:31,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:00:31,147 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:31,147 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2115032105] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:31,147 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:00:31,147 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-06-14 06:00:31,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545295914] [2021-06-14 06:00:31,147 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-14 06:00:31,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:00:31,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-14 06:00:31,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-06-14 06:00:31,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:31,151 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:00:31,151 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.5454545454545454) internal successors, (39), 11 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:00:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:00:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 06:00:31,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:31,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:31,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:31,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:00:31,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 06:00:31,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 06:00:31,469 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:00:31,469 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:00:31,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:00:31,470 INFO L82 PathProgramCache]: Analyzing trace with hash -745730471, now seen corresponding path program 4 times [2021-06-14 06:00:31,470 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:00:31,470 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144381660] [2021-06-14 06:00:31,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:00:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:00:31,578 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:31,578 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:00:31,580 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144381660] [2021-06-14 06:00:31,580 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144381660] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:31,580 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1773128210] [2021-06-14 06:00:31,580 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 [2021-06-14 06:00:31,631 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 06:00:31,632 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:00:31,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-14 06:00:31,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:00:31,767 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:31,768 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1773128210] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:31,768 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:00:31,768 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 12 [2021-06-14 06:00:31,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500910333] [2021-06-14 06:00:31,768 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-14 06:00:31,768 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:00:31,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-14 06:00:31,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-06-14 06:00:31,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:31,769 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:00:31,769 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 3.0) internal successors, (36), 12 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:00:31,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:31,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:31,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:00:31,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 06:00:31,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 06:00:31,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:32,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:32,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:32,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:00:32,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:00:32,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:00:32,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:00:32,265 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-06-14 06:00:32,265 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:00:32,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:00:32,265 INFO L82 PathProgramCache]: Analyzing trace with hash -2025348583, now seen corresponding path program 5 times [2021-06-14 06:00:32,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:00:32,266 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633383562] [2021-06-14 06:00:32,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:00:32,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:00:32,330 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:32,331 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:00:32,331 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633383562] [2021-06-14 06:00:32,331 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633383562] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:32,331 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1654614914] [2021-06-14 06:00:32,331 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 [2021-06-14 06:00:32,361 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-14 06:00:32,362 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:00:32,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-14 06:00:32,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:00:32,489 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:32,489 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1654614914] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:32,489 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:00:32,490 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 16 [2021-06-14 06:00:32,490 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769444591] [2021-06-14 06:00:32,490 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-14 06:00:32,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:00:32,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-14 06:00:32,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2021-06-14 06:00:32,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:32,491 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:00:32,491 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 2.8125) internal successors, (45), 16 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:00:32,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:32,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:32,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:00:32,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:00:32,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:00:32,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:00:32,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:32,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:32,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:32,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:00:32,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:00:32,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:00:32,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:00:32,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 06:00:32,981 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:00:32,981 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:00:32,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:00:32,982 INFO L82 PathProgramCache]: Analyzing trace with hash 1805360349, now seen corresponding path program 6 times [2021-06-14 06:00:32,982 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:00:32,982 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453910510] [2021-06-14 06:00:32,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:00:32,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:00:33,027 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:33,028 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:00:33,028 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453910510] [2021-06-14 06:00:33,028 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453910510] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:33,028 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1671763652] [2021-06-14 06:00:33,028 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 [2021-06-14 06:00:33,058 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-14 06:00:33,058 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:00:33,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-14 06:00:33,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:00:33,135 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:33,135 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1671763652] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:33,135 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:00:33,135 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 14 [2021-06-14 06:00:33,135 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949575361] [2021-06-14 06:00:33,135 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-14 06:00:33,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:00:33,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-14 06:00:33,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2021-06-14 06:00:33,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:33,136 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:00:33,136 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 3.2142857142857144) internal successors, (45), 14 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:00:33,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:33,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:33,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:00:33,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:00:33,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:00:33,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:00:33,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 06:00:33,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:33,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:33,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:33,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:00:33,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:00:33,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:00:33,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:00:33,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 06:00:33,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:00:33,427 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:00:33,428 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:00:33,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:00:33,429 INFO L82 PathProgramCache]: Analyzing trace with hash 1545867195, now seen corresponding path program 7 times [2021-06-14 06:00:33,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:00:33,429 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139657278] [2021-06-14 06:00:33,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:00:33,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:00:34,092 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 70 [2021-06-14 06:00:34,391 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 82 [2021-06-14 06:00:34,801 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 74 [2021-06-14 06:00:35,039 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 51 [2021-06-14 06:00:35,339 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 48 [2021-06-14 06:00:35,556 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:35,557 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:00:35,557 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139657278] [2021-06-14 06:00:35,557 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139657278] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:35,557 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [8937929] [2021-06-14 06:00:35,557 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 [2021-06-14 06:00:35,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:00:35,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 38 conjunts are in the unsatisfiable core [2021-06-14 06:00:35,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:00:36,054 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-06-14 06:00:36,314 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-06-14 06:00:36,617 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-06-14 06:00:36,984 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-06-14 06:00:37,224 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-06-14 06:00:37,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:37,369 INFO L354 Elim1Store]: treesize reduction 38, result has 7.3 percent of original size [2021-06-14 06:00:37,369 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 6 new quantified variables, introduced 5 case distinctions, treesize of input 52 treesize of output 45 [2021-06-14 06:00:37,371 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:37,388 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-06-14 06:00:37,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 1 [2021-06-14 06:00:37,389 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:37,971 WARN L205 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 180 [2021-06-14 06:00:37,972 INFO L628 ElimStorePlain]: treesize reduction 520, result has 61.6 percent of original size [2021-06-14 06:00:37,993 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-14 06:00:37,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 67 treesize of output 50 [2021-06-14 06:00:37,995 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:38,193 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2021-06-14 06:00:38,194 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:00:38,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:38,224 INFO L354 Elim1Store]: treesize reduction 38, result has 7.3 percent of original size [2021-06-14 06:00:38,224 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 6 new quantified variables, introduced 5 case distinctions, treesize of input 107 treesize of output 56 [2021-06-14 06:00:38,226 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:38,247 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-14 06:00:38,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 104 treesize of output 55 [2021-06-14 06:00:38,248 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:38,427 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2021-06-14 06:00:38,428 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:00:38,447 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-14 06:00:38,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 104 treesize of output 55 [2021-06-14 06:00:38,448 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:38,615 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2021-06-14 06:00:38,615 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:00:38,635 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-14 06:00:38,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 45 [2021-06-14 06:00:38,638 