/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-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 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 17:25:28,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 17:25:28,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 17:25:28,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 17:25:28,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-06 17:25:28,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-06 17:25:28,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-06 17:25:28,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-06 17:25:28,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-06 17:25:28,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-06 17:25:28,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-06 17:25:28,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-06 17:25:28,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-06 17:25:28,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-06 17:25:28,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-06 17:25:28,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-06 17:25:28,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-06 17:25:28,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-06 17:25:28,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-06 17:25:28,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-06 17:25:28,413 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-DelaySleep-NoLbe-Random42.epf [2021-06-06 17:25:28,434 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 17:25:28,434 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 17:25:28,435 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 17:25:28,435 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 17:25:28,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 17:25:28,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 17:25:28,437 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 17:25:28,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 17:25:28,437 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 17:25:28,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 17:25:28,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 17:25:28,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 17:25:28,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 17:25:28,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 17:25:28,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 17:25:28,438 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 17:25:28,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 17:25:28,438 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 17:25:28,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 17:25:28,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 17:25:28,439 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 17:25:28,439 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 17:25:28,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 17:25:28,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 17:25:28,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 17:25:28,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 17:25:28,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 17:25:28,439 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 17:25:28,439 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-06 17:25:28,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 17:25:28,439 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 17:25:28,440 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 17:25:28,440 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 17:25:28,440 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 17:25:28,440 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-06 17:25:28,440 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 17:25:28,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 17:25:28,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 17:25:28,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 17:25:28,675 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 17:25:28,676 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 17:25:28,676 INFO L432 ainManager$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 [2021-06-06 17:25:28,677 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts-array.wvr.bpl' [2021-06-06 17:25:28,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 17:25:28,694 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 17:25:28,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 17:25:28,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 17:25:28,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 17:25:28,702 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 06.06 05:25:28" (1/1) ... [2021-06-06 17:25:28,707 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 06.06 05:25:28" (1/1) ... [2021-06-06 17:25:28,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 17:25:28,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 17:25:28,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 17:25:28,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 17:25:28,721 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:25:28" (1/1) ... [2021-06-06 17:25:28,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:25:28" (1/1) ... [2021-06-06 17:25:28,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:25:28" (1/1) ... [2021-06-06 17:25:28,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:25:28" (1/1) ... [2021-06-06 17:25:28,729 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:25:28" (1/1) ... [2021-06-06 17:25:28,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:25:28" (1/1) ... [2021-06-06 17:25:28,733 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:25:28" (1/1) ... [2021-06-06 17:25:28,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 17:25:28,737 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 17:25:28,737 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 17:25:28,737 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 17:25:28,738 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:25:28" (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 [2021-06-06 17:25:28,793 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 17:25:28,793 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 17:25:28,793 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 17:25:28,793 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 17:25:28,793 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 17:25:28,794 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 17:25:28,794 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 17:25:28,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 17:25:28,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 17:25:28,795 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-06 17:25:28,795 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-06 17:25:28,795 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-06 17:25:28,796 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 17:25:28,958 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 17:25:28,959 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-06 17:25:28,960 INFO L202 PluginConnector]: Adding new model mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 05:25:28 BoogieIcfgContainer [2021-06-06 17:25:28,960 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 17:25:28,961 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 17:25:28,961 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 17:25:28,963 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 17:25:28,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:25:28" (1/2) ... [2021-06-06 17:25:28,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2543efe6 and model type mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 05:25:28, skipping insertion in model container [2021-06-06 17:25:28,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 05:25:28" (2/2) ... [2021-06-06 17:25:28,965 INFO L111 eAbstractionObserver]: Analyzing ICFG mts-array.wvr.bpl [2021-06-06 17:25:28,968 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 17:25:28,968 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 17:25:28,968 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 17:25:28,969 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 17:25:28,990 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-06 17:25:29,018 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 [2021-06-06 17:25:29,066 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 17:25:29,066 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 17:25:29,066 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 17:25:29,066 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 17:25:29,066 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 17:25:29,066 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 17:25:29,067 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 17:25:29,067 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 17:25:29,100 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:25:29,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:25:29,106 INFO L82 PathProgramCache]: Analyzing trace with hash 2088847629, now seen corresponding path program 1 times [2021-06-06 17:25:29,111 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:25:29,111 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4453977] [2021-06-06 17:25:29,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:25:29,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:25:29,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:25:29,253 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:25:29,253 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4453977] [2021-06-06 17:25:29,254 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4453977] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 17:25:29,254 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 17:25:29,254 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 17:25:29,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589134785] [2021-06-06 17:25:29,257 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 17:25:29,257 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:25:29,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 17:25:29,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-06 17:25:29,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:29,271 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:25:29,274 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) [2021-06-06 17:25:29,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:29,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:29,325 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 17:25:29,326 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:25:29,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:25:29,328 INFO L82 PathProgramCache]: Analyzing trace with hash 797227893, now seen corresponding path program 1 times [2021-06-06 17:25:29,328 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:25:29,329 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391181874] [2021-06-06 17:25:29,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:25:29,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:25:29,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 17:25:29,397 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:25:29,397 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391181874] [2021-06-06 17:25:29,397 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391181874] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 17:25:29,397 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 17:25:29,398 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 17:25:29,398 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657315541] [2021-06-06 17:25:29,399 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 17:25:29,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:25:29,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 17:25:29,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 17:25:29,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:29,400 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:25:29,400 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) [2021-06-06 17:25:29,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:29,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:29,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:29,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:29,447 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 17:25:29,447 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:25:29,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:25:29,448 INFO L82 PathProgramCache]: Analyzing trace with hash 492918357, now seen corresponding path program 1 times [2021-06-06 17:25:29,448 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:25:29,448 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750770451] [2021-06-06 17:25:29,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:25:29,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:25:29,528 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 17:25:29,528 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:25:29,528 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750770451] [2021-06-06 17:25:29,528 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750770451] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:29,528 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [177135056] [2021-06-06 17:25:29,528 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 [2021-06-06 17:25:29,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:25:29,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-06 17:25:29,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:25:29,703 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 17:25:29,704 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [177135056] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:29,704 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:25:29,704 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-06-06 17:25:29,704 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509690375] [2021-06-06 17:25:29,704 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 17:25:29,704 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:25:29,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 17:25:29,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-06 17:25:29,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:29,705 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:25:29,705 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) [2021-06-06 17:25:29,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:29,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:29,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:29,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:29,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:29,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:25:29,985 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:25:29,986 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:25:29,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:25:29,987 INFO L82 PathProgramCache]: Analyzing trace with hash -1099105161, now seen corresponding path program 2 times [2021-06-06 17:25:29,989 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:25:29,989 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290534917] [2021-06-06 17:25:29,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:25:30,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:25:30,443 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 51 [2021-06-06 17:25:30,603 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 40 [2021-06-06 17:25:30,911 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:25:30,911 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:25:30,911 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290534917] [2021-06-06 17:25:30,911 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290534917] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:30,911 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2017172706] [2021-06-06 17:25:30,911 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 [2021-06-06 17:25:30,957 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 17:25:30,957 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:25:30,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 30 conjunts are in the unsatisfiable core [2021-06-06 17:25:30,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:25:31,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:31,473 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:25:31,473 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 [2021-06-06 17:25:31,474 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:31,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:31,496 INFO L354 Elim1Store]: treesize reduction 14, result has 17.6 percent of original size [2021-06-06 17:25:31,497 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 [2021-06-06 17:25:31,499 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:31,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:31,511 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:25:31,511 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 [2021-06-06 17:25:31,512 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:31,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:31,529 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:25:31,529 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 [2021-06-06 17:25:31,531 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:31,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:31,541 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:25:31,542 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 [2021-06-06 17:25:31,542 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:31,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:31,552 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:25:31,553 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 [2021-06-06 17:25:31,555 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:31,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:31,565 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:25:31,565 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 [2021-06-06 17:25:31,566 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:31,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:31,581 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:25:31,581 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 [2021-06-06 17:25:31,582 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:31,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:31,603 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:25:31,603 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 [2021-06-06 17:25:31,604 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:31,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:31,618 INFO L354 Elim1Store]: treesize reduction 14, result has 17.6 percent of original size [2021-06-06 17:25:31,618 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 [2021-06-06 17:25:31,620 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:31,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:31,632 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:25:31,632 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 [2021-06-06 17:25:31,633 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:31,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:31,644 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:25:31,644 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 [2021-06-06 17:25:31,647 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:31,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:31,657 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:25:31,657 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 [2021-06-06 17:25:31,658 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:31,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:31,668 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:25:31,668 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 [2021-06-06 17:25:31,681 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:31,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:31,691 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:25:31,691 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 [2021-06-06 17:25:31,692 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:31,701 INFO L354 Elim1Store]: treesize reduction 22, result has 12.0 percent of original size [2021-06-06 17:25:31,702 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 [2021-06-06 17:25:31,704 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:31,774 INFO L628 ElimStorePlain]: treesize reduction 28, result has 72.3 percent of original size [2021-06-06 17:25:31,780 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-06 17:25:31,783 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 2 variables, input treesize:1445, output treesize:46 [2021-06-06 17:25:31,842 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:25:31,842 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2017172706] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:31,842 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:25:31,843 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 19 [2021-06-06 17:25:31,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852409117] [2021-06-06 17:25:31,843 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-06 17:25:31,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:25:31,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-06 17:25:31,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2021-06-06 17:25:31,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:31,845 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:25:31,846 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) [2021-06-06 17:25:31,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:31,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:31,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:25:31,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:32,460 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 50 [2021-06-06 17:25:32,607 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2021-06-06 17:25:32,754 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 64 [2021-06-06 17:25:32,893 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2021-06-06 17:25:33,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:33,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:33,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:25:33,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 17:25:33,468 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:25:33,469 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:25:33,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:25:33,470 INFO L82 PathProgramCache]: Analyzing trace with hash -1687401831, now seen corresponding path program 3 times [2021-06-06 17:25:33,470 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:25:33,470 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292436323] [2021-06-06 17:25:33,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:25:33,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:25:33,519 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:25:33,519 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:25:33,519 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292436323] [2021-06-06 17:25:33,520 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292436323] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:33,520 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1131295684] [2021-06-06 17:25:33,520 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 [2021-06-06 17:25:33,548 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 17:25:33,548 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:25:33,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-06 17:25:33,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:25:33,627 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:25:33,627 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1131295684] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:33,627 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:25:33,627 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-06-06 17:25:33,627 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119109465] [2021-06-06 17:25:33,627 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 17:25:33,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:25:33,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 17:25:33,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-06-06 17:25:33,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:33,628 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:25:33,628 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) [2021-06-06 17:25:33,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:33,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:33,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:25:33,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 17:25:33,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:33,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:33,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:33,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:25:33,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 17:25:33,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 17:25:33,928 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:25:33,929 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:25:33,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:25:33,929 INFO L82 PathProgramCache]: Analyzing trace with hash -745730471, now seen corresponding path program 4 times [2021-06-06 17:25:33,929 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:25:33,929 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193681339] [2021-06-06 17:25:33,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:25:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:25:33,975 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:25:33,975 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:25:33,975 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193681339] [2021-06-06 17:25:33,975 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193681339] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:33,975 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1768510090] [2021-06-06 17:25:33,975 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 [2021-06-06 17:25:34,004 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 17:25:34,004 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:25:34,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-06 17:25:34,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:25:34,088 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:25:34,089 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1768510090] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:34,089 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:25:34,089 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 12 [2021-06-06 17:25:34,089 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93725466] [2021-06-06 17:25:34,089 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-06 17:25:34,089 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:25:34,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-06 17:25:34,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-06-06 17:25:34,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:34,090 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:25:34,090 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) [2021-06-06 17:25:34,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:34,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:34,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:25:34,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 17:25:34,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 17:25:34,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:34,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:34,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:34,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:25:34,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:25:34,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:25:34,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:25:34,544 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-06-06 17:25:34,545 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:25:34,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:25:34,545 INFO L82 PathProgramCache]: Analyzing trace with hash -2025348583, now seen corresponding path program 5 times [2021-06-06 17:25:34,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:25:34,545 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646143575] [2021-06-06 17:25:34,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:25:34,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:25:34,596 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:25:34,597 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:25:34,597 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646143575] [2021-06-06 17:25:34,597 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646143575] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:34,597 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [139504741] [2021-06-06 17:25:34,597 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 [2021-06-06 17:25:34,628 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-06 17:25:34,628 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:25:34,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-06 17:25:34,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:25:34,729 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:25:34,729 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [139504741] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:34,729 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:25:34,729 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 16 [2021-06-06 17:25:34,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217001697] [2021-06-06 17:25:34,730 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-06 17:25:34,730 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:25:34,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-06 17:25:34,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2021-06-06 17:25:34,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:34,731 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:25:34,731 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) [2021-06-06 17:25:34,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:34,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:34,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:25:34,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:25:34,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:25:34,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:25:34,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:35,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:35,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:35,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:25:35,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:25:35,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:25:35,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:25:35,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:25:35,218 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:25:35,218 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:25:35,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:25:35,218 INFO L82 PathProgramCache]: Analyzing trace with hash 1805360349, now seen corresponding path program 6 times [2021-06-06 17:25:35,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:25:35,218 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491842294] [2021-06-06 17:25:35,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:25:35,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:25:35,285 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:25:35,285 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:25:35,285 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491842294] [2021-06-06 17:25:35,285 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491842294] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:35,286 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1382561404] [2021-06-06 17:25:35,286 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 [2021-06-06 17:25:35,328 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-06 17:25:35,329 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:25:35,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-06 17:25:35,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:25:35,424 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:25:35,424 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1382561404] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:35,425 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:25:35,425 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 14 [2021-06-06 17:25:35,425 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954043277] [2021-06-06 17:25:35,425 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-06 17:25:35,425 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:25:35,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-06 17:25:35,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2021-06-06 17:25:35,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:35,426 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:25:35,426 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) [2021-06-06 17:25:35,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:35,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:35,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:25:35,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:25:35,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:25:35,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:25:35,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:25:35,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:35,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:25:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:25:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:25:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:25:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:25:35,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 17:25:35,743 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:25:35,744 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:25:35,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:25:35,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1545867195, now seen corresponding path program 7 times [2021-06-06 17:25:35,744 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:25:35,745 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170779390] [2021-06-06 17:25:35,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:25:35,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:25:36,369 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 70 [2021-06-06 17:25:36,702 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 82 [2021-06-06 17:25:36,985 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 74 [2021-06-06 17:25:37,214 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 51 [2021-06-06 17:25:37,461 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 48 [2021-06-06 17:25:37,636 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:25:37,637 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:25:37,637 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170779390] [2021-06-06 17:25:37,637 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170779390] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:37,637 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [983066088] [2021-06-06 17:25:37,637 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 [2021-06-06 