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:38,793 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-06-14 06:00:38,793 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:00:38,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:38,820 INFO L354 Elim1Store]: treesize reduction 38, result has 7.3 percent of original size [2021-06-14 06:00:38,821 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 6 new quantified variables, introduced 5 case distinctions, treesize of input 79 treesize of output 52 [2021-06-14 06:00:38,823 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:38,842 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-14 06:00:38,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 75 treesize of output 50 [2021-06-14 06:00:38,845 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:38,998 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-06-14 06:00:38,999 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:00:39,016 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-14 06:00:39,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 47 [2021-06-14 06:00:39,019 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:39,131 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-06-14 06:00:39,132 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:00:39,149 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-14 06:00:39,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 75 treesize of output 50 [2021-06-14 06:00:39,151 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:39,254 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-06-14 06:00:39,254 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:00:39,261 INFO L550 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: and 7 xjuncts. [2021-06-14 06:00:39,261 INFO L247 ElimStorePlain]: Needed 12 recursive calls to eliminate 24 variables, input treesize:1467, output treesize:100 [2021-06-14 06:00:39,370 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:39,370 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [8937929] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:39,370 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:00:39,370 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 22 [2021-06-14 06:00:39,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134982763] [2021-06-14 06:00:39,371 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-06-14 06:00:39,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:00:39,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-06-14 06:00:39,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=382, Unknown=0, NotChecked=0, Total=462 [2021-06-14 06:00:39,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:39,371 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:00:39,372 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 2.5454545454545454) internal successors, (56), 22 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:00:39,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:39,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:39,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:00:39,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:00:39,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:00:39,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:00:39,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 06:00:39,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:00:39,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:39,650 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 65 [2021-06-14 06:00:40,070 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 80 [2021-06-14 06:00:40,281 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 59 [2021-06-14 06:00:40,685 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 76 [2021-06-14 06:00:41,163 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 123 [2021-06-14 06:00:41,536 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 120 [2021-06-14 06:00:41,740 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2021-06-14 06:00:42,689 WARN L205 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2021-06-14 06:00:43,268 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 115 [2021-06-14 06:00:43,741 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 116 [2021-06-14 06:00:43,974 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 81 [2021-06-14 06:00:44,900 WARN L205 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 159 [2021-06-14 06:00:46,095 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 199 DAG size of output: 159 [2021-06-14 06:00:46,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:46,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:46,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:00:46,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:00:46,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:00:46,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:00:46,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 06:00:46,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:00:46,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 06:00:46,382 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-14 06:00:46,383 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:00:46,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:00:46,385 INFO L82 PathProgramCache]: Analyzing trace with hash -1547935587, now seen corresponding path program 8 times [2021-06-14 06:00:46,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:00:46,385 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557713038] [2021-06-14 06:00:46,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:00:46,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:00:46,464 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:46,464 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:00:46,464 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557713038] [2021-06-14 06:00:46,465 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557713038] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:46,465 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1741852882] [2021-06-14 06:00:46,465 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:00:46,493 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 06:00:46,493 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:00:46,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-14 06:00:46,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:00:46,596 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:46,596 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1741852882] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:46,596 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:00:46,596 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-14 06:00:46,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210500729] [2021-06-14 06:00:46,596 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-14 06:00:46,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:00:46,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-14 06:00:46,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2021-06-14 06:00:46,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:46,597 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:00:46,597 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.7222222222222223) internal successors, (49), 18 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:00:46,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:46,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:46,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:00:46,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:00:46,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:00:46,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:00:46,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 06:00:46,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:00:46,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 06:00:46,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:46,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:46,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:46,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:00:46,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:00:46,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:00:46,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:00:46,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 06:00:46,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:00:46,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 06:00:46,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 06:00:47,048 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:00:47,048 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:00:47,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:00:47,049 INFO L82 PathProgramCache]: Analyzing trace with hash -1807428741, now seen corresponding path program 9 times [2021-06-14 06:00:47,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:00:47,049 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104112692] [2021-06-14 06:00:47,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:00:47,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:00:47,422 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 57 [2021-06-14 06:00:47,544 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2021-06-14 06:00:47,747 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 79 [2021-06-14 06:00:48,125 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 37 [2021-06-14 06:00:48,235 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:48,235 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:00:48,235 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104112692] [2021-06-14 06:00:48,235 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104112692] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:48,235 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1329977511] [2021-06-14 06:00:48,235 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:00:48,269 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-14 06:00:48,269 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:00:48,270 WARN L261 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-14 06:00:48,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:00:50,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,569 INFO L354 Elim1Store]: treesize reduction 61, result has 37.1 percent of original size [2021-06-14 06:00:50,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 181 treesize of output 119 [2021-06-14 06:00:50,580 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:50,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,654 INFO L354 Elim1Store]: treesize reduction 75, result has 22.7 percent of original size [2021-06-14 06:00:50,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 145 treesize of output 101 [2021-06-14 06:00:50,660 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:50,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,739 INFO L354 Elim1Store]: treesize reduction 61, result has 37.1 percent of original size [2021-06-14 06:00:50,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 284 treesize of output 147 [2021-06-14 06:00:50,744 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:50,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,814 INFO L354 Elim1Store]: treesize reduction 83, result has 14.4 percent of original size [2021-06-14 06:00:50,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 144 treesize of output 92 [2021-06-14 06:00:50,816 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:50,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,860 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:50,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 192 treesize of output 1 [2021-06-14 06:00:50,861 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:50,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,936 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:50,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 160 treesize of output 1 [2021-06-14 06:00:50,937 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:50,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:50,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,011 INFO L354 Elim1Store]: treesize reduction 77, result has 20.6 percent of original size [2021-06-14 06:00:51,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 154 treesize of output 104 [2021-06-14 06:00:51,013 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:51,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,135 INFO L354 Elim1Store]: treesize reduction 49, result has 49.5 percent of original size [2021-06-14 06:00:51,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 274 treesize of output 153 [2021-06-14 06:00:51,167 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:51,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,242 INFO L354 Elim1Store]: treesize reduction 77, result has 20.6 percent of original size [2021-06-14 06:00:51,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 216 treesize of output 118 [2021-06-14 06:00:51,246 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:51,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,295 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:51,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 178 treesize of output 1 [2021-06-14 06:00:51,296 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:51,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,346 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:51,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 274 treesize of output 1 [2021-06-14 06:00:51,347 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:51,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,402 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:51,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 145 treesize of output 1 [2021-06-14 06:00:51,403 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:51,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,462 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:51,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 126 treesize of output 77 [2021-06-14 06:00:51,466 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:51,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,513 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:51,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 202 treesize of output 1 [2021-06-14 06:00:51,513 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:51,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,589 INFO L354 Elim1Store]: treesize reduction 77, result has 20.6 percent of original size [2021-06-14 06:00:51,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 168 treesize of output 109 [2021-06-14 06:00:51,592 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:51,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,653 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:51,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 162 treesize of output 1 [2021-06-14 06:00:51,654 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:51,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,716 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:51,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 173 treesize of output 1 [2021-06-14 06:00:51,717 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:51,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,761 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:51,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 157 treesize of output 85 [2021-06-14 06:00:51,763 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:51,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,818 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:51,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 197 treesize of output 1 [2021-06-14 06:00:51,819 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:51,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,865 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:51,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 258 treesize of output 1 [2021-06-14 06:00:51,866 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:51,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,909 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:51,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 186 treesize of output 1 [2021-06-14 06:00:51,910 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:51,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,953 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:51,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 181 treesize of output 1 [2021-06-14 06:00:51,954 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:51,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:51,994 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:51,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 152 treesize of output 82 [2021-06-14 06:00:51,997 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,041 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 263 treesize of output 1 [2021-06-14 06:00:52,042 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,088 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 147 treesize of output 1 [2021-06-14 06:00:52,089 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,139 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 171 treesize of output 1 [2021-06-14 06:00:52,147 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,191 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 160 treesize of output 1 [2021-06-14 06:00:52,192 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,236 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 152 treesize of output 1 [2021-06-14 06:00:52,237 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,285 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 142 treesize of output 1 [2021-06-14 06:00:52,286 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,326 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 131 treesize of output 80 [2021-06-14 06:00:52,328 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,369 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 136 treesize of output 1 [2021-06-14 06:00:52,370 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,415 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 211 treesize of output 1 [2021-06-14 06:00:52,416 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,461 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 207 treesize of output 1 [2021-06-14 06:00:52,462 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,506 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 221 treesize of output 1 [2021-06-14 06:00:52,507 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,548 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 211 treesize of output 1 [2021-06-14 06:00:52,549 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,591 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 144 treesize of output 1 [2021-06-14 06:00:52,592 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,632 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 200 treesize of output 91 [2021-06-14 06:00:52,634 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,676 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 181 treesize of output 1 [2021-06-14 06:00:52,677 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,719 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 126 treesize of output 1 [2021-06-14 06:00:52,720 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,762 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 258 treesize of output 1 [2021-06-14 06:00:52,763 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,833 INFO L354 Elim1Store]: treesize reduction 77, result has 20.6 percent of original size [2021-06-14 06:00:52,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 191 treesize of output 109 [2021-06-14 06:00:52,836 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,885 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:52,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 205 treesize of output 1 [2021-06-14 06:00:52,885 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,955 INFO L354 Elim1Store]: treesize reduction 77, result has 20.6 percent of original size [2021-06-14 06:00:52,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 187 treesize of output 112 [2021-06-14 06:00:52,960 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:52,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:52,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,003 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 168 treesize of output 1 [2021-06-14 06:00:53,004 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,050 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 166 treesize of output 1 [2021-06-14 06:00:53,051 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,097 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 195 treesize of output 1 [2021-06-14 06:00:53,098 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,143 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 176 treesize of output 1 [2021-06-14 06:00:53,144 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,197 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 187 treesize of output 1 [2021-06-14 06:00:53,205 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,250 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 279 treesize of output 1 [2021-06-14 06:00:53,251 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,296 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 171 treesize of output 1 [2021-06-14 06:00:53,297 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,335 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 171 treesize of output 1 [2021-06-14 06:00:53,336 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,372 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 149 treesize of output 82 [2021-06-14 06:00:53,374 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,413 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 165 treesize of output 1 [2021-06-14 06:00:53,414 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,452 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 170 treesize of output 1 [2021-06-14 06:00:53,453 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,534 INFO L354 Elim1Store]: treesize reduction 83, result has 14.4 percent of original size [2021-06-14 06:00:53,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 155 treesize of output 99 [2021-06-14 06:00:53,537 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,575 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 161 treesize of output 1 [2021-06-14 06:00:53,576 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,614 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 197 treesize of output 1 [2021-06-14 06:00:53,615 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,660 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 268 treesize of output 1 [2021-06-14 06:00:53,661 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,699 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 150 treesize of output 1 [2021-06-14 06:00:53,699 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,735 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 152 treesize of output 1 [2021-06-14 06:00:53,736 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,770 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 195 treesize of output 88 [2021-06-14 06:00:53,773 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,810 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 142 treesize of output 1 [2021-06-14 06:00:53,811 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,847 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-14 06:00:53,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 161 treesize of output 1 [2021-06-14 06:00:53,848 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:53,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:00:53,891 INFO L354 Elim1Store]: treesize reduction 101, result has 16.5 percent of original size [2021-06-14 06:00:53,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 14 case distinctions, treesize of input 197 treesize of output 118 [2021-06-14 06:00:53,893 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-14 06:00:54,226 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 51 [2021-06-14 06:00:54,226 INFO L628 ElimStorePlain]: treesize reduction 382, result has 36.5 percent of original size [2021-06-14 06:00:54,253 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 5 xjuncts. [2021-06-14 06:00:54,254 INFO L247 ElimStorePlain]: Needed 65 recursive calls to eliminate 2 variables, input treesize:12673, output treesize:412 [2021-06-14 06:00:54,518 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2021-06-14 06:00:54,631 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:54,631 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1329977511] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:54,631 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:00:54,631 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-06-14 06:00:54,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382575084] [2021-06-14 06:00:54,633 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-14 06:00:54,633 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:00:54,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-14 06:00:54,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=443, Unknown=0, NotChecked=0, Total=506 [2021-06-14 06:00:54,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:54,635 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:00:54,635 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.4347826086956523) internal successors, (56), 23 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:00:54,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:54,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:54,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:00:54,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:00:54,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:00:54,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:00:54,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 06:00:54,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:00:54,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 06:00:54,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 06:00:54,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:00:55,318 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 69 [2021-06-14 06:00:55,639 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 51 [2021-06-14 06:00:56,487 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 132 [2021-06-14 06:00:56,719 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 57 [2021-06-14 06:00:57,059 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 99 [2021-06-14 06:00:57,789 WARN L205 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 133 [2021-06-14 06:00:58,419 WARN L205 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 137 [2021-06-14 06:00:58,594 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 79 [2021-06-14 06:00:58,988 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 102 [2021-06-14 06:00:59,224 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 80 [2021-06-14 06:00:59,461 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 73 [2021-06-14 06:00:59,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:00:59,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:00:59,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:00:59,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:00:59,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:00:59,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:00:59,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 06:00:59,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:00:59,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 06:00:59,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-14 06:00:59,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-14 06:00:59,949 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:00:59,949 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:00:59,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:00:59,951 INFO L82 PathProgramCache]: Analyzing trace with hash 1455109213, now seen corresponding path program 10 times [2021-06-14 06:00:59,951 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:00:59,951 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165934673] [2021-06-14 06:00:59,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:00:59,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:00:59,999 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:00:59,999 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:00:59,999 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165934673] [2021-06-14 06:00:59,999 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165934673] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:00:59,999 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1174161852] [2021-06-14 06:00:59,999 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:01:00,036 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-14 06:01:00,037 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:01:00,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-14 06:01:00,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:01:00,109 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:01:00,109 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1174161852] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:01:00,109 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:01:00,109 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 14 [2021-06-14 06:01:00,109 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162436161] [2021-06-14 06:01:00,110 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-14 06:01:00,110 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:01:00,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-14 06:01:00,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2021-06-14 06:01:00,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:01:00,110 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:01:00,110 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 2.857142857142857) internal successors, (40), 14 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:01:00,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:01:00,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:01:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:01:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:01:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:01:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:01:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 06:01:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 06:01:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 