17:25:37,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:25:37,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 38 conjunts are in the unsatisfiable core [2021-06-06 17:25:37,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:25:38,098 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-06-06 17:25:38,361 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-06-06 17:25:38,656 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-06-06 17:25:38,941 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-06-06 17:25:39,183 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-06-06 17:25:39,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:39,315 INFO L354 Elim1Store]: treesize reduction 38, result has 7.3 percent of original size [2021-06-06 17:25:39,315 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 [2021-06-06 17:25:39,317 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:39,333 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-06-06 17:25:39,333 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 [2021-06-06 17:25:39,334 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:39,883 WARN L205 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 180 [2021-06-06 17:25:39,883 INFO L628 ElimStorePlain]: treesize reduction 520, result has 61.6 percent of original size [2021-06-06 17:25:39,907 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-06 17:25:39,907 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 [2021-06-06 17:25:39,909 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:40,102 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2021-06-06 17:25:40,102 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:25:40,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:40,131 INFO L354 Elim1Store]: treesize reduction 38, result has 7.3 percent of original size [2021-06-06 17:25:40,132 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 [2021-06-06 17:25:40,133 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:40,154 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-06 17:25:40,154 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 [2021-06-06 17:25:40,156 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:40,324 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2021-06-06 17:25:40,325 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:25:40,344 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-06 17:25:40,344 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 [2021-06-06 17:25:40,346 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:40,498 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2021-06-06 17:25:40,498 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:25:40,516 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-06 17:25:40,516 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 [2021-06-06 17:25:40,518 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:40,665 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-06-06 17:25:40,665 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:25:40,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:40,691 INFO L354 Elim1Store]: treesize reduction 38, result has 7.3 percent of original size [2021-06-06 17:25:40,691 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 [2021-06-06 17:25:40,693 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:40,710 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-06 17:25:40,710 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 [2021-06-06 17:25:40,712 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:40,833 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-06-06 17:25:40,833 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:25:40,852 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-06 17:25:40,852 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 [2021-06-06 17:25:40,865 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:40,986 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-06-06 17:25:40,986 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:25:41,001 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-06 17:25:41,001 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 [2021-06-06 17:25:41,016 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:41,122 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-06-06 17:25:41,123 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:25:41,132 INFO L550 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: and 7 xjuncts. [2021-06-06 17:25:41,132 INFO L247 ElimStorePlain]: Needed 12 recursive calls to eliminate 24 variables, input treesize:1467, output treesize:100 [2021-06-06 17:25:41,226 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:25:41,226 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [983066088] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:41,227 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:25:41,227 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 22 [2021-06-06 17:25:41,229 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348761605] [2021-06-06 17:25:41,229 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-06-06 17:25:41,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:25:41,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-06-06 17:25:41,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=382, Unknown=0, NotChecked=0, Total=462 [2021-06-06 17:25:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:41,230 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:25:41,230 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) [2021-06-06 17:25:41,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:41,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:41,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:25:41,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:25:41,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:25:41,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:25:41,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:25:41,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 17:25:41,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:41,499 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 65 [2021-06-06 17:25:41,892 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 80 [2021-06-06 17:25:42,082 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 59 [2021-06-06 17:25:42,458 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 76 [2021-06-06 17:25:42,882 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 123 [2021-06-06 17:25:43,249 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 120 [2021-06-06 17:25:43,469 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2021-06-06 17:25:44,133 WARN L205 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2021-06-06 17:25:44,577 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 115 [2021-06-06 17:25:45,062 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 116 [2021-06-06 17:25:45,284 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 81 [2021-06-06 17:25:46,207 WARN L205 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 159 [2021-06-06 17:25:47,371 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 199 DAG size of output: 159 [2021-06-06 17:25:47,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:47,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:47,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:25:47,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:25:47,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:25:47,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:25:47,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:25:47,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 17:25:47,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:25:47,663 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-06 17:25:47,664 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:25:47,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:25:47,664 INFO L82 PathProgramCache]: Analyzing trace with hash -1547935587, now seen corresponding path program 8 times [2021-06-06 17:25:47,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:25:47,664 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936458096] [2021-06-06 17:25:47,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:25:47,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:25:47,713 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:25:47,713 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:25:47,713 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936458096] [2021-06-06 17:25:47,713 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936458096] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:47,713 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [723710659] [2021-06-06 17:25:47,714 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 [2021-06-06 17:25:47,741 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 17:25:47,742 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:25:47,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-06 17:25:47,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:25:47,846 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:25:47,846 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [723710659] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:47,846 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:25:47,846 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-06 17:25:47,846 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293931702] [2021-06-06 17:25:47,846 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-06 17:25:47,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:25:47,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-06 17:25:47,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2021-06-06 17:25:47,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:47,847 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:25:47,847 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) [2021-06-06 17:25:47,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:47,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:47,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:25:47,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:25:47,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:25:47,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:25:47,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:25:47,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 17:25:47,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:25:47,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:48,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:48,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:48,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:25:48,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:25:48,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:25:48,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:25:48,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:25:48,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 17:25:48,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:25:48,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 17:25:48,276 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:25:48,276 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:25:48,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:25:48,276 INFO L82 PathProgramCache]: Analyzing trace with hash -1807428741, now seen corresponding path program 9 times [2021-06-06 17:25:48,276 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:25:48,276 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172338321] [2021-06-06 17:25:48,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:25:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:25:48,772 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2021-06-06 17:25:48,971 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 79 [2021-06-06 17:25:49,336 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 37 [2021-06-06 17:25:49,435 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:25:49,435 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:25:49,435 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172338321] [2021-06-06 17:25:49,435 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172338321] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:49,435 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97913268] [2021-06-06 17:25:49,435 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 [2021-06-06 17:25:49,467 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-06 17:25:49,468 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:25:49,468 WARN L261 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-06 17:25:49,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:25:51,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,691 INFO L354 Elim1Store]: treesize reduction 61, result has 37.1 percent of original size [2021-06-06 17:25:51,692 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 [2021-06-06 17:25:51,708 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:51,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,788 INFO L354 Elim1Store]: treesize reduction 75, result has 22.7 percent of original size [2021-06-06 17:25:51,789 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 [2021-06-06 17:25:51,795 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:51,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,889 INFO L354 Elim1Store]: treesize reduction 61, result has 37.1 percent of original size [2021-06-06 17:25:51,889 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 [2021-06-06 17:25:51,894 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:51,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,938 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:51,938 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 [2021-06-06 17:25:51,939 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:51,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:51,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,008 INFO L354 Elim1Store]: treesize reduction 83, result has 14.4 percent of original size [2021-06-06 17:25:52,009 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 [2021-06-06 17:25:52,011 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:52,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,056 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:52,056 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 [2021-06-06 17:25:52,057 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:52,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,155 INFO L354 Elim1Store]: treesize reduction 49, result has 49.5 percent of original size [2021-06-06 17:25:52,155 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 [2021-06-06 17:25:52,184 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:52,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,261 INFO L354 Elim1Store]: treesize reduction 79, result has 18.6 percent of original size [2021-06-06 17:25:52,261 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 102 [2021-06-06 17:25:52,264 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:52,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,340 INFO L354 Elim1Store]: treesize reduction 77, result has 20.6 percent of original size [2021-06-06 17:25:52,341 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 [2021-06-06 17:25:52,343 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:52,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,392 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:52,392 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 [2021-06-06 17:25:52,393 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:52,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,441 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:52,442 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 [2021-06-06 17:25:52,442 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:52,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,492 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:52,492 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 [2021-06-06 17:25:52,493 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:52,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,541 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:52,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 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 [2021-06-06 17:25:52,544 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:52,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,593 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:52,594 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 [2021-06-06 17:25:52,594 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:52,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,673 INFO L354 Elim1Store]: treesize reduction 77, result has 20.6 percent of original size [2021-06-06 17:25:52,673 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 [2021-06-06 17:25:52,676 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:52,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,725 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:52,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 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 [2021-06-06 17:25:52,726 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:52,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,774 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:52,775 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 [2021-06-06 17:25:52,775 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:52,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,819 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:52,819 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 [2021-06-06 17:25:52,823 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:52,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,873 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:52,874 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 [2021-06-06 17:25:52,874 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:52,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,935 