06:01:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-14 06:01:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-14 06:01:00,111 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:01:00,637 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-06-14 06:01:01,413 WARN L205 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 138 [2021-06-14 06:01:01,675 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 96 [2021-06-14 06:01:01,850 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-06-14 06:01:02,102 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 85 [2021-06-14 06:01:02,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:01:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:01:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:01:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:01:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:01:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:01:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 06:01:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 06:01:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 06:01:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 06:01:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-14 06:01:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:01:02,436 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable378 [2021-06-14 06:01:02,437 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:01:02,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:01:02,438 INFO L82 PathProgramCache]: Analyzing trace with hash -758644481, now seen corresponding path program 11 times [2021-06-14 06:01:02,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:01:02,438 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863184592] [2021-06-14 06:01:02,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:01:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:01:02,904 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 42 [2021-06-14 06:01:03,300 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 80 [2021-06-14 06:01:03,737 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 104 [2021-06-14 06:01:04,127 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 96 [2021-06-14 06:01:04,385 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 62 [2021-06-14 06:01:04,645 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:01:04,645 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:01:04,645 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863184592] [2021-06-14 06:01:04,645 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863184592] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:01:04,645 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2004872601] [2021-06-14 06:01:04,645 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:01:04,679 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-14 06:01:04,680 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:01:04,680 WARN L261 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 46 conjunts are in the unsatisfiable core [2021-06-14 06:01:04,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:01:05,496 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-06-14 06:01:06,097 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-06-14 06:01:07,502 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 225 DAG size of output: 207 [2021-06-14 06:01:08,258 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-06-14 06:01:09,764 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 231 DAG size of output: 211 [2021-06-14 06:01:10,451 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-06-14 06:01:11,076 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-06-14 06:01:11,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:11,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:11,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:11,350 INFO L354 Elim1Store]: treesize reduction 56, result has 1.8 percent of original size [2021-06-14 06:01:11,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 109 treesize of output 1 [2021-06-14 06:01:11,351 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:11,395 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-14 06:01:11,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 109 treesize of output 68 [2021-06-14 06:01:11,397 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:13,298 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 459 DAG size of output: 444 [2021-06-14 06:01:13,300 INFO L628 ElimStorePlain]: treesize reduction 1451, result has 61.5 percent of original size [2021-06-14 06:01:13,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:13,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:13,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:13,353 INFO L354 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2021-06-14 06:01:13,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 176 treesize of output 81 [2021-06-14 06:01:13,357 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:13,397 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-14 06:01:13,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 179 treesize of output 82 [2021-06-14 06:01:13,401 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:14,042 WARN L205 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2021-06-14 06:01:14,042 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:01:14,090 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-14 06:01:14,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 174 treesize of output 79 [2021-06-14 06:01:14,092 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:14,696 WARN L205 SmtUtils]: Spent 604.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2021-06-14 06:01:14,697 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:01:14,719 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-06-14 06:01:14,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 74 treesize of output 54 [2021-06-14 06:01:14,721 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:15,316 WARN L205 SmtUtils]: Spent 595.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2021-06-14 06:01:15,317 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:01:15,367 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-14 06:01:15,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 104 treesize of output 65 [2021-06-14 06:01:15,372 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:15,935 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 370 [2021-06-14 06:01:15,935 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:01:15,977 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-14 06:01:15,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 73 treesize of output 61 [2021-06-14 06:01:15,979 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:16,512 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2021-06-14 06:01:16,513 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:01:16,545 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-14 06:01:16,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 86 treesize of output 64 [2021-06-14 06:01:16,552 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:17,139 WARN L205 SmtUtils]: Spent 586.00 ms on a formula simplification that was a NOOP. DAG size: 331 [2021-06-14 06:01:17,140 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:01:17,178 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-14 06:01:17,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 84 treesize of output 63 [2021-06-14 06:01:17,180 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:17,685 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 313 [2021-06-14 06:01:17,685 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:01:17,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:17,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:17,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:17,734 INFO L354 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2021-06-14 06:01:17,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 126 treesize of output 69 [2021-06-14 06:01:17,735 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:17,766 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-14 06:01:17,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 123 treesize of output 68 [2021-06-14 06:01:17,767 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:18,190 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 295 [2021-06-14 06:01:18,191 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:01:18,221 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-14 06:01:18,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 91 treesize of output 63 [2021-06-14 06:01:18,223 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:18,667 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 275 [2021-06-14 06:01:18,667 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:01:18,696 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-14 06:01:18,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 68 treesize of output 58 [2021-06-14 06:01:18,699 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:19,095 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2021-06-14 06:01:19,095 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:01:19,112 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-06-14 06:01:19,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 76 treesize of output 55 [2021-06-14 06:01:19,114 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:19,492 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2021-06-14 06:01:19,493 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:01:19,523 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-14 06:01:19,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 104 treesize of output 66 [2021-06-14 06:01:19,525 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:19,895 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2021-06-14 06:01:19,895 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:01:19,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:19,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:19,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:19,933 INFO L354 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2021-06-14 06:01:19,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 104 treesize of output 66 [2021-06-14 06:01:19,934 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:19,961 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-14 06:01:19,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 108 treesize of output 68 [2021-06-14 06:01:19,963 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:20,265 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2021-06-14 06:01:20,265 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:01:20,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:20,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:20,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:20,302 INFO L354 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2021-06-14 06:01:20,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 91 treesize of output 63 [2021-06-14 06:01:20,304 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:20,329 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-14 06:01:20,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 95 treesize of output 65 [2021-06-14 06:01:20,331 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:20,606 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2021-06-14 06:01:20,606 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:01:20,634 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-14 06:01:20,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 123 treesize of output 68 [2021-06-14 06:01:20,635 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:20,889 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2021-06-14 06:01:20,889 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:01:20,903 INFO L550 ElimStorePlain]: Start of recursive call 1: 32 dim-0 vars, 16 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-14 06:01:20,903 INFO L247 ElimStorePlain]: Needed 22 recursive calls to eliminate 48 variables, input treesize:3981, output treesize:117 [2021-06-14 06:01:21,022 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:01:21,022 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2004872601] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:01:21,022 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:01:21,022 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 28 [2021-06-14 06:01:21,022 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207433133] [2021-06-14 06:01:21,022 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-14 06:01:21,022 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:01:21,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-14 06:01:21,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=667, Unknown=0, NotChecked=0, Total=756 [2021-06-14 06:01:21,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:01:21,023 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:01:21,023 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 2.357142857142857) internal successors, (66), 28 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:01:21,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:01:21,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:01:21,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:01:21,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:01:21,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:01:21,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:01:21,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 06:01:21,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 06:01:21,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 06:01:21,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 06:01:21,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-14 06:01:21,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:01:21,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:01:21,558 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 67 [2021-06-14 06:01:21,754 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 72 [2021-06-14 06:01:22,105 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 62 [2021-06-14 06:01:22,724 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 124 [2021-06-14 06:01:23,180 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 112 [2021-06-14 06:01:23,522 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 104 [2021-06-14 06:01:23,990 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 136 [2021-06-14 06:01:24,173 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 67 [2021-06-14 06:01:24,361 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 69 [2021-06-14 06:01:25,024 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 131 [2021-06-14 06:01:25,574 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 126 [2021-06-14 06:01:25,901 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 69 [2021-06-14 06:01:27,067 WARN L205 SmtUtils]: Spent 982.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 98 [2021-06-14 06:01:29,151 WARN L205 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 343 DAG size of output: 253 [2021-06-14 06:01:30,611 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 360 DAG size of output: 217 [2021-06-14 06:01:32,102 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 380 DAG size of output: 243 [2021-06-14 06:01:33,490 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 300 DAG size of output: 219 [2021-06-14 06:01:34,744 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 318 DAG size of output: 220 [2021-06-14 06:01:37,232 WARN L205 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 343 DAG size of output: 267 [2021-06-14 06:01:39,023 WARN L205 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 340 DAG size of output: 264 [2021-06-14 06:01:39,241 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 67 [2021-06-14 06:01:39,686 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 95 [2021-06-14 06:01:40,111 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 92 [2021-06-14 06:01:40,267 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 62 [2021-06-14 06:01:40,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:01:40,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:01:40,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:01:40,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:01:40,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:01:40,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:01:40,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 06:01:40,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 06:01:40,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 06:01:40,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 06:01:40,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-14 06:01:40,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:01:40,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 06:01:40,505 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable379,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:01:40,505 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:01:40,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:01:40,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1753668739, now seen corresponding path program 12 times [2021-06-14 06:01:40,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:01:40,506 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115880262] [2021-06-14 06:01:40,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:01:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:01:40,566 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-14 06:01:40,566 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:01:40,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115880262] [2021-06-14 06:01:40,566 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115880262] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:01:40,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2026856892] [2021-06-14 06:01:40,566 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:01:40,603 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-14 06:01:40,603 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:01:40,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-14 06:01:40,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:01:40,757 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 9 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:01:40,757 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2026856892] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:01:40,757 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:01:40,757 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14] total 24 [2021-06-14 06:01:40,758 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588819999] [2021-06-14 06:01:40,758 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-06-14 06:01:40,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:01:40,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-06-14 06:01:40,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=443, Unknown=0, NotChecked=0, Total=552 [2021-06-14 06:01:40,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:01:40,759 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:01:40,759 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 2.6666666666666665) internal successors, (64), 24 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:01:40,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:01:40,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:01:40,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:01:40,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:01:40,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:01:40,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:01:40,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 06:01:40,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 06:01:40,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 06:01:40,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 06:01:40,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-14 06:01:40,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:01:40,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 06:01:40,760 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:01:41,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:01:41,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:01:41,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:01:41,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:01:41,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:01:41,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:01:41,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 06:01:41,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 06:01:41,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 06:01:41,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 06:01:41,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-14 06:01:41,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:01:41,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 06:01:41,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 06:01:41,438 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable412 [2021-06-14 06:01:41,438 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:01:41,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:01:41,438 INFO L82 PathProgramCache]: Analyzing trace with hash -838921123, now seen corresponding path program 13 times [2021-06-14 06:01:41,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:01:41,438 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772555864] [2021-06-14 06:01:41,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:01:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:01:41,494 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:01:41,494 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:01:41,494 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772555864] [2021-06-14 06:01:41,494 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772555864] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:01:41,495 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [87241636] [2021-06-14 06:01:41,495 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:01:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:01:41,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-14 06:01:41,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:01:41,665 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:01:41,665 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [87241636] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:01:41,666 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-14 06:01:41,666 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2021-06-14 06:01:41,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605290863] [2021-06-14 06:01:41,667 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-14 06:01:41,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 06:01:41,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-14 06:01:41,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2021-06-14 06:01:41,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:01:41,667 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 06:01:41,667 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.65) internal successors, (53), 20 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 06:01:41,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:01:41,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:01:41,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:01:41,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:01:41,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:01:41,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:01:41,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-14 06:01:41,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 06:01:41,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-14 06:01:41,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-14 06:01:41,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-14 06:01:41,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:01:41,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-14 06:01:41,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-14 06:01:41,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 06:01:42,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 06:01:42,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-14 06:01:42,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 06:01:42,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:01:42,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 06:01:42,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-14 06:01:42,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-14 06:01:42,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 06:01:42,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-14 06:01:42,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-14 06:01:42,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-14 06:01:42,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-14 06:01:42,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-14 06:01:42,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-14 06:01:42,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-14 06:01:42,407 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable413,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:01:42,407 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-14 06:01:42,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 06:01:42,408 INFO L82 PathProgramCache]: Analyzing trace with hash 183026879, now seen corresponding path program 14 times [2021-06-14 06:01:42,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 06:01:42,408 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735849063] [2021-06-14 06:01:42,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 06:01:42,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 06:01:42,866 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 40 [2021-06-14 06:01:43,188 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 77 [2021-06-14 06:01:43,560 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 79 [2021-06-14 06:01:43,955 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 100 [2021-06-14 06:01:44,293 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 69 [2021-06-14 06:01:44,473 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 59 [2021-06-14 06:01:44,653 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 54 [2021-06-14 06:01:44,905 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 49 [2021-06-14 06:01:45,019 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 06:01:45,019 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 06:01:45,019 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735849063] [2021-06-14 06:01:45,019 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735849063] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-14 06:01:45,019 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [556221057] [2021-06-14 06:01:45,019 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-14 06:01:45,060 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-14 06:01:45,060 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-14 06:01:45,061 WARN L261 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 49 conjunts are in the unsatisfiable core [2021-06-14 06:01:45,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-14 06:01:45,952 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-06-14 06:01:47,466 WARN L205 SmtUtils]: Spent 910.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 232 [2021-06-14 06:01:48,217 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2021-06-14 06:01:48,783 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2021-06-14 06:01:50,020 WARN L205 SmtUtils]: Spent 971.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2021-06-14 06:01:52,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:52,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:52,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:52,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:52,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:52,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:52,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:52,322 INFO L354 Elim1Store]: treesize reduction 24, result has 64.2 percent of original size [2021-06-14 06:01:52,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 72 treesize of output 78 [2021-06-14 06:01:52,345 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:52,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:52,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:52,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:52,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:52,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:52,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:52,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:52,500 INFO L354 Elim1Store]: treesize reduction 26, result has 61.2 percent of original size [2021-06-14 06:01:52,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 61 treesize of output 71 [2021-06-14 06:01:52,520 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:57,744 WARN L205 SmtUtils]: Spent 5.22 s on a formula simplification that was a NOOP. DAG size: 829 [2021-06-14 06:01:57,744 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:01:57,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:57,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:57,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:57,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:57,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:57,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:57,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:57,925 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-14 06:01:57,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 61 treesize of output 67 [2021-06-14 06:01:57,932 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-14 06:01:57,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:57,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:57,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:57,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:57,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:57,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:57,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:01:58,024 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-06-14 06:01:58,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 56 treesize of output 1 [2021-06-14 06:01:58,025 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-14 06:02:02,916 WARN L205 SmtUtils]: Spent 4.89 s on a formula simplification that was a NOOP. DAG size: 812 [2021-06-14 06:02:02,917 