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:52,935 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 [2021-06-06 17:25:52,936 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:52,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:52,985 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:52,985 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 [2021-06-06 17:25:52,985 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:52,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,043 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,043 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 [2021-06-06 17:25:53,046 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,088 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,088 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 181 treesize of output 1 [2021-06-06 17:25:53,089 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,147 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,147 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 [2021-06-06 17:25:53,148 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,193 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,193 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 [2021-06-06 17:25:53,194 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,239 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,239 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 [2021-06-06 17:25:53,240 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,284 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,284 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 [2021-06-06 17:25:53,287 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,334 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,334 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 [2021-06-06 17:25:53,336 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,383 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,383 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 [2021-06-06 17:25:53,384 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,428 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,428 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 [2021-06-06 17:25:53,439 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,488 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,489 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 [2021-06-06 17:25:53,489 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,534 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,534 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 [2021-06-06 17:25:53,535 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,576 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,576 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 [2021-06-06 17:25:53,577 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,619 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,619 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 [2021-06-06 17:25:53,620 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,667 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,667 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 [2021-06-06 17:25:53,668 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,713 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,713 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 [2021-06-06 17:25:53,714 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,752 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,752 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 [2021-06-06 17:25:53,755 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,797 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,797 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 [2021-06-06 17:25:53,798 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,843 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,843 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 [2021-06-06 17:25:53,844 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,904 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:53,904 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 [2021-06-06 17:25:53,905 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:53,975 INFO L354 Elim1Store]: treesize reduction 77, result has 20.6 percent of original size [2021-06-06 17:25:53,975 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 [2021-06-06 17:25:53,980 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:53,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,055 INFO L354 Elim1Store]: treesize reduction 79, result has 18.6 percent of original size [2021-06-06 17:25:54,055 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 110 [2021-06-06 17:25:54,066 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,109 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,109 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 [2021-06-06 17:25:54,110 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,161 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,162 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 [2021-06-06 17:25:54,162 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,208 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,208 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 [2021-06-06 17:25:54,209 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,249 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,249 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 [2021-06-06 17:25:54,250 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,290 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,290 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 [2021-06-06 17:25:54,291 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,332 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,333 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 [2021-06-06 17:25:54,333 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,385 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,386 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 [2021-06-06 17:25:54,386 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,437 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,437 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 [2021-06-06 17:25:54,438 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,481 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,482 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 [2021-06-06 17:25:54,482 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,522 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 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 [2021-06-06 17:25:54,525 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,568 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,568 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 [2021-06-06 17:25:54,569 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,611 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,612 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 [2021-06-06 17:25:54,625 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,689 INFO L354 Elim1Store]: treesize reduction 83, result has 14.4 percent of original size [2021-06-06 17:25:54,689 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 [2021-06-06 17:25:54,691 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,730 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,730 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 [2021-06-06 17:25:54,731 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,769 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,770 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 197 treesize of output 1 [2021-06-06 17:25:54,770 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,806 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,806 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 [2021-06-06 17:25:54,807 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,842 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,842 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 [2021-06-06 17:25:54,843 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,878 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,878 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 [2021-06-06 17:25:54,879 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,911 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:54,911 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 [2021-06-06 17:25:54,913 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,980 INFO L354 Elim1Store]: treesize reduction 79, result has 18.6 percent of original size [2021-06-06 17:25:54,980 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 116 [2021-06-06 17:25:54,986 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:54,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:54,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:55,018 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:25:55,019 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 [2021-06-06 17:25:55,019 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:55,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:25:55,030 INFO L354 Elim1Store]: treesize reduction 120, result has 0.8 percent of original size [2021-06-06 17:25:55,030 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 142 treesize of output 1 [2021-06-06 17:25:55,042 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-06 17:25:55,255 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 51 [2021-06-06 17:25:55,255 INFO L628 ElimStorePlain]: treesize reduction 389, result has 35.5 percent of original size [2021-06-06 17:25:55,285 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 5 xjuncts. [2021-06-06 17:25:55,285 INFO L247 ElimStorePlain]: Needed 65 recursive calls to eliminate 2 variables, input treesize:12673, output treesize:401 [2021-06-06 17:25:55,519 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44 [2021-06-06 17:25:55,635 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:25:55,635 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [97913268] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:25:55,635 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:25:55,635 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-06-06 17:25:55,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360911352] [2021-06-06 17:25:55,635 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-06 17:25:55,636 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:25:55,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-06 17:25:55,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=443, Unknown=0, NotChecked=0, Total=506 [2021-06-06 17:25:55,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:55,636 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:25:55,636 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) [2021-06-06 17:25:55,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:25:55,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:25:55,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:25:55,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:25:55,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:25:55,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:25:55,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:25:55,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 17:25:55,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:25:55,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 17:25:55,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:25:56,302 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 69 [2021-06-06 17:25:56,607 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 51 [2021-06-06 17:25:57,419 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 132 [2021-06-06 17:25:57,645 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 57 [2021-06-06 17:25:57,990 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 99 [2021-06-06 17:25:58,708 WARN L205 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 133 [2021-06-06 17:25:59,306 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 137 [2021-06-06 17:25:59,474 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 79 [2021-06-06 17:25:59,865 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 102 [2021-06-06 17:26:00,084 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 80 [2021-06-06 17:26:00,315 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 73 [2021-06-06 17:26:00,589 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 31 [2021-06-06 17:26:00,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:26:00,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:26:00,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:26:00,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:26:00,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:26:00,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:26:00,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:26:00,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 17:26:00,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:26:00,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 17:26:00,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 17:26:00,794 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:26:00,795 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:26:00,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:26:00,795 INFO L82 PathProgramCache]: Analyzing trace with hash 1455109213, now seen corresponding path program 10 times [2021-06-06 17:26:00,795 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:26:00,795 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629849241] [2021-06-06 17:26:00,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:26:00,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:26:00,843 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:26:00,843 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:26:00,843 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629849241] [2021-06-06 17:26:00,843 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629849241] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:26:00,843 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1760756150] [2021-06-06 17:26:00,843 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 [2021-06-06 17:26:00,871 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 17:26:00,871 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:26:00,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-06 17:26:00,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:26:00,947 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:26:00,947 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1760756150] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:26:00,947 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:26:00,947 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 14 [2021-06-06 17:26:00,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318854210] [2021-06-06 17:26:00,948 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-06 17:26:00,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:26:00,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-06 17:26:00,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2021-06-06 17:26:00,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:26:00,948 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:26:00,948 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) [2021-06-06 17:26:00,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:26:00,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:26:00,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:26:00,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:26:00,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:26:00,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:26:00,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:26:00,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 17:26:00,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:26:00,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 17:26:00,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 17:26:00,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:26:01,445 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-06-06 17:26:02,228 WARN L205 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 138 [2021-06-06 17:26:02,480 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 96 [2021-06-06 17:26:02,650 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-06-06 17:26:02,904 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 85 [2021-06-06 17:26:03,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:26:03,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:26:03,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:26:03,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:26:03,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:26:03,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:26:03,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 17:26:03,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 17:26:03,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:26:03,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:26:03,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 17:26:03,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:26:03,237 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable381 [2021-06-06 17:26:03,237 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:26:03,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:26:03,237 INFO L82 PathProgramCache]: Analyzing trace with hash -758644481, now seen corresponding path program 11 times [2021-06-06 17:26:03,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:26:03,237 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735921454] [2021-06-06 17:26:03,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:26:03,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:26:03,671 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 42 [2021-06-06 17:26:04,053 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 80 [2021-06-06 