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:02:02,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:02,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:02,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:02,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:02,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:02,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:02,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:03,122 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-06-14 06:02:03,123 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-14 06:02:03,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 95 treesize of output 99 [2021-06-14 06:02:03,189 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-14 06:02:03,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:03,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:03,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:03,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:03,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:03,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:03,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:03,358 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-06-14 06:02:03,359 INFO L354 Elim1Store]: treesize reduction 14, result has 79.1 percent of original size [2021-06-14 06:02:03,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 84 treesize of output 92 [2021-06-14 06:02:03,386 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-14 06:02:14,014 WARN L205 SmtUtils]: Spent 10.63 s on a formula simplification. DAG size of input: 858 DAG size of output: 806 [2021-06-14 06:02:14,016 INFO L628 ElimStorePlain]: treesize reduction 206, result has 96.3 percent of original size [2021-06-14 06:02:14,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:14,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:14,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:14,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:14,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:14,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:14,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:14,224 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 32 [2021-06-14 06:02:14,225 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-14 06:02:14,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 63 treesize of output 81 [2021-06-14 06:02:14,237 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-14 06:02:14,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:14,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:14,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:14,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:14,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:14,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:14,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:14,394 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-14 06:02:14,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 68 treesize of output 70 [2021-06-14 06:02:14,399 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-14 06:02:24,683 WARN L205 SmtUtils]: Spent 10.28 s on a formula simplification. DAG size of input: 802 DAG size of output: 791 [2021-06-14 06:02:24,685 INFO L628 ElimStorePlain]: treesize reduction 38, result has 99.3 percent of original size [2021-06-14 06:02:24,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:24,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:24,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:24,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:24,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:24,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:24,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:24,866 INFO L354 Elim1Store]: treesize reduction 20, result has 70.1 percent of original size [2021-06-14 06:02:24,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 58 treesize of output 74 [2021-06-14 06:02:24,882 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-14 06:02:24,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:24,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:24,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:24,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:24,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:24,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:24,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:25,029 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-14 06:02:25,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 69 treesize of output 67 [2021-06-14 06:02:25,037 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-14 06:02:35,033 WARN L205 SmtUtils]: Spent 9.99 s on a formula simplification. DAG size of input: 777 DAG size of output: 776 [2021-06-14 06:02:35,034 INFO L628 ElimStorePlain]: treesize reduction 11, result has 99.8 percent of original size [2021-06-14 06:02:35,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:35,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:35,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:35,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:35,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:35,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:35,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:35,195 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:02:35,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 46 treesize of output 90 [2021-06-14 06:02:35,220 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-14 06:02:35,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:35,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:35,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:35,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:35,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:35,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:35,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:35,352 INFO L354 Elim1Store]: treesize reduction 38, result has 43.3 percent of original size [2021-06-14 06:02:35,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 51 treesize of output 55 [2021-06-14 06:02:35,356 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-14 06:02:40,124 WARN L205 SmtUtils]: Spent 4.77 s on a formula simplification that was a NOOP. DAG size: 762 [2021-06-14 06:02:40,125 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:02:40,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:40,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:40,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:40,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:40,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:40,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:40,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:40,311 INFO L354 Elim1Store]: treesize reduction 24, result has 64.2 percent of original size [2021-06-14 06:02:40,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 69 treesize of output 77 [2021-06-14 06:02:40,316 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-14 06:02:40,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:40,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:40,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:40,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:40,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:40,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:40,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:40,469 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-14 06:02:40,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 64 treesize of output 70 [2021-06-14 06:02:40,480 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-14 06:02:50,129 WARN L205 SmtUtils]: Spent 9.65 s on a formula simplification. DAG size of input: 754 DAG size of output: 750 [2021-06-14 06:02:50,130 INFO L628 ElimStorePlain]: treesize reduction 17, result has 99.7 percent of original size [2021-06-14 06:02:50,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:50,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:50,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:50,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:50,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:50,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:50,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:50,322 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-06-14 06:02:50,323 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-14 06:02:50,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 70 treesize of output 88 [2021-06-14 06:02:50,365 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-14 06:02:50,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:50,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:50,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:50,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:50,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:50,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:50,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:02:50,535 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-14 06:02:50,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 81 treesize of output 77 [2021-06-14 06:02:50,583 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-14 06:03:05,000 WARN L205 SmtUtils]: Spent 14.42 s on a formula simplification. DAG size of input: 775 DAG size of output: 738 [2021-06-14 06:03:05,002 INFO L628 ElimStorePlain]: treesize reduction 224, result has 95.7 percent of original size [2021-06-14 06:03:05,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:05,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:05,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:05,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:05,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:05,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:05,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:05,208 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 31 [2021-06-14 06:03:05,208 INFO L354 Elim1Store]: treesize reduction 20, result has 70.1 percent of original size [2021-06-14 06:03:05,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 56 treesize of output 74 [2021-06-14 06:03:05,223 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-14 06:03:05,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:05,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:05,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:05,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:05,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:05,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:05,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:05,369 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-14 06:03:05,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 67 treesize of output 69 [2021-06-14 06:03:05,377 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-14 06:03:14,405 WARN L205 SmtUtils]: Spent 9.03 s on a formula simplification. DAG size of input: 723 DAG size of output: 720 [2021-06-14 06:03:14,406 INFO L628 ElimStorePlain]: treesize reduction 11, result has 99.8 percent of original size [2021-06-14 06:03:14,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:14,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:14,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:14,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:14,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:14,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:14,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:14,595 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-14 06:03:14,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 72 treesize of output 72 [2021-06-14 06:03:14,606 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-14 06:03:14,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:14,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:14,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:14,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:14,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:14,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:14,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:14,782 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2021-06-14 06:03:14,782 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-14 06:03:14,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 83 treesize of output 95 [2021-06-14 06:03:14,837 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-14 06:03:24,320 WARN L205 SmtUtils]: Spent 9.48 s on a formula simplification. DAG size of input: 742 DAG size of output: 706 [2021-06-14 06:03:24,321 INFO L628 ElimStorePlain]: treesize reduction 162, result has 96.7 percent of original size [2021-06-14 06:03:24,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:24,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:24,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:24,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:24,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:24,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:24,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:24,515 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2021-06-14 06:03:24,516 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-14 06:03:24,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 80 treesize of output 88 [2021-06-14 06:03:24,531 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-14 06:03:24,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:24,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:24,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:24,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:24,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:24,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:24,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:24,653 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-14 06:03:24,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 69 treesize of output 67 [2021-06-14 06:03:24,657 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-14 06:03:33,582 WARN L205 SmtUtils]: Spent 8.92 s on a formula simplification. DAG size of input: 704 DAG size of output: 692 [2021-06-14 06:03:33,583 INFO L628 ElimStorePlain]: treesize reduction 56, result has 98.8 percent of original size [2021-06-14 06:03:33,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:33,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:33,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:33,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:33,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:33,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:33,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:33,755 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-14 06:03:33,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 71 treesize of output 71 [2021-06-14 06:03:33,760 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-14 06:03:33,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:33,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:33,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:33,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:33,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:33,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:33,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:33,899 INFO L354 Elim1Store]: treesize reduction 20, result has 70.1 percent of original size [2021-06-14 06:03:33,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 66 treesize of output 80 [2021-06-14 06:03:33,926 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-14 06:03:46,937 WARN L205 SmtUtils]: Spent 13.01 s on a formula simplification. DAG size of input: 712 DAG size of output: 677 [2021-06-14 06:03:46,938 INFO L628 ElimStorePlain]: treesize reduction 284, result has 94.1 percent of original size [2021-06-14 06:03:46,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:46,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:46,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:46,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:46,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:46,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:46,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:47,136 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-06-14 06:03:47,136 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-14 06:03:47,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 65 treesize of output 89 [2021-06-14 06:03:47,141 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-14 06:03:47,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:47,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:47,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:47,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:47,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:47,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:47,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:47,272 INFO L354 Elim1Store]: treesize reduction 34, result has 49.3 percent of original size [2021-06-14 06:03:47,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 60 treesize of output 64 [2021-06-14 06:03:47,279 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-14 06:03:55,775 WARN L205 SmtUtils]: Spent 8.50 s on a formula simplification. DAG size of input: 666 DAG size of output: 665 [2021-06-14 06:03:55,776 INFO L628 ElimStorePlain]: treesize reduction 6, result has 99.9 percent of original size [2021-06-14 06:03:55,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:55,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:55,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:55,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:55,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:55,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:55,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:55,943 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-14 06:03:55,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 77 treesize of output 75 [2021-06-14 06:03:55,951 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-14 06:03:55,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:55,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:55,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:55,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:56,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:56,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:56,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:03:56,119 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2021-06-14 06:03:56,119 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-14 06:03:56,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 88 treesize of output 98 [2021-06-14 06:03:56,159 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:04,733 WARN L205 SmtUtils]: Spent 8.57 s on a formula simplification. DAG size of input: 678 DAG size of output: 652 [2021-06-14 06:04:04,735 INFO L628 ElimStorePlain]: treesize reduction 162, result has 96.5 percent of original size [2021-06-14 06:04:04,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:04,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:04,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:04,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:04,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:04,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:04,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:04,895 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-14 06:04:04,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 73 treesize of output 69 [2021-06-14 06:04:04,902 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:04,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:04,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:04,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:04,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:04,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:04,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:04,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:05,048 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-14 06:04:05,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 62 treesize of output 84 [2021-06-14 06:04:05,061 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:09,147 WARN L205 SmtUtils]: Spent 4.09 s on a formula simplification that was a NOOP. DAG size: 636 [2021-06-14 06:04:09,148 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:04:09,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:09,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:09,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:09,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:09,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:09,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:09,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:09,319 INFO L354 Elim1Store]: treesize reduction 18, result has 73.1 percent of original size [2021-06-14 06:04:09,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 84 treesize of output 88 [2021-06-14 06:04:09,362 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:09,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:09,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:09,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:09,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:09,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:09,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:09,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:09,521 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2021-06-14 06:04:09,522 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-14 06:04:09,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 95 treesize of output 99 [2021-06-14 06:04:09,547 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:21,526 WARN L205 SmtUtils]: Spent 11.98 s on a formula simplification. DAG size of input: 679 DAG size of output: 621 [2021-06-14 06:04:21,527 INFO L628 ElimStorePlain]: treesize reduction 251, result has 94.4 percent of original size [2021-06-14 06:04:21,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:21,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:21,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:21,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:21,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:21,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:21,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:21,672 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-14 06:04:21,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 57 treesize of output 63 [2021-06-14 06:04:21,682 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:21,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:21,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:21,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:21,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:21,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:21,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:21,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:21,807 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-14 06:04:21,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 68 treesize of output 72 [2021-06-14 06:04:21,814 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:25,581 WARN L205 SmtUtils]: Spent 3.77 s on a formula simplification that was a NOOP. DAG size: 604 [2021-06-14 06:04:25,582 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:04:25,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:25,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:25,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:25,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:25,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:25,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:25,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:25,725 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-14 06:04:25,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 52 treesize of output 64 [2021-06-14 06:04:25,734 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:25,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:25,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:25,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:25,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:25,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:25,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:25,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:25,857 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-14 06:04:25,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 63 treesize of output 69 [2021-06-14 06:04:25,866 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:29,498 WARN L205 SmtUtils]: Spent 3.63 s on a formula simplification that was a NOOP. DAG size: 588 [2021-06-14 06:04:29,498 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:04:29,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:29,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:29,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:29,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:29,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:29,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:29,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:29,649 INFO L354 Elim1Store]: treesize reduction 26, result has 61.2 percent of original size [2021-06-14 06:04:29,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 72 treesize of output 76 [2021-06-14 06:04:29,656 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:29,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:29,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:29,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:29,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:29,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:29,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:29,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:29,718 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-06-14 06:04:29,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 67 treesize of output 1 [2021-06-14 06:04:29,719 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:33,198 WARN L205 SmtUtils]: Spent 3.48 s on a formula simplification that was a NOOP. DAG size: 568 [2021-06-14 06:04:33,199 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:04:33,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:33,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:33,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:33,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:33,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:33,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:33,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:33,358 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-14 06:04:33,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 95 treesize of output 95 [2021-06-14 06:04:33,384 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:33,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:33,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:33,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:33,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:33,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:33,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:33,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:33,541 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-06-14 06:04:33,541 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-14 06:04:33,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 100 treesize of output 102 [2021-06-14 06:04:33,551 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:40,392 WARN L205 SmtUtils]: Spent 6.84 s on a formula simplification. DAG size of input: 600 DAG size of output: 549 [2021-06-14 06:04:40,393 INFO L628 ElimStorePlain]: treesize reduction 299, result has 92.5 percent of original size [2021-06-14 06:04:40,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:40,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:40,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:40,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:40,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:40,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:40,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:40,531 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-14 06:04:40,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 73 treesize of output 73 [2021-06-14 06:04:40,537 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:40,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:40,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:40,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:40,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:40,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:40,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:40,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:40,661 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-14 06:04:40,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 84 treesize of output 90 [2021-06-14 06:04:40,681 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:47,206 WARN L205 SmtUtils]: Spent 6.52 s on a formula simplification. DAG size of input: 544 DAG size of output: 533 [2021-06-14 06:04:47,207 INFO L628 ElimStorePlain]: treesize reduction 33, result has 99.1 percent of original size [2021-06-14 06:04:47,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:47,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:47,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:47,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:47,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:47,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:47,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:47,348 INFO L354 Elim1Store]: treesize reduction 26, result has 61.2 percent of original size [2021-06-14 06:04:47,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 66 treesize of output 74 [2021-06-14 06:04:47,358 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:47,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:47,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:47,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:47,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:47,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:47,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:47,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:47,474 INFO L354 Elim1Store]: treesize reduction 24, result has 64.2 percent of original size [2021-06-14 06:04:47,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 77 treesize of output 81 [2021-06-14 06:04:47,486 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:50,633 WARN L205 SmtUtils]: Spent 3.15 s on a formula simplification that was a NOOP. DAG size: 517 [2021-06-14 06:04:50,635 