17:26:04,469 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 104 [2021-06-06 17:26:04,854 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 96 [2021-06-06 17:26:05,135 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 62 [2021-06-06 17:26:05,382 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:26:05,382 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:26:05,382 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735921454] [2021-06-06 17:26:05,382 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735921454] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:26:05,382 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [147539484] [2021-06-06 17:26:05,382 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 [2021-06-06 17:26:05,416 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-06 17:26:05,416 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:26:05,417 WARN L261 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 46 conjunts are in the unsatisfiable core [2021-06-06 17:26:05,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:26:06,199 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-06-06 17:26:06,788 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-06-06 17:26:08,239 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 225 DAG size of output: 207 [2021-06-06 17:26:08,943 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-06-06 17:26:10,403 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 231 DAG size of output: 211 [2021-06-06 17:26:11,084 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-06-06 17:26:11,711 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-06-06 17:26:11,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:11,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:11,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:12,007 INFO L354 Elim1Store]: treesize reduction 56, result has 1.8 percent of original size [2021-06-06 17:26:12,008 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 [2021-06-06 17:26:12,008 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:12,048 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:26:12,049 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 [2021-06-06 17:26:12,051 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:13,955 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 459 DAG size of output: 444 [2021-06-06 17:26:13,956 INFO L628 ElimStorePlain]: treesize reduction 1451, result has 61.5 percent of original size [2021-06-06 17:26:13,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:13,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:13,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:14,008 INFO L354 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2021-06-06 17:26:14,008 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 [2021-06-06 17:26:14,010 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:14,045 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:26:14,046 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 [2021-06-06 17:26:14,047 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:14,668 WARN L205 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2021-06-06 17:26:14,669 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:26:14,706 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:26:14,706 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 [2021-06-06 17:26:14,707 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:15,315 WARN L205 SmtUtils]: Spent 607.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2021-06-06 17:26:15,316 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:26:15,337 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-06-06 17:26:15,338 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 [2021-06-06 17:26:15,339 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:15,934 WARN L205 SmtUtils]: Spent 594.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2021-06-06 17:26:15,934 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:26:15,981 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:26:15,981 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 [2021-06-06 17:26:15,983 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:16,532 WARN L205 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 370 [2021-06-06 17:26:16,532 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:26:16,566 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:26:16,567 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 [2021-06-06 17:26:16,568 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:17,115 WARN L205 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2021-06-06 17:26:17,115 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:26:17,147 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:26:17,147 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 [2021-06-06 17:26:17,149 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:17,678 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 331 [2021-06-06 17:26:17,678 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:26:17,709 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:26:17,709 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 [2021-06-06 17:26:17,711 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:18,207 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 313 [2021-06-06 17:26:18,207 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:26:18,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:18,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:18,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:18,255 INFO L354 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2021-06-06 17:26:18,255 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 [2021-06-06 17:26:18,257 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:18,288 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:26:18,288 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 [2021-06-06 17:26:18,290 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:18,729 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 295 [2021-06-06 17:26:18,729 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:26:18,758 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:26:18,759 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 [2021-06-06 17:26:18,760 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:19,174 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 275 [2021-06-06 17:26:19,175 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:26:19,204 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:26:19,204 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 [2021-06-06 17:26:19,206 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:19,603 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2021-06-06 17:26:19,604 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:26:19,627 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-06-06 17:26:19,628 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 [2021-06-06 17:26:19,629 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:20,000 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2021-06-06 17:26:20,000 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:26:20,027 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:26:20,028 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 [2021-06-06 17:26:20,029 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:20,399 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2021-06-06 17:26:20,399 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:26:20,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:20,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:20,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:20,436 INFO L354 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2021-06-06 17:26:20,437 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 [2021-06-06 17:26:20,438 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:20,473 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:26:20,473 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 [2021-06-06 17:26:20,474 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:20,778 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2021-06-06 17:26:20,778 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:26:20,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:20,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:20,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:20,820 INFO L354 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2021-06-06 17:26:20,820 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 [2021-06-06 17:26:20,822 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:20,847 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:26:20,847 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 [2021-06-06 17:26:20,849 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:21,099 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2021-06-06 17:26:21,100 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:26:21,125 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:26:21,125 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 [2021-06-06 17:26:21,127 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:21,353 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2021-06-06 17:26:21,353 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:26:21,369 INFO L550 ElimStorePlain]: Start of recursive call 1: 32 dim-0 vars, 16 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 17:26:21,369 INFO L247 ElimStorePlain]: Needed 22 recursive calls to eliminate 48 variables, input treesize:3981, output treesize:117 [2021-06-06 17:26:21,490 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:26:21,491 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [147539484] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:26:21,491 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:26:21,491 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 28 [2021-06-06 17:26:21,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602505750] [2021-06-06 17:26:21,491 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-06 17:26:21,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:26:21,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-06 17:26:21,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=667, Unknown=0, NotChecked=0, Total=756 [2021-06-06 17:26:21,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:26:21,492 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:26:21,492 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) [2021-06-06 17:26:21,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:26:21,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:26:21,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:26:21,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:26:21,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:26:21,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:26:21,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 17:26:21,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 17:26:21,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:26:21,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:26:21,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 17:26:21,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:26:21,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:26:22,098 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 67 [2021-06-06 17:26:22,313 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 72 [2021-06-06 17:26:22,644 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 62 [2021-06-06 17:26:23,285 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 124 [2021-06-06 17:26:23,744 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 112 [2021-06-06 17:26:24,041 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 104 [2021-06-06 17:26:24,499 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 136 [2021-06-06 17:26:24,690 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 67 [2021-06-06 17:26:24,878 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 69 [2021-06-06 17:26:25,515 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 131 [2021-06-06 17:26:26,057 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 126 [2021-06-06 17:26:26,384 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 69 [2021-06-06 17:26:27,476 WARN L205 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 98 [2021-06-06 17:26:29,474 WARN L205 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 343 DAG size of output: 253 [2021-06-06 17:26:30,830 WARN L205 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 217 [2021-06-06 17:26:32,194 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 380 DAG size of output: 243 [2021-06-06 17:26:33,476 WARN L205 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 219 [2021-06-06 17:26:34,695 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 318 DAG size of output: 220 [2021-06-06 17:26:37,054 WARN L205 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 343 DAG size of output: 267 [2021-06-06 17:26:38,787 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 340 DAG size of output: 264 [2021-06-06 17:26:39,015 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 67 [2021-06-06 17:26:39,456 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 95 [2021-06-06 17:26:39,876 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 92 [2021-06-06 17:26:40,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:26:40,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:26:40,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:26:40,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:26:40,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:26:40,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:26:40,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 17:26:40,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 17:26:40,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:26:40,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:26:40,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 17:26:40,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:26:40,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 17:26:40,281 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable382,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:26:40,281 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:26:40,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:26:40,282 INFO L82 PathProgramCache]: Analyzing trace with hash 1753668739, now seen corresponding path program 12 times [2021-06-06 17:26:40,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:26:40,282 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948588647] [2021-06-06 17:26:40,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:26:40,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:26:40,350 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-06 17:26:40,350 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:26:40,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948588647] [2021-06-06 17:26:40,350 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948588647] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:26:40,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [625876030] [2021-06-06 17:26:40,350 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 [2021-06-06 17:26:40,390 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-06 17:26:40,391 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:26:40,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-06 17:26:40,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:26:40,552 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 9 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:26:40,552 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [625876030] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:26:40,552 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:26:40,553 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14] total 24 [2021-06-06 17:26:40,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783565812] [2021-06-06 17:26:40,553 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-06-06 17:26:40,553 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:26:40,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-06-06 17:26:40,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=443, Unknown=0, NotChecked=0, Total=552 [2021-06-06 17:26:40,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:26:40,553 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:26:40,554 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) [2021-06-06 17:26:40,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:26:40,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:26:40,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:26:40,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:26:40,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:26:40,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:26:40,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 17:26:40,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 17:26:40,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:26:40,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:26:40,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 17:26:40,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:26:40,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 17:26:40,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:26:41,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:26:41,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:26:41,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:26:41,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:26:41,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:26:41,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:26:41,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 17:26:41,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 17:26:41,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:26:41,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:26:41,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 17:26:41,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:26:41,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 17:26:41,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 17:26:41,202 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable415 [2021-06-06 17:26:41,203 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:26:41,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:26:41,203 INFO L82 PathProgramCache]: Analyzing trace with hash -838921123, now seen corresponding path program 13 times [2021-06-06 17:26:41,203 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:26:41,203 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307324795] [2021-06-06 17:26:41,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:26:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:26:41,261 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:26:41,261 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:26:41,261 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307324795] [2021-06-06 17:26:41,261 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307324795] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:26:41,261 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1291664012] [2021-06-06 17:26:41,261 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 [2021-06-06 17:26:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:26:41,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-06 17:26:41,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:26:41,411 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:26:41,412 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1291664012] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:26:41,412 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:26:41,412 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2021-06-06 17:26:41,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714617901] [2021-06-06 17:26:41,412 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-06 17:26:41,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:26:41,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-06 17:26:41,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2021-06-06 17:26:41,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:26:41,413 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:26:41,413 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) [2021-06-06 17:26:41,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:26:41,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:26:41,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:26:41,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:26:41,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:26:41,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:26:41,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 17:26:41,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 17:26:41,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:26:41,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:26:41,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 17:26:41,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:26:41,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 17:26:41,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 17:26:41,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:26:41,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:26:41,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:26:41,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:26:41,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:26:41,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:26:41,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:26:41,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 17:26:41,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 17:26:41,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:26:41,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:26:41,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 17:26:41,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:26:41,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 17:26:41,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 17:26:41,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 17:26:42,068 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable416,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:26:42,069 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:26:42,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:26:42,069 INFO L82 PathProgramCache]: Analyzing trace with hash 183026879, now seen corresponding path program 14 times [2021-06-06 17:26:42,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:26:42,069 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306492726] [2021-06-06 17:26:42,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:26:42,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:26:42,463 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 40 [2021-06-06 17:26:42,751 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 77 [2021-06-06 17:26:43,045 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 79 [2021-06-06 17:26:43,430 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 100 [2021-06-06 17:26:43,756 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 69 [2021-06-06 17:26:43,933 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 59 [2021-06-06 17:26:44,105 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 54 [2021-06-06 17:26:44,316 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 49 [2021-06-06 17:26:44,431 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:26:44,431 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:26:44,431 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306492726] [2021-06-06 17:26:44,431 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306492726] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:26:44,431 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1173346680] [2021-06-06 17:26:44,431 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 [2021-06-06 17:26:44,464 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 17:26:44,464 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:26:44,465 WARN L261 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 49 conjunts are in the unsatisfiable core [2021-06-06 17:26:44,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:26:45,337 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-06-06 17:26:46,835 WARN L205 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 232 [2021-06-06 17:26:47,593 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2021-06-06 17:26:48,139 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2021-06-06 17:26:49,373 WARN L205 SmtUtils]: Spent 948.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2021-06-06 17:26:51,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:51,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:51,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:51,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:51,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:51,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:51,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:51,577 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 29 [2021-06-06 17:26:51,577 INFO L354 Elim1Store]: treesize reduction 24, result has 64.2 percent of original size [2021-06-06 17:26:51,584 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 [2021-06-06 17:26:51,604 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:51,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:51,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:51,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:51,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:51,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:51,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:51,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:51,750 INFO L354 Elim1Store]: treesize reduction 26, result has 61.2 percent of original size [2021-06-06 17:26:51,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 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 [2021-06-06 17:26:51,762 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:56,847 WARN L205 SmtUtils]: Spent 5.08 s on a formula simplification that was a NOOP. DAG size: 829 [2021-06-06 17:26:56,848 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:26:56,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:56,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:56,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:56,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:56,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:56,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:56,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:57,045 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 29 [2021-06-06 17:26:57,046 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-06 17:26:57,046 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 [2021-06-06 17:26:57,052 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 17:26:57,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:57,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:57,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:57,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:57,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:57,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:57,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:26:57,134 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-06-06 17:26:57,134 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 [2021-06-06 17:26:57,135 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 17:27:02,017 WARN L205 SmtUtils]: Spent 4.88 s on a formula simplification that was a NOOP. DAG size: 812 [2021-06-06 17:27:02,018 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:27:02,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:02,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:02,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:02,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:02,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:02,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:02,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:02,222 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-06-06 17:27:02,223 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-06 17:27:02,223 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 [2021-06-06 17:27:02,269 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 17:27:02,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:02,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:02,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:02,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:02,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:02,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:02,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:02,441 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-06-06 17:27:02,441 INFO L354 Elim1Store]: treesize reduction 14, result has 79.1 percent of original size [2021-06-06 17:27:02,442 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 [2021-06-06 17:27:02,468 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 17:27:12,789 WARN L205 SmtUtils]: Spent 10.32 s on a formula simplification. DAG size of input: 858 DAG size of output: 806 [2021-06-06 17:27:12,791 INFO L628 ElimStorePlain]: treesize reduction 206, result has 96.3 percent of original size [2021-06-06 17:27:12,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:12,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:12,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:12,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:12,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:12,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:12,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:13,011 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 32 [2021-06-06 17:27:13,012 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-06 17:27:13,012 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 [2021-06-06 17:27:13,022 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 17:27:13,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:13,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:13,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:13,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:13,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:13,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:13,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:13,170 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-06 17:27:13,170 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 [2021-06-06 17:27:13,174 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 17:27:23,105 WARN L205 SmtUtils]: Spent 9.93 s on a formula simplification. DAG size of input: 802 DAG size of output: 791 [2021-06-06 17:27:23,106 INFO L628 ElimStorePlain]: treesize reduction 38, result has 99.3 percent of original size [2021-06-06 17:27:23,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:23,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:23,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:23,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:23,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:23,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:23,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:23,285 INFO L354 Elim1Store]: treesize reduction 20, result has 70.1 percent of original size [2021-06-06 17:27:23,286 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 [2021-06-06 17:27:23,302 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 17:27:23,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:23,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:23,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:23,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:23,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:23,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:23,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:23,449 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-06 17:27:23,450 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 [2021-06-06 17:27:23,457 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 17:27:33,304 WARN L205 SmtUtils]: Spent 9.85 s on a formula simplification. DAG size of input: 777 DAG size of output: 776 [2021-06-06 17:27:33,306 INFO L628 ElimStorePlain]: treesize reduction 11, result has 99.8 percent of original size [2021-06-06 17:27:33,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:33,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:33,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:33,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:33,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:33,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:33,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:33,476 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:27:33,477 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 [2021-06-06 17:27:33,489 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 17:27:33,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:33,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:33,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:33,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:33,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:33,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:33,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:33,622 INFO L354 Elim1Store]: treesize reduction 38, result has 43.3 percent of original size [2021-06-06 17:27:33,622 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 [2021-06-06 17:27:33,625 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 17:27:38,379 WARN L205 SmtUtils]: Spent 4.75 s on a formula simplification that was a NOOP. DAG size: 762 [2021-06-06 17:27:38,379 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:27:38,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:38,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:38,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:38,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:38,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:38,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:38,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:38,575 INFO L354 Elim1Store]: treesize reduction 24, result has 64.2 percent of original size [2021-06-06 17:27:38,576 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 [2021-06-06 17:27:38,580 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 17:27:38,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:38,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:38,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:38,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:38,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:38,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:38,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:38,723 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-06 17:27:38,723 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 [2021-06-06 17:27:38,734 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 17:27:48,207 WARN L205 SmtUtils]: Spent 9.47 s on a formula simplification. DAG size of input: 754 DAG size of output: 750 [2021-06-06 17:27:48,208 INFO L628 ElimStorePlain]: treesize reduction 17, result has 99.7 percent of original size [2021-06-06 17:27:48,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:48,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:48,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:48,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:48,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:48,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:48,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:48,418 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-06-06 17:27:48,418 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-06 17:27:48,418 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 [2021-06-06 17:27:48,477 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 17:27:48,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:48,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:48,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:48,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:48,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:48,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:48,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:27:48,641 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-06 17:27:48,641 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 [2021-06-06 17:27:48,661 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-06 17:28:02,766 WARN L205 SmtUtils]: Spent 14.10 s on a formula simplification. DAG size of input: 775 DAG size of output: 738 [2021-06-06 17:28:02,767 INFO L628 ElimStorePlain]: treesize reduction 224, result has 95.7 percent of original size [2021-06-06 17:28:02,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:02,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:02,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:02,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:02,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:02,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:02,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:02,940 INFO L354 Elim1Store]: treesize reduction 20, result has 70.1 percent of original size [2021-06-06 17:28:02,941 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 [2021-06-06 17:28:02,951 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-06 17:28:02,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:02,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:02,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:02,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:03,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:03,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:03,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:03,090 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-06 17:28:03,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 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 [2021-06-06 17:28:03,115 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-06 17:28:12,215 WARN L205 SmtUtils]: Spent 9.10 s on a formula simplification. DAG size of input: 723 DAG size of output: 720 [2021-06-06 17:28:12,217 INFO L628 ElimStorePlain]: treesize reduction 11, result has 99.8 percent of original size [2021-06-06 17:28:12,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:12,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:12,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:12,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:12,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:12,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:12,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:12,393 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-06 17:28:12,394 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 72 treesize of output 72 [2021-06-06 17:28:12,404 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-06 17:28:12,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:12,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:12,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:12,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:12,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:12,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:12,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:12,588 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2021-06-06 17:28:12,588 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-06 17:28:12,588 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 [2021-06-06 17:28:12,639 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-06 17:28:22,033 WARN L205 SmtUtils]: Spent 9.39 s on a formula simplification. DAG size of input: 742 DAG size of output: 706 [2021-06-06 17:28:22,035 INFO L628 ElimStorePlain]: treesize reduction 162, result has 96.7 percent of original size [2021-06-06 17:28:22,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:22,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:22,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:22,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:22,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:22,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:22,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:22,221 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-06 17:28:22,221 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 80 treesize of output 88 [2021-06-06 17:28:22,236 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-06 17:28:22,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:22,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:22,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:22,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:22,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:22,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:22,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:22,356 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-06 17:28:22,356 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 [2021-06-06 17:28:22,361 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-06 17:28:31,126 WARN L205 SmtUtils]: Spent 8.76 s on a formula simplification. DAG size of input: 704 DAG size of output: 692 [2021-06-06 17:28:31,128 INFO L628 ElimStorePlain]: treesize reduction 56, result has 98.8 percent of original size [2021-06-06 17:28:31,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:31,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:31,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:31,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:31,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:31,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:31,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:31,295 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-06 17:28:31,295 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 [2021-06-06 17:28:31,300 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-06 17:28:31,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:31,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:31,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:31,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:31,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:31,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:31,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:31,439 INFO L354 Elim1Store]: treesize reduction 20, result has 70.1 percent of original size [2021-06-06 17:28:31,439 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 [2021-06-06 17:28:31,468 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-06 17:28:44,397 WARN L205 SmtUtils]: Spent 12.93 s on a formula simplification. DAG size of input: 712 DAG size of output: 677 [2021-06-06 17:28:44,399 INFO L628 ElimStorePlain]: treesize reduction 284, result has 94.1 percent of original size [2021-06-06 17:28:44,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:44,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:44,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:44,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:44,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:44,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:44,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:44,594 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-06-06 17:28:44,594 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-06 17:28:44,594 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 [2021-06-06 17:28:44,599 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-06 17:28:44,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:44,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:44,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:44,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:44,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:44,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:44,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:44,727 INFO L354 Elim1Store]: treesize reduction 34, result has 49.3 percent of original size [2021-06-06 17:28:44,727 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 [2021-06-06 17:28:44,734 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-06 17:28:53,159 WARN L205 SmtUtils]: Spent 8.42 s on a formula simplification. DAG size of input: 666 DAG size of output: 665 [2021-06-06 17:28:53,160 INFO L628 ElimStorePlain]: treesize reduction 6, result has 99.9 percent of original size [2021-06-06 17:28:53,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:53,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:53,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:53,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:53,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:53,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:53,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:53,324 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-06 17:28:53,324 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 [2021-06-06 17:28:53,331 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-06 17:28:53,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:53,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:53,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:53,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:53,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:53,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:53,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:28:53,498 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2021-06-06 17:28:53,498 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-06 17:28:53,498 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 [2021-06-06 17:28:53,538 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:02,076 WARN L205 SmtUtils]: Spent 8.54 s on a formula simplification. DAG size of input: 678 DAG size of output: 652 [2021-06-06 17:29:02,078 INFO L628 ElimStorePlain]: treesize reduction 162, result has 96.5 percent of original size [2021-06-06 17:29:02,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:02,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:02,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:02,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:02,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:02,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:02,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:02,236 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-06 17:29:02,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 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 [2021-06-06 17:29:02,247 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:02,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:02,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:02,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:02,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:02,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:02,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:02,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:02,391 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-06 17:29:02,391 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 [2021-06-06 17:29:02,411 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:06,378 WARN L205 SmtUtils]: Spent 3.97 s on a formula simplification that was a NOOP. DAG size: 636 [2021-06-06 17:29:06,378 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:29:06,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:06,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:06,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:06,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:06,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:06,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:06,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:06,550 INFO L354 Elim1Store]: treesize reduction 18, result has 73.1 percent of original size [2021-06-06 17:29:06,550 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 [2021-06-06 17:29:06,599 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:06,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:06,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:06,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:06,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:06,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:06,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:06,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:06,753 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2021-06-06 17:29:06,754 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-06 17:29:06,754 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 [2021-06-06 17:29:06,779 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:18,592 WARN L205 SmtUtils]: Spent 11.81 s on a formula simplification. DAG size of input: 679 DAG size of output: 621 [2021-06-06 17:29:18,593 INFO L628 ElimStorePlain]: treesize reduction 251, result has 94.4 percent of original size [2021-06-06 17:29:18,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:18,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:18,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:18,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:18,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:18,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:18,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:18,741 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-06 17:29:18,742 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 [2021-06-06 17:29:18,750 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:18,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:18,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:18,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:18,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:18,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:18,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:18,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:18,875 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-06 17:29:18,876 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 [2021-06-06 17:29:18,882 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:22,596 WARN L205 SmtUtils]: Spent 3.71 s on a formula simplification that was a NOOP. DAG size: 604 [2021-06-06 17:29:22,597 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:29:22,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:22,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:22,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:22,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:22,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:22,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:22,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:22,738 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-06 17:29:22,738 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 [2021-06-06 17:29:22,748 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:22,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:22,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:22,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:22,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:22,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:22,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:22,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:22,865 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-06 17:29:22,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 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 [2021-06-06 17:29:22,874 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:26,483 WARN L205 SmtUtils]: Spent 3.61 s on a formula simplification that was a NOOP. DAG size: 588 [2021-06-06 17:29:26,483 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:29:26,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:26,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:26,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:26,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:26,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:26,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:26,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:26,630 INFO L354 Elim1Store]: treesize reduction 26, result has 61.2 percent of original size [2021-06-06 17:29:26,630 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 [2021-06-06 17:29:26,637 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:26,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:26,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:26,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:26,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:26,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:26,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:26,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:26,697 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-06-06 17:29:26,697 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 [2021-06-06 17:29:26,698 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:30,197 WARN L205 SmtUtils]: Spent 3.50 s on a formula simplification that was a NOOP. DAG size: 568 [2021-06-06 17:29:30,198 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:29:30,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:30,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:30,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:30,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:30,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:30,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:30,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:30,351 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-06 17:29:30,351 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 [2021-06-06 17:29:30,383 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:30,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:30,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:30,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:30,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:30,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:30,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:30,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:30,535 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-06 17:29:30,535 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 100 treesize of output 102 [2021-06-06 17:29:30,544 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:37,334 WARN L205 SmtUtils]: Spent 6.79 s on a formula simplification. DAG size of input: 600 DAG size of output: 549 [2021-06-06 17:29:37,335 INFO L628 ElimStorePlain]: treesize reduction 299, result has 92.5 percent of original size [2021-06-06 17:29:37,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:37,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:37,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:37,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:37,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:37,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:37,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:37,477 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-06 17:29:37,477 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 [2021-06-06 17:29:37,483 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:37,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:37,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:37,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:37,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:37,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:37,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:37,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:37,614 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-06 17:29:37,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 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 [2021-06-06 17:29:37,635 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:44,153 WARN L205 SmtUtils]: Spent 6.52 s on a formula simplification. DAG size of input: 544 DAG size of output: 533 [2021-06-06 17:29:44,154 INFO L628 ElimStorePlain]: treesize reduction 33, result has 99.1 percent of original size [2021-06-06 17:29:44,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:44,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:44,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:44,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:44,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:44,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:44,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:44,295 INFO L354 Elim1Store]: treesize reduction 26, result has 61.2 percent of original size [2021-06-06 17:29:44,295 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 [2021-06-06 17:29:44,305 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:44,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:44,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:44,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:44,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:44,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:44,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:44,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:44,421 INFO L354 Elim1Store]: treesize reduction 24, result has 64.2 percent of original size [2021-06-06 17:29:44,421 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 [2021-06-06 17:29:44,434 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:47,576 WARN L205 SmtUtils]: Spent 3.14 s on a formula simplification that was a NOOP. DAG size: 517 [2021-06-06 17:29:47,577 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:29:47,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:47,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:47,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:47,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:47,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:47,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:47,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:47,713 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-06 17:29:47,713 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 [2021-06-06 17:29:47,723 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:47,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:47,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:47,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:47,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:47,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:47,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:47,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:47,835 INFO L354 Elim1Store]: treesize reduction 24, result has 64.2 percent of original size [2021-06-06 17:29:47,836 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 [2021-06-06 17:29:47,844 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:53,887 WARN L205 SmtUtils]: Spent 6.04 s on a formula simplification. DAG size of input: 502 DAG size of output: 499 [2021-06-06 17:29:53,888 INFO L628 ElimStorePlain]: treesize reduction 11, result has 99.7 percent of original size [2021-06-06 17:29:53,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:53,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:53,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:53,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:53,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:53,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:53,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:54,034 INFO L354 Elim1Store]: treesize reduction 18, result has 73.1 percent of original size [2021-06-06 17:29:54,034 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 [2021-06-06 17:29:54,088 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-06 17:29:54,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:54,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:54,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:54,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:54,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:54,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:54,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:29:54,192 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:29:54,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 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 [2021-06-06 17:29:54,264 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:03,421 WARN L205 SmtUtils]: Spent 9.16 s on a formula simplification. DAG size of input: 581 DAG size of output: 487 [2021-06-06 17:30:03,422 INFO L628 ElimStorePlain]: treesize reduction 462, result has 87.7 percent of original size [2021-06-06 17:30:03,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:03,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:03,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:03,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:03,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:03,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:03,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:03,586 INFO L354 Elim1Store]: treesize reduction 8, result has 88.1 percent of original size [2021-06-06 17:30:03,586 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 [2021-06-06 17:30:03,594 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:03,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:03,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:03,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:03,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:03,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:03,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:03,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:03,679 INFO L354 Elim1Store]: treesize reduction 45, result has 32.8 percent of original size [2021-06-06 17:30:03,680 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 [2021-06-06 17:30:03,681 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:09,248 WARN L205 SmtUtils]: Spent 5.57 s on a formula simplification. DAG size of input: 480 DAG size of output: 468 [2021-06-06 17:30:09,249 INFO L628 ElimStorePlain]: treesize reduction 36, result has 98.9 percent of original size [2021-06-06 17:30:09,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:09,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:09,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:09,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:09,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:09,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:09,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:09,378 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-06 17:30:09,379 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 [2021-06-06 17:30:09,384 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:09,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:09,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:09,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:09,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:09,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:09,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:09,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:09,457 INFO L354 Elim1Store]: treesize reduction 54, result has 19.4 percent of original size [2021-06-06 17:30:09,457 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 [2021-06-06 17:30:09,459 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:14,687 WARN L205 SmtUtils]: Spent 5.23 s on a formula simplification. DAG size of input: 454 DAG size of output: 448 [2021-06-06 17:30:14,688 INFO L628 ElimStorePlain]: treesize reduction 27, result has 99.1 percent of original size [2021-06-06 17:30:14,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:14,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:14,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:14,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:14,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:14,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:14,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:14,805 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-06 17:30:14,805 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 71 treesize of output 71 [2021-06-06 17:30:14,814 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:14,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:14,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:14,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:14,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:14,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:14,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:14,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:14,922 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-06 17:30:14,922 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 [2021-06-06 17:30:14,928 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:20,002 WARN L205 SmtUtils]: Spent 5.07 s on a formula simplification. DAG size of input: 442 DAG size of output: 432 [2021-06-06 17:30:20,003 INFO L628 ElimStorePlain]: treesize reduction 72, result has 97.6 percent of original size [2021-06-06 17:30:20,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:20,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:20,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:20,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:20,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:20,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:20,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:20,129 INFO L354 Elim1Store]: treesize reduction 18, result has 73.1 percent of original size [2021-06-06 17:30:20,129 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 [2021-06-06 17:30:20,137 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:20,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:20,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:20,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:20,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:20,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:20,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:20,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:20,210 INFO L354 Elim1Store]: treesize reduction 43, result has 35.8 percent of original size [2021-06-06 17:30:20,210 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 [2021-06-06 17:30:20,214 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:22,661 WARN L205 SmtUtils]: Spent 2.45 s on a formula simplification that was a NOOP. DAG size: 417 [2021-06-06 17:30:22,661 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:30:22,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:22,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:22,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:22,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:22,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:22,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:22,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:22,773 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-06 17:30:22,773 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 [2021-06-06 17:30:22,777 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:22,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:22,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:22,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:22,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:22,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:22,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:22,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:22,860 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-06 17:30:22,860 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 [2021-06-06 17:30:22,866 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,216 WARN L205 SmtUtils]: Spent 2.35 s on a formula simplification that was a NOOP. DAG size: 400 [2021-06-06 17:30:25,216 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:30:25,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,335 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-06 17:30:25,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 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 [2021-06-06 17:30:25,345 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,438 INFO L354 Elim1Store]: treesize reduction 22, result has 67.2 percent of original size [2021-06-06 17:30:25,438 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 [2021-06-06 17:30:25,443 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:29,974 WARN L205 SmtUtils]: Spent 4.53 s on a formula simplification. DAG size of input: 395 DAG size of output: 386 [2021-06-06 17:30:29,975 INFO L628 ElimStorePlain]: treesize reduction 32, result has 98.9 percent of original size [2021-06-06 17:30:29,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:29,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:30,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:30,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:30,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:30,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:30,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:30,076 INFO L354 Elim1Store]: treesize reduction 34, result has 49.3 percent of original size [2021-06-06 17:30:30,077 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 [2021-06-06 17:30:30,082 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:30,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:30,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:30,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:30,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:30,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:30,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:30,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:30,174 INFO L354 Elim1Store]: treesize reduction 20, result has 70.1 percent of original size [2021-06-06 17:30:30,174 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 [2021-06-06 17:30:30,182 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:32,359 WARN L205 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 371 [2021-06-06 17:30:32,359 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:30:32,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:32,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:32,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:32,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:32,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:32,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:32,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:32,477 INFO L354 Elim1Store]: treesize reduction 18, result has 73.1 percent of original size [2021-06-06 17:30:32,478 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 [2021-06-06 17:30:32,503 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:32,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:32,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:32,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:32,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:32,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:32,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:32,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:32,589 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-06 17:30:32,590 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 [2021-06-06 17:30:32,593 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:36,771 WARN L205 SmtUtils]: Spent 4.18 s on a formula simplification. DAG size of input: 367 DAG size of output: 356 [2021-06-06 17:30:36,772 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