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:04:50,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:50,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:50,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:50,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:50,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:50,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:50,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:50,769 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-14 06:04:50,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 72 treesize of output 72 [2021-06-14 06:04:50,778 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:50,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:50,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:50,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:50,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:50,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:50,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:50,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:50,887 INFO L354 Elim1Store]: treesize reduction 24, result has 64.2 percent of original size [2021-06-14 06:04:50,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 61 treesize of output 73 [2021-06-14 06:04:50,896 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:56,932 WARN L205 SmtUtils]: Spent 6.03 s on a formula simplification. DAG size of input: 502 DAG size of output: 499 [2021-06-14 06:04:56,933 INFO L628 ElimStorePlain]: treesize reduction 11, result has 99.7 percent of original size [2021-06-14 06:04:56,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:56,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:56,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:56,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:56,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:56,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:56,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:57,075 INFO L354 Elim1Store]: treesize reduction 18, result has 73.1 percent of original size [2021-06-14 06:04:57,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 101 treesize of output 95 [2021-06-14 06:04:57,114 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-14 06:04:57,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:57,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:57,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:57,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:57,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:57,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:57,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:04:57,221 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:04:57,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 112 treesize of output 118 [2021-06-14 06:04:57,297 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-14 06:05:06,951 WARN L205 SmtUtils]: Spent 9.65 s on a formula simplification. DAG size of input: 581 DAG size of output: 487 [2021-06-14 06:05:06,952 INFO L628 ElimStorePlain]: treesize reduction 462, result has 87.7 percent of original size [2021-06-14 06:05:06,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:06,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:06,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:06,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:06,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:06,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:06,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:07,114 INFO L354 Elim1Store]: treesize reduction 8, result has 88.1 percent of original size [2021-06-14 06:05:07,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 83 treesize of output 99 [2021-06-14 06:05:07,122 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-14 06:05:07,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:07,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:07,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:07,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:07,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:07,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:07,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:07,221 INFO L354 Elim1Store]: treesize reduction 45, result has 32.8 percent of original size [2021-06-14 06:05:07,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 78 treesize of output 59 [2021-06-14 06:05:07,223 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-14 06:05:13,134 WARN L205 SmtUtils]: Spent 5.91 s on a formula simplification. DAG size of input: 480 DAG size of output: 468 [2021-06-14 06:05:13,135 INFO L628 ElimStorePlain]: treesize reduction 36, result has 98.9 percent of original size [2021-06-14 06:05:13,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:13,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:13,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:13,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:13,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:13,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:13,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:13,272 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-14 06:05:13,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 83 treesize of output 79 [2021-06-14 06:05:13,278 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-14 06:05:13,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:13,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:13,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:13,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:13,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:13,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:13,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:13,365 INFO L354 Elim1Store]: treesize reduction 54, result has 19.4 percent of original size [2021-06-14 06:05:13,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 78 treesize of output 50 [2021-06-14 06:05:13,367 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-14 06:05:19,196 WARN L205 SmtUtils]: Spent 5.83 s on a formula simplification. DAG size of input: 454 DAG size of output: 448 [2021-06-14 06:05:19,197 INFO L628 ElimStorePlain]: treesize reduction 27, result has 99.1 percent of original size [2021-06-14 06:05:19,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:19,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:19,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:19,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:19,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:19,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:19,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:19,323 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-14 06:05:19,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 71 treesize of output 71 [2021-06-14 06:05:19,332 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-14 06:05:19,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:19,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:19,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:19,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:19,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:19,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:19,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:19,451 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-14 06:05:19,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 76 treesize of output 90 [2021-06-14 06:05:19,458 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-14 06:05:24,758 WARN L205 SmtUtils]: Spent 5.30 s on a formula simplification. DAG size of input: 442 DAG size of output: 432 [2021-06-14 06:05:24,759 INFO L628 ElimStorePlain]: treesize reduction 72, result has 97.6 percent of original size [2021-06-14 06:05:24,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:24,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:24,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:24,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:24,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:24,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:24,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:24,890 INFO L354 Elim1Store]: treesize reduction 18, result has 73.1 percent of original size [2021-06-14 06:05:24,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 60 treesize of output 80 [2021-06-14 06:05:24,897 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-14 06:05:24,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:24,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:24,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:24,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:24,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:24,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:24,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:24,972 INFO L354 Elim1Store]: treesize reduction 43, result has 35.8 percent of original size [2021-06-14 06:05:24,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 55 treesize of output 52 [2021-06-14 06:05:24,976 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-14 06:05:27,496 WARN L205 SmtUtils]: Spent 2.52 s on a formula simplification that was a NOOP. DAG size: 417 [2021-06-14 06:05:27,497 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:05:27,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:27,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:27,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:27,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:27,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:27,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:27,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:27,610 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-14 06:05:27,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 57 treesize of output 65 [2021-06-14 06:05:27,614 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-14 06:05:27,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:27,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:27,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:27,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:27,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:27,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:27,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:27,697 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-14 06:05:27,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 52 treesize of output 60 [2021-06-14 06:05:27,704 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-14 06:05:30,136 WARN L205 SmtUtils]: Spent 2.43 s on a formula simplification that was a NOOP. DAG size: 400 [2021-06-14 06:05:30,136 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:05:30,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:30,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:30,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:30,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:30,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:30,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:30,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:30,267 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-14 06:05:30,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 51 treesize of output 77 [2021-06-14 06:05:30,278 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-14 06:05:30,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:30,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:30,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:30,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:30,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:30,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:30,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:30,372 INFO L354 Elim1Store]: treesize reduction 22, result has 67.2 percent of original size [2021-06-14 06:05:30,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 56 treesize of output 74 [2021-06-14 06:05:30,379 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-14 06:05:35,105 WARN L205 SmtUtils]: Spent 4.73 s on a formula simplification. DAG size of input: 395 DAG size of output: 386 [2021-06-14 06:05:35,106 INFO L628 ElimStorePlain]: treesize reduction 32, result has 98.9 percent of original size [2021-06-14 06:05:35,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:35,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:35,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:35,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:35,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:35,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:35,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:35,222 INFO L354 Elim1Store]: treesize reduction 34, result has 49.3 percent of original size [2021-06-14 06:05:35,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 55 treesize of output 61 [2021-06-14 06:05:35,228 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-14 06:05:35,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:35,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:35,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:35,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:35,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:35,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:35,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:35,322 INFO L354 Elim1Store]: treesize reduction 20, result has 70.1 percent of original size [2021-06-14 06:05:35,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 50 treesize of output 72 [2021-06-14 06:05:35,330 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-14 06:05:37,588 WARN L205 SmtUtils]: Spent 2.26 s on a formula simplification that was a NOOP. DAG size: 371 [2021-06-14 06:05:37,589 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-14 06:05:37,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:37,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:37,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:37,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:37,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:37,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:37,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:37,704 INFO L354 Elim1Store]: treesize reduction 18, result has 73.1 percent of original size [2021-06-14 06:05:37,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 55 treesize of output 77 [2021-06-14 06:05:37,719 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-14 06:05:37,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:37,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:37,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:37,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:37,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:37,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:37,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-14 06:05:37,804 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-14 06:05:37,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 60 treesize of output 70 [2021-06-14 06:05:37,808 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-14 06:05:42,107 WARN L205 SmtUtils]: Spent 4.30 s on a formula simplification. DAG size of input: 367 DAG size of output: 356 [2021-06-14 06:05:42,108 INFO L628 ElimStorePlain]: treesize reduction 47, result has 98.3 percent of original size Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown