/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 21:43:59,163 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 21:43:59,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 21:43:59,188 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 21:43:59,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 21:43:59,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 21:43:59,213 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 21:43:59,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 21:43:59,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 21:43:59,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 21:43:59,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 21:43:59,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 21:43:59,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 21:43:59,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 21:43:59,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 21:43:59,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 21:43:59,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-14 21:43:59,254 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-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf [2021-07-14 21:43:59,279 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 21:43:59,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 21:43:59,279 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 21:43:59,279 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 21:43:59,280 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 21:43:59,280 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 21:43:59,280 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 21:43:59,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 21:43:59,281 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 21:43:59,281 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 21:43:59,281 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 21:43:59,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 21:43:59,281 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 21:43:59,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 21:43:59,281 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 21:43:59,281 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 21:43:59,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 21:43:59,282 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 21:43:59,282 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 21:43:59,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 21:43:59,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 21:43:59,282 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 21:43:59,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 21:43:59,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 21:43:59,282 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 21:43:59,282 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 21:43:59,283 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 21:43:59,283 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 21:43:59,283 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-14 21:43:59,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 21:43:59,283 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 21:43:59,283 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 21:43:59,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 21:43:59,283 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 21:43:59,283 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-14 21:43:59,283 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 21:43:59,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 21:43:59,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 21:43:59,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 21:43:59,560 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 21:43:59,561 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 21:43:59,561 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts.wvr.bpl [2021-07-14 21:43:59,561 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts.wvr.bpl' [2021-07-14 21:43:59,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 21:43:59,584 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 21:43:59,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 21:43:59,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 21:43:59,585 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 21:43:59,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:59" (1/1) ... [2021-07-14 21:43:59,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:59" (1/1) ... [2021-07-14 21:43:59,603 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 21:43:59,606 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 21:43:59,606 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 21:43:59,606 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 21:43:59,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:59" (1/1) ... [2021-07-14 21:43:59,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:59" (1/1) ... [2021-07-14 21:43:59,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:59" (1/1) ... [2021-07-14 21:43:59,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:59" (1/1) ... [2021-07-14 21:43:59,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:59" (1/1) ... [2021-07-14 21:43:59,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:59" (1/1) ... [2021-07-14 21:43:59,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:59" (1/1) ... [2021-07-14 21:43:59,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 21:43:59,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 21:43:59,617 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 21:43:59,617 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 21:43:59,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:59" (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 [2021-07-14 21:43:59,668 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 21:43:59,668 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 21:43:59,668 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 21:43:59,669 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 21:43:59,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 21:43:59,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 21:43:59,669 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 21:43:59,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 21:43:59,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 21:43:59,669 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-14 21:43:59,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-14 21:43:59,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-14 21:43:59,670 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 21:43:59,859 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 21:43:59,860 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-14 21:43:59,861 INFO L202 PluginConnector]: Adding new model mts.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 09:43:59 BoogieIcfgContainer [2021-07-14 21:43:59,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 21:43:59,863 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 21:43:59,863 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 21:43:59,865 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 21:43:59,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:43:59" (1/2) ... [2021-07-14 21:43:59,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e8f1330 and model type mts.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 09:43:59, skipping insertion in model container [2021-07-14 21:43:59,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 09:43:59" (2/2) ... [2021-07-14 21:43:59,867 INFO L111 eAbstractionObserver]: Analyzing ICFG mts.wvr.bpl [2021-07-14 21:43:59,887 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 21:43:59,887 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 21:43:59,887 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 21:43:59,887 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 21:43:59,914 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-07-14 21:43:59,929 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 [2021-07-14 21:43:59,981 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 21:43:59,981 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 21:43:59,981 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 21:43:59,981 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 21:43:59,981 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 21:43:59,981 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 21:43:59,982 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 21:43:59,982 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 21:44:00,053 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:44:00,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:44:00,073 INFO L82 PathProgramCache]: Analyzing trace with hash -271063803, now seen corresponding path program 1 times [2021-07-14 21:44:00,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:44:00,079 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478854979] [2021-07-14 21:44:00,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:44:00,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:44:00,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:00,191 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:44:00,191 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478854979] [2021-07-14 21:44:00,191 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478854979] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 21:44:00,192 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 21:44:00,192 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-14 21:44:00,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8466872] [2021-07-14 21:44:00,195 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-14 21:44:00,195 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:44:00,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-14 21:44:00,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-14 21:44:00,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:00,204 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:44:00,206 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.5) 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) [2021-07-14 21:44:00,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:00,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:00,243 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 21:44:00,244 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:44:00,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:44:00,244 INFO L82 PathProgramCache]: Analyzing trace with hash 315136483, now seen corresponding path program 1 times [2021-07-14 21:44:00,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:44:00,244 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132701826] [2021-07-14 21:44:00,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:44:00,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:44:00,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:00,316 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:44:00,316 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132701826] [2021-07-14 21:44:00,316 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132701826] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:00,317 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [713476048] [2021-07-14 21:44:00,317 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 [2021-07-14 21:44:00,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:44:00,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjunts are in the unsatisfiable core [2021-07-14 21:44:00,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:44:00,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 21:44:00,524 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [713476048] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 21:44:00,524 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-14 21:44:00,524 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 7 [2021-07-14 21:44:00,525 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768804513] [2021-07-14 21:44:00,526 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-14 21:44:00,526 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:44:00,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-14 21:44:00,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-07-14 21:44:00,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:00,527 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:44:00,527 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:44:00,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:00,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:00,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:00,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:44:00,779 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:44:00,779 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:44:00,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:44:00,780 INFO L82 PathProgramCache]: Analyzing trace with hash -398772159, now seen corresponding path program 1 times [2021-07-14 21:44:00,780 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:44:00,780 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2183241] [2021-07-14 21:44:00,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:44:00,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:44:01,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:01,101 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:44:01,101 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2183241] [2021-07-14 21:44:01,101 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2183241] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:01,101 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [378246315] [2021-07-14 21:44:01,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:44:01,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:44:01,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 22 conjunts are in the unsatisfiable core [2021-07-14 21:44:01,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:44:01,602 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-07-14 21:44:01,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 1 [2021-07-14 21:44:01,603 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:01,612 INFO L354 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2021-07-14 21:44:01,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 25 [2021-07-14 21:44:01,615 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:01,665 INFO L628 ElimStorePlain]: treesize reduction 55, result has 53.0 percent of original size [2021-07-14 21:44:01,672 INFO L354 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2021-07-14 21:44:01,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 22 [2021-07-14 21:44:01,675 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:01,693 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:44:01,698 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-14 21:44:01,698 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:181, output treesize:29 [2021-07-14 21:44:01,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:01,747 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [378246315] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:01,747 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:44:01,747 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2021-07-14 21:44:01,748 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977054188] [2021-07-14 21:44:01,748 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-14 21:44:01,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:44:01,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-14 21:44:01,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2021-07-14 21:44:01,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:01,749 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:44:01,749 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 3.25) 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) [2021-07-14 21:44:01,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:01,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:44:01,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:01,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:01,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:44:01,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:44:02,145 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:44:02,145 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:44:02,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:44:02,146 INFO L82 PathProgramCache]: Analyzing trace with hash 729790239, now seen corresponding path program 2 times [2021-07-14 21:44:02,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:44:02,146 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968667176] [2021-07-14 21:44:02,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:44:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:44:02,206 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:02,207 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:44:02,207 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968667176] [2021-07-14 21:44:02,207 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968667176] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:02,207 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1147570438] [2021-07-14 21:44:02,207 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:44:02,258 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 21:44:02,258 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:44:02,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-14 21:44:02,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:44:02,316 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:02,316 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1147570438] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:02,317 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:44:02,317 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-07-14 21:44:02,317 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765416002] [2021-07-14 21:44:02,317 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-14 21:44:02,317 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:44:02,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-14 21:44:02,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-07-14 21:44:02,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:02,318 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:44:02,318 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.0) internal successors, (33), 11 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:44:02,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:02,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:44:02,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:44:02,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:02,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:02,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:44:02,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:44:02,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:44:02,661 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:44:02,661 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:44:02,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:44:02,662 INFO L82 PathProgramCache]: Analyzing trace with hash 132795935, now seen corresponding path program 3 times [2021-07-14 21:44:02,662 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:44:02,662 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419583031] [2021-07-14 21:44:02,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:44:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:44:02,721 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:02,721 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:44:02,721 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419583031] [2021-07-14 21:44:02,721 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419583031] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:02,721 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [32898010] [2021-07-14 21:44:02,721 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:44:02,750 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 21:44:02,750 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:44:02,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-14 21:44:02,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:44:02,844 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:02,845 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [32898010] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:02,845 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:44:02,845 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 13 [2021-07-14 21:44:02,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689623087] [2021-07-14 21:44:02,845 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 21:44:02,845 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:44:02,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 21:44:02,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-07-14 21:44:02,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:02,846 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:44:02,846 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 2.857142857142857) internal successors, (40), 13 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) [2021-07-14 21:44:02,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:02,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:44:02,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:44:02,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:44:02,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:02,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:02,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:44:02,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:44:02,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:44:02,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:44:03,173 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-07-14 21:44:03,173 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:44:03,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:44:03,173 INFO L82 PathProgramCache]: Analyzing trace with hash 465620349, now seen corresponding path program 4 times [2021-07-14 21:44:03,174 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:44:03,174 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31265025] [2021-07-14 21:44:03,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:44:03,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:44:03,739 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:03,740 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:44:03,740 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31265025] [2021-07-14 21:44:03,740 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31265025] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:03,740 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1323203449] [2021-07-14 21:44:03,740 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:44:03,779 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 21:44:03,780 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:44:03,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 33 conjunts are in the unsatisfiable core [2021-07-14 21:44:03,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:44:04,336 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2021-07-14 21:44:04,490 INFO L446 ElimStorePlain]: Different costs {3=[A, v_prenex_20], 6=[v_prenex_19, v_prenex_18]} [2021-07-14 21:44:04,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:04,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:04,498 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:04,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 21 [2021-07-14 21:44:04,501 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:04,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:04,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:04,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 21 [2021-07-14 21:44:04,510 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:04,667 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 67 [2021-07-14 21:44:04,667 INFO L628 ElimStorePlain]: treesize reduction 230, result has 45.8 percent of original size [2021-07-14 21:44:04,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:04,681 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:04,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 15 [2021-07-14 21:44:04,682 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:04,734 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:44:04,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:04,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:04,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:04,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:04,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 17 [2021-07-14 21:44:04,743 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:04,790 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:44:04,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:04,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:04,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:04,796 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:04,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 29 [2021-07-14 21:44:04,799 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:04,838 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:44:04,842 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-14 21:44:04,842 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 8 variables, input treesize:515, output treesize:69 [2021-07-14 21:44:04,911 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:04,912 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1323203449] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:04,912 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:44:04,912 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 16 [2021-07-14 21:44:04,912 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029490150] [2021-07-14 21:44:04,912 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 21:44:04,912 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:44:04,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 21:44:04,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2021-07-14 21:44:04,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:04,913 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:44:04,913 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 2.7058823529411766) internal successors, (46), 16 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:44:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:44:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:44:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:44:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:44:04,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:05,337 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 51 [2021-07-14 21:44:05,548 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2021-07-14 21:44:05,705 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 82 [2021-07-14 21:44:05,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:05,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:44:05,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:44:05,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:44:05,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:44:05,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:44:05,974 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:44:05,974 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:44:05,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:44:05,975 INFO L82 PathProgramCache]: Analyzing trace with hash -1812664997, now seen corresponding path program 5 times [2021-07-14 21:44:05,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:44:05,975 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070756135] [2021-07-14 21:44:05,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:44:05,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:44:06,037 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:06,037 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:44:06,038 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070756135] [2021-07-14 21:44:06,038 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070756135] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:06,038 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1348802720] [2021-07-14 21:44:06,038 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:44:06,068 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-14 21:44:06,068 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:44:06,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 21:44:06,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:44:06,126 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:06,127 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1348802720] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:06,127 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:44:06,127 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 13 [2021-07-14 21:44:06,127 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111020201] [2021-07-14 21:44:06,127 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-14 21:44:06,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:44:06,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-14 21:44:06,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2021-07-14 21:44:06,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:06,128 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:44:06,128 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 2.8461538461538463) internal successors, (37), 13 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:44:06,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:06,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:44:06,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:44:06,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:44:06,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:44:06,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:44:06,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:06,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:44:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:44:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:44:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:44:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:44:06,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:44:06,603 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-07-14 21:44:06,604 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:44:06,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:44:06,608 INFO L82 PathProgramCache]: Analyzing trace with hash 1426523, now seen corresponding path program 6 times [2021-07-14 21:44:06,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:44:06,608 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987873437] [2021-07-14 21:44:06,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:44:06,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:44:06,674 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:06,674 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:44:06,675 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987873437] [2021-07-14 21:44:06,675 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987873437] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:06,675 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [907429795] [2021-07-14 21:44:06,675 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-07-14 21:44:06,704 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-07-14 21:44:06,704 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:44:06,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 21:44:06,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:44:06,829 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:06,829 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [907429795] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:06,829 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:44:06,829 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 17 [2021-07-14 21:44:06,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466113781] [2021-07-14 21:44:06,830 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 21:44:06,830 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:44:06,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 21:44:06,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2021-07-14 21:44:06,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:06,831 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:44:06,831 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.6666666666666665) internal successors, (48), 17 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:44:06,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:06,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:44:06,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:44:06,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:44:06,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:44:06,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:44:06,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:44:06,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:07,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:07,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:44:07,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:44:07,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:44:07,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:44:07,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:44:07,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:44:07,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:44:07,248 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-07-14 21:44:07,248 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:44:07,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:44:07,248 INFO L82 PathProgramCache]: Analyzing trace with hash -1226332999, now seen corresponding path program 7 times [2021-07-14 21:44:07,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:44:07,249 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763946414] [2021-07-14 21:44:07,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:44:07,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:44:07,659 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 53 [2021-07-14 21:44:08,028 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 49 [2021-07-14 21:44:08,173 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:08,173 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:44:08,173 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763946414] [2021-07-14 21:44:08,173 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763946414] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:08,174 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [958460346] [2021-07-14 21:44:08,174 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:44:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:44:08,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 37 conjunts are in the unsatisfiable core [2021-07-14 21:44:08,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:44:08,656 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-07-14 21:44:09,521 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 171 [2021-07-14 21:44:10,043 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 172 [2021-07-14 21:44:10,272 INFO L446 ElimStorePlain]: Different costs {6=[v_prenex_50, v_prenex_53, v_prenex_51, v_prenex_55], 9=[A, v_prenex_52], 12=[v_prenex_54, v_prenex_49]} [2021-07-14 21:44:10,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:10,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:10,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:10,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:10,285 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:10,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 22 [2021-07-14 21:44:10,292 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:10,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:10,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:10,301 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:10,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:10,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 22 [2021-07-14 21:44:10,304 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:10,695 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 153 [2021-07-14 21:44:10,695 INFO L628 ElimStorePlain]: treesize reduction 577, result has 44.9 percent of original size [2021-07-14 21:44:10,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:10,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:10,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:10,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 18 [2021-07-14 21:44:10,707 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:10,822 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2021-07-14 21:44:10,827 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:44:10,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:10,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:10,839 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:10,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:10,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 24 [2021-07-14 21:44:10,844 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:10,949 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-07-14 21:44:10,949 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:44:10,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:10,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:10,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:10,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:10,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:10,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:10,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 16 [2021-07-14 21:44:10,962 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:11,075 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-07-14 21:44:11,076 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:44:11,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:11,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:11,082 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:11,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:11,083 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:11,084 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 18 [2021-07-14 21:44:11,085 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:11,176 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:44:11,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:11,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:11,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:11,184 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:11,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:11,186 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:11,186 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 28 [2021-07-14 21:44:11,188 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:11,271 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:44:11,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:11,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:11,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:11,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:11,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:11,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:11,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:11,281 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:11,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 21 [2021-07-14 21:44:11,283 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:11,360 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:44:11,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:11,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:11,367 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:11,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:11,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:44:11,368 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:11,369 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:44:11,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 33 [2021-07-14 21:44:11,371 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 21:44:11,445 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:44:11,451 INFO L550 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 8 dim-1 vars, End of recursive call: and 7 xjuncts. [2021-07-14 21:44:11,451 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 16 variables, input treesize:1145, output treesize:98 [2021-07-14 21:44:11,521 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:11,521 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [958460346] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:11,521 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:44:11,521 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 22 [2021-07-14 21:44:11,521 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806026217] [2021-07-14 21:44:11,521 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-14 21:44:11,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:44:11,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-14 21:44:11,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=435, Unknown=0, NotChecked=0, Total=506 [2021-07-14 21:44:11,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:11,522 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:44:11,522 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.4782608695652173) internal successors, (57), 22 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:44:11,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:11,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:44:11,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:44:11,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:44:11,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:44:11,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:44:11,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:44:11,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:44:11,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:12,346 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 57 [2021-07-14 21:44:13,431 WARN L205 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 99 [2021-07-14 21:44:14,320 WARN L205 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 100 [2021-07-14 21:44:14,717 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 180 [2021-07-14 21:44:15,136 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 185 [2021-07-14 21:44:15,512 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 175 [2021-07-14 21:44:15,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:15,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:44:15,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:44:15,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:44:15,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:44:15,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:44:15,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:44:15,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:44:15,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 21:44:15,844 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-07-14 21:44:15,845 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:44:15,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:44:15,845 INFO L82 PathProgramCache]: Analyzing trace with hash 12772759, now seen corresponding path program 8 times [2021-07-14 21:44:15,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:44:15,845 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684804493] [2021-07-14 21:44:15,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:44:15,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:44:15,915 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:15,915 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:44:15,915 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684804493] [2021-07-14 21:44:15,915 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684804493] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:15,915 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1249377335] [2021-07-14 21:44:15,915 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:44:15,946 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 21:44:15,946 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:44:15,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-14 21:44:15,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:44:16,011 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:16,011 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1249377335] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:16,011 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:44:16,011 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 15 [2021-07-14 21:44:16,012 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196867286] [2021-07-14 21:44:16,012 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-14 21:44:16,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:44:16,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-14 21:44:16,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2021-07-14 21:44:16,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:16,012 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:44:16,013 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 2.7333333333333334) internal successors, (41), 15 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:44:16,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:16,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:44:16,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:44:16,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:44:16,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:44:16,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:44:16,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:44:16,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:44:16,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 21:44:16,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:44:16,677 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-07-14 21:44:17,012 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 104 [2021-07-14 21:44:17,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:44:17,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:44:17,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:44:17,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:44:17,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:44:17,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:44:17,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:44:17,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:44:17,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 21:44:17,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 21:44:17,391 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2021-07-14 21:44:17,391 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:44:17,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:44:17,392 INFO L82 PathProgramCache]: Analyzing trace with hash 1924054517, now seen corresponding path program 9 times [2021-07-14 21:44:17,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:44:17,392 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182729814] [2021-07-14 21:44:17,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:44:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:44:18,078 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 49 [2021-07-14 21:44:18,350 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 163 [2021-07-14 21:44:18,664 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 77 [2021-07-14 21:44:18,972 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 176 [2021-07-14 21:44:19,311 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 86 [2021-07-14 21:44:19,620 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 182 [2021-07-14 21:44:19,998 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 103 [2021-07-14 21:44:20,108 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 152 [2021-07-14 21:44:20,445 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 73 [2021-07-14 21:44:20,565 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 115 [2021-07-14 21:44:20,796 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 47 [2021-07-14 21:44:21,014 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:44:21,014 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:44:21,014 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182729814] [2021-07-14 21:44:21,014 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182729814] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:44:21,014 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [693435916] [2021-07-14 21:44:21,014 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:44:21,055 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-14 21:44:21,056 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:44:21,057 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 50 conjunts are in the unsatisfiable core [2021-07-14 21:44:21,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:44:21,709 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-07-14 21:44:22,034 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2021-07-14 21:44:29,160 WARN L205 SmtUtils]: Spent 6.33 s on a formula simplification that was a NOOP. DAG size: 188 [2021-07-14 21:44:33,346 WARN L205 SmtUtils]: Spent 3.63 s on a formula simplification that was a NOOP. DAG size: 414 [2021-07-14 21:44:40,554 WARN L205 SmtUtils]: Spent 6.29 s on a formula simplification. DAG size of input: 439 DAG size of output: 421 [2021-07-14 21:44:46,969 WARN L205 SmtUtils]: Spent 5.71 s on a formula simplification. DAG size of input: 462 DAG size of output: 442 [2021-07-14 21:45:00,208 WARN L205 SmtUtils]: Spent 12.50 s on a formula simplification that was a NOOP. DAG size: 470 [2021-07-14 21:45:09,231 WARN L205 SmtUtils]: Spent 7.99 s on a formula simplification that was a NOOP. DAG size: 869 [2021-07-14 21:45:10,686 INFO L446 ElimStorePlain]: Different costs {14=[v_prenex_150, v_prenex_142, v_prenex_121, v_prenex_132, v_prenex_122, v_prenex_133, v_prenex_123, v_prenex_145, v_prenex_124, v_prenex_146, v_prenex_126, v_prenex_137, v_prenex_138, v_prenex_128, v_prenex_129, A], 18=[v_prenex_143, v_prenex_144, v_prenex_134, v_prenex_135, v_prenex_125, v_prenex_148, v_prenex_127, v_prenex_139], 22=[v_prenex_140, v_prenex_151, v_prenex_141, v_prenex_130, v_prenex_131, v_prenex_147, v_prenex_136, v_prenex_149]} [2021-07-14 21:45:10,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:10,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:10,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:10,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:10,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:10,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:10,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:10,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:10,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:10,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:10,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:10,914 INFO L354 Elim1Store]: treesize reduction 18, result has 37.9 percent of original size [2021-07-14 21:45:10,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 75 treesize of output 45 [2021-07-14 21:45:10,917 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:10,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:10,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:10,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:11,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:11,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:11,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:11,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:11,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:11,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:11,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:11,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:11,090 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:45:11,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 84 treesize of output 68 [2021-07-14 21:45:11,113 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:31,835 WARN L205 SmtUtils]: Spent 20.72 s on a formula simplification. DAG size of input: 1018 DAG size of output: 1015 [2021-07-14 21:45:31,841 INFO L628 ElimStorePlain]: treesize reduction 43, result has 99.3 percent of original size [2021-07-14 21:45:31,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:31,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:31,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:31,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:31,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:31,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:31,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:31,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:31,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:31,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:31,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:32,059 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:45:32,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 70 [2021-07-14 21:45:32,081 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:32,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:32,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:32,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:32,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:32,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:32,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:32,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:32,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:32,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:32,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:32,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:32,253 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:45:32,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 81 treesize of output 1 [2021-07-14 21:45:32,254 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:43,429 WARN L205 SmtUtils]: Spent 11.17 s on a formula simplification that was a NOOP. DAG size: 995 [2021-07-14 21:45:43,430 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:45:43,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,630 INFO L354 Elim1Store]: treesize reduction 18, result has 37.9 percent of original size [2021-07-14 21:45:43,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 59 treesize of output 39 [2021-07-14 21:45:43,633 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:43,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:43,788 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:45:43,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 54 [2021-07-14 21:45:43,799 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:52,838 WARN L205 SmtUtils]: Spent 9.04 s on a formula simplification that was a NOOP. DAG size: 982 [2021-07-14 21:45:52,839 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:45:52,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:52,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:52,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:52,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:52,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:52,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:52,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:52,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:52,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:52,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:52,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:53,045 INFO L354 Elim1Store]: treesize reduction 4, result has 86.2 percent of original size [2021-07-14 21:45:53,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 58 [2021-07-14 21:45:53,052 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 21:45:53,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:53,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:53,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:53,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:53,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:53,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:53,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:53,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:53,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:53,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:53,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:45:53,197 INFO L354 Elim1Store]: treesize reduction 21, result has 27.6 percent of original size [2021-07-14 21:45:53,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 38 [2021-07-14 21:45:53,200 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 21:46:01,705 WARN L205 SmtUtils]: Spent 8.50 s on a formula simplification that was a NOOP. DAG size: 966 [2021-07-14 21:46:01,706 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:46:01,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,885 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:46:01,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 45 [2021-07-14 21:46:01,890 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 21:46:01,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:01,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:02,011 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:46:02,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 1 [2021-07-14 21:46:02,012 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 21:46:10,347 WARN L205 SmtUtils]: Spent 8.33 s on a formula simplification that was a NOOP. DAG size: 949 [2021-07-14 21:46:10,348 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:46:10,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,535 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:46:10,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 59 treesize of output 43 [2021-07-14 21:46:10,541 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 21:46:10,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:10,710 INFO L354 Elim1Store]: treesize reduction 4, result has 86.2 percent of original size [2021-07-14 21:46:10,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 64 treesize of output 56 [2021-07-14 21:46:10,716 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 21:46:18,788 WARN L205 SmtUtils]: Spent 8.07 s on a formula simplification that was a NOOP. DAG size: 935 [2021-07-14 21:46:18,789 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:46:18,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:18,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:18,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:18,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:18,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:18,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:18,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:18,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:18,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:18,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:18,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:18,954 INFO L354 Elim1Store]: treesize reduction 18, result has 37.9 percent of original size [2021-07-14 21:46:18,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 65 treesize of output 41 [2021-07-14 21:46:18,956 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 21:46:19,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:19,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:19,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:19,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:19,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:19,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:19,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:19,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:19,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:19,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:19,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:19,099 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:46:19,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 56 [2021-07-14 21:46:19,120 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 2 xjuncts. [2021-07-14 21:46:35,061 WARN L205 SmtUtils]: Spent 15.93 s on a formula simplification. DAG size of input: 925 DAG size of output: 924 [2021-07-14 21:46:35,064 INFO L628 ElimStorePlain]: treesize reduction 6, result has 99.9 percent of original size [2021-07-14 21:46:35,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,236 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:46:35,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 67 treesize of output 49 [2021-07-14 21:46:35,241 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 21:46:35,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:35,362 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:46:35,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 1 [2021-07-14 21:46:35,363 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 21:46:50,380 WARN L205 SmtUtils]: Spent 15.02 s on a formula simplification. DAG size of input: 911 DAG size of output: 905 [2021-07-14 21:46:50,382 INFO L628 ElimStorePlain]: treesize reduction 17, result has 99.7 percent of original size [2021-07-14 21:46:50,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,563 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:46:50,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 45 [2021-07-14 21:46:50,571 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-14 21:46:50,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:46:50,720 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:46:50,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 72 treesize of output 52 [2021-07-14 21:46:50,726 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:05,332 WARN L205 SmtUtils]: Spent 14.60 s on a formula simplification. DAG size of input: 893 DAG size of output: 885 [2021-07-14 21:47:05,335 INFO L628 ElimStorePlain]: treesize reduction 58, result has 99.0 percent of original size [2021-07-14 21:47:05,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,523 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:47:05,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 47 [2021-07-14 21:47:05,528 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:05,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:05,655 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:47:05,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 66 treesize of output 1 [2021-07-14 21:47:05,656 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:12,636 WARN L205 SmtUtils]: Spent 6.98 s on a formula simplification that was a NOOP. DAG size: 866 [2021-07-14 21:47:12,636 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:47:12,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,803 INFO L354 Elim1Store]: treesize reduction 4, result has 86.2 percent of original size [2021-07-14 21:47:12,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 64 treesize of output 54 [2021-07-14 21:47:12,815 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:12,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:12,946 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:47:12,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 73 treesize of output 49 [2021-07-14 21:47:12,952 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:26,347 WARN L205 SmtUtils]: Spent 13.39 s on a formula simplification. DAG size of input: 849 DAG size of output: 847 [2021-07-14 21:47:26,350 INFO L628 ElimStorePlain]: treesize reduction 4, result has 99.9 percent of original size [2021-07-14 21:47:26,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,515 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:47:26,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 54 [2021-07-14 21:47:26,531 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:26,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:26,640 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:47:26,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 1 [2021-07-14 21:47:26,641 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:39,292 WARN L205 SmtUtils]: Spent 12.65 s on a formula simplification. DAG size of input: 833 DAG size of output: 826 [2021-07-14 21:47:39,295 INFO L628 ElimStorePlain]: treesize reduction 17, result has 99.7 percent of original size [2021-07-14 21:47:39,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,466 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:47:39,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 73 treesize of output 51 [2021-07-14 21:47:39,474 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:39,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:39,584 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:47:39,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 64 treesize of output 1 [2021-07-14 21:47:39,585 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:51,530 WARN L205 SmtUtils]: Spent 11.94 s on a formula simplification. DAG size of input: 812 DAG size of output: 806 [2021-07-14 21:47:51,532 INFO L628 ElimStorePlain]: treesize reduction 17, result has 99.7 percent of original size [2021-07-14 21:47:51,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,721 INFO L354 Elim1Store]: treesize reduction 4, result has 86.2 percent of original size [2021-07-14 21:47:51,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 70 treesize of output 56 [2021-07-14 21:47:51,731 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-07-14 21:47:51,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:47:51,880 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:47:51,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 79 treesize of output 51 [2021-07-14 21:47:51,885 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:03,326 WARN L205 SmtUtils]: Spent 11.44 s on a formula simplification. DAG size of input: 788 DAG size of output: 786 [2021-07-14 21:48:03,328 INFO L628 ElimStorePlain]: treesize reduction 4, result has 99.9 percent of original size [2021-07-14 21:48:03,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,504 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:48:03,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 52 [2021-07-14 21:48:03,522 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:03,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:03,629 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:48:03,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 1 [2021-07-14 21:48:03,630 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:09,134 WARN L205 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 766 [2021-07-14 21:48:09,135 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:09,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,285 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:48:09,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 82 treesize of output 54 [2021-07-14 21:48:09,289 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:09,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:09,384 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:48:09,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 1 [2021-07-14 21:48:09,385 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:14,386 WARN L205 SmtUtils]: Spent 5.00 s on a formula simplification that was a NOOP. DAG size: 745 [2021-07-14 21:48:14,387 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:14,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,458 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:14,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:14,538 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:48:14,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 49 [2021-07-14 21:48:14,542 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:14,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:14,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:14,668 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:48:14,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 50 [2021-07-14 21:48:14,671 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:24,292 WARN L205 SmtUtils]: Spent 9.62 s on a formula simplification. DAG size of input: 724 DAG size of output: 723 [2021-07-14 21:48:24,295 INFO L628 ElimStorePlain]: treesize reduction 39, result has 99.1 percent of original size [2021-07-14 21:48:24,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:24,412 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:24,476 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:48:24,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 86 treesize of output 58 [2021-07-14 21:48:24,489 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:24,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:24,563 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:24,591 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:48:24,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 1 [2021-07-14 21:48:24,592 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:28,988 WARN L205 SmtUtils]: Spent 4.40 s on a formula simplification that was a NOOP. DAG size: 700 [2021-07-14 21:48:28,989 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:29,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,045 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:29,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,065 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:29,136 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:48:29,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 81 treesize of output 55 [2021-07-14 21:48:29,143 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:29,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,194 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:29,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:29,233 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:48:29,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 1 [2021-07-14 21:48:29,234 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:33,266 WARN L205 SmtUtils]: Spent 4.03 s on a formula simplification that was a NOOP. DAG size: 678 [2021-07-14 21:48:33,266 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:33,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,334 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:33,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:33,430 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:48:33,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 58 [2021-07-14 21:48:33,433 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:33,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:33,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:33,532 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:48:33,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 85 treesize of output 1 [2021-07-14 21:48:33,533 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:37,488 WARN L205 SmtUtils]: Spent 3.96 s on a formula simplification that was a NOOP. DAG size: 655 [2021-07-14 21:48:37,489 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:37,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:37,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:37,623 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:48:37,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 56 [2021-07-14 21:48:37,628 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:37,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,681 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:37,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:37,725 INFO L354 Elim1Store]: treesize reduction 22, result has 24.1 percent of original size [2021-07-14 21:48:37,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 78 treesize of output 42 [2021-07-14 21:48:37,727 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:41,429 WARN L205 SmtUtils]: Spent 3.70 s on a formula simplification that was a NOOP. DAG size: 633 [2021-07-14 21:48:41,429 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:41,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,476 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:41,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,494 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:41,558 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:48:41,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 92 treesize of output 58 [2021-07-14 21:48:41,562 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:41,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:41,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:41,662 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:41,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 104 treesize of output 76 [2021-07-14 21:48:41,675 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:48,465 WARN L205 SmtUtils]: Spent 6.79 s on a formula simplification. DAG size of input: 611 DAG size of output: 610 [2021-07-14 21:48:48,467 INFO L628 ElimStorePlain]: treesize reduction 37, result has 99.0 percent of original size [2021-07-14 21:48:48,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:48,575 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:48,617 INFO L354 Elim1Store]: treesize reduction 18, result has 37.9 percent of original size [2021-07-14 21:48:48,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 67 treesize of output 43 [2021-07-14 21:48:48,619 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:48,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:48,676 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:48,713 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:48,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 62 treesize of output 58 [2021-07-14 21:48:48,722 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:51,986 WARN L205 SmtUtils]: Spent 3.26 s on a formula simplification that was a NOOP. DAG size: 592 [2021-07-14 21:48:51,986 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:52,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:52,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,063 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:52,117 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:48:52,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 67 treesize of output 47 [2021-07-14 21:48:52,122 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:52,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,171 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:52,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:52,226 INFO L354 Elim1Store]: treesize reduction 4, result has 86.2 percent of original size [2021-07-14 21:48:52,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 12 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 72 treesize of output 60 [2021-07-14 21:48:52,232 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:55,399 WARN L205 SmtUtils]: Spent 3.17 s on a formula simplification that was a NOOP. DAG size: 574 [2021-07-14 21:48:55,399 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:55,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,458 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:55,459 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:55,488 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:55,490 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:55,537 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:55,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 134 treesize of output 84 [2021-07-14 21:48:55,551 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:55,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:55,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:55,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:55,630 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:48:55,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 119 treesize of output 1 [2021-07-14 21:48:55,631 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:58,545 WARN L205 SmtUtils]: Spent 2.91 s on a formula simplification that was a NOOP. DAG size: 551 [2021-07-14 21:48:58,545 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:48:58,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:58,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:58,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:58,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:58,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:58,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:58,588 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:58,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:58,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:58,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:58,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:58,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:58,667 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:48:58,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 114 treesize of output 64 [2021-07-14 21:48:58,670 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-07-14 21:48:58,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:58,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:58,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:58,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:58,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:58,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:58,722 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:48:58,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:58,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:58,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:48:58,751 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:48:58,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 109 treesize of output 1 [2021-07-14 21:48:58,751 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-07-14 21:49:01,432 WARN L205 SmtUtils]: Spent 2.68 s on a formula simplification that was a NOOP. DAG size: 527 [2021-07-14 21:49:01,433 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:49:01,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,473 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:01,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:01,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,489 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:01,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:01,547 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:49:01,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 62 [2021-07-14 21:49:01,557 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-07-14 21:49:01,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,594 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:01,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,602 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:01,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:01,639 INFO L354 Elim1Store]: treesize reduction 18, result has 37.9 percent of original size [2021-07-14 21:49:01,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 81 treesize of output 47 [2021-07-14 21:49:01,641 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-07-14 21:49:04,277 WARN L205 SmtUtils]: Spent 2.64 s on a formula simplification that was a NOOP. DAG size: 507 [2021-07-14 21:49:04,277 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:49:04,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,324 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:04,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,330 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:04,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:04,351 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:04,398 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-07-14 21:49:04,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 81 treesize of output 51 [2021-07-14 21:49:04,403 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-07-14 21:49:04,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,449 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:04,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:04,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:04,500 INFO L354 Elim1Store]: treesize reduction 4, result has 86.2 percent of original size [2021-07-14 21:49:04,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 86 treesize of output 64 [2021-07-14 21:49:04,511 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-07-14 21:49:06,962 WARN L205 SmtUtils]: Spent 2.45 s on a formula simplification that was a NOOP. DAG size: 487 [2021-07-14 21:49:06,962 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:49:06,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:06,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:06,997 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:06,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:06,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:06,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:07,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:07,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:07,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:07,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:07,005 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:07,011 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:07,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:07,083 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:49:07,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 101 treesize of output 61 [2021-07-14 21:49:07,101 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-07-14 21:49:07,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:07,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:07,136 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:07,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:07,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:07,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:07,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:07,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:07,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:07,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:07,144 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:07,165 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:49:07,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 86 treesize of output 1 [2021-07-14 21:49:07,166 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-07-14 21:49:09,358 WARN L205 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 463 [2021-07-14 21:49:09,358 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:49:09,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:09,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:09,417 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:09,439 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:09,485 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:49:09,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 106 treesize of output 64 [2021-07-14 21:49:09,491 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-07-14 21:49:09,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:09,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:09,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:09,557 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:49:09,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 1 [2021-07-14 21:49:09,558 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-07-14 21:49:11,541 WARN L205 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 438 [2021-07-14 21:49:11,542 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:49:11,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:11,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,581 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:11,588 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:11,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:11,642 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:49:11,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 95 treesize of output 57 [2021-07-14 21:49:11,645 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-07-14 21:49:11,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,676 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:11,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:11,683 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:11,701 INFO L354 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2021-07-14 21:49:11,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 1 [2021-07-14 21:49:11,702 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-07-14 21:49:13,452 WARN L205 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 416 [2021-07-14 21:49:13,452 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:49:13,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,486 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:13,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,489 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:13,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,502 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:13,506 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:13,552 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:49:13,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 70 [2021-07-14 21:49:13,581 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-07-14 21:49:13,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,615 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:13,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,618 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 21:49:13,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 21:49:13,659 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-07-14 21:49:13,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 115 treesize of output 65 [2021-07-14 21:49:13,664 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-07-14 21:49:15,277 WARN L205 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 393 [2021-07-14 21:49:15,278 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 21:49:15,345 INFO L550 ElimStorePlain]: Start of recursive call 1: 64 dim-0 vars, 32 dim-1 vars, End of recursive call: and 25 xjuncts. [2021-07-14 21:49:15,346 INFO L247 ElimStorePlain]: Needed 65 recursive calls to eliminate 96 variables, input treesize:6737, output treesize:744 [2021-07-14 21:49:15,612 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 19 [2021-07-14 21:49:15,747 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:49:15,747 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [693435916] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:49:15,747 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:49:15,747 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 17] total 30 [2021-07-14 21:49:15,747 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673001448] [2021-07-14 21:49:15,748 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-14 21:49:15,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:49:15,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-14 21:49:15,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=824, Unknown=0, NotChecked=0, Total=930 [2021-07-14 21:49:15,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:49:15,749 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:49:15,749 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 2.096774193548387) internal successors, (65), 30 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:49:15,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:49:15,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:49:15,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:49:15,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:49:15,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:49:15,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:49:15,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:49:15,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:49:15,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 21:49:15,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 21:49:15,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:49:17,043 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 51 [2021-07-14 21:49:17,616 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 53 [2021-07-14 21:49:17,967 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 55 [2021-07-14 21:49:19,052 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 163 [2021-07-14 21:49:19,952 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 151 [2021-07-14 21:49:20,629 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 152 [2021-07-14 21:50:10,842 WARN L205 SmtUtils]: Spent 49.71 s on a formula simplification. DAG size of input: 349 DAG size of output: 295 [2021-07-14 21:52:17,491 WARN L205 SmtUtils]: Spent 2.09 m on a formula simplification. DAG size of input: 659 DAG size of output: 538 [2021-07-14 21:53:49,818 WARN L205 SmtUtils]: Spent 1.50 m on a formula simplification. DAG size of input: 372 DAG size of output: 297 [2021-07-14 21:53:54,480 WARN L205 SmtUtils]: Spent 3.55 s on a formula simplification. DAG size of input: 484 DAG size of output: 427 [2021-07-14 21:53:58,373 WARN L205 SmtUtils]: Spent 3.38 s on a formula simplification. DAG size of input: 478 DAG size of output: 447 [2021-07-14 21:54:12,146 WARN L205 SmtUtils]: Spent 11.74 s on a formula simplification that was a NOOP. DAG size: 872 [2021-07-14 21:54:12,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:54:12,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:54:12,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:54:12,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:54:12,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:54:12,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:54:12,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:54:12,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:54:12,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 21:54:12,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 21:54:12,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 21:54:12,897 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable60 [2021-07-14 21:54:12,897 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:54:12,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:54:12,897 INFO L82 PathProgramCache]: Analyzing trace with hash -416768045, now seen corresponding path program 10 times [2021-07-14 21:54:12,897 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:54:12,897 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712300012] [2021-07-14 21:54:12,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:54:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:54:13,078 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:54:13,078 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:54:13,078 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712300012] [2021-07-14 21:54:13,078 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712300012] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:54:13,078 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [867174528] [2021-07-14 21:54:13,078 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:54:13,109 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 21:54:13,109 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:54:13,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-14 21:54:13,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:54:13,221 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:54:13,221 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [867174528] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:54:13,221 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:54:13,221 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 17 [2021-07-14 21:54:13,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614129430] [2021-07-14 21:54:13,221 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 21:54:13,221 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:54:13,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 21:54:13,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2021-07-14 21:54:13,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:54:13,222 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:54:13,222 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 2.6470588235294117) internal successors, (45), 17 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) [2021-07-14 21:54:13,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:54:13,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:54:13,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:54:13,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:54:13,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:54:13,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:54:13,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:54:13,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:54:13,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 21:54:13,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 21:54:13,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 21:54:13,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:54:16,514 WARN L205 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 154 [2021-07-14 21:54:17,688 WARN L205 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 146 [2021-07-14 21:54:18,062 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-07-14 21:54:18,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 21:54:18,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:54:18,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:54:18,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 21:54:18,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 21:54:18,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:54:18,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 21:54:18,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:54:18,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 21:54:18,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 21:54:18,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-14 21:54:18,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 21:54:18,637 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable348 [2021-07-14 21:54:18,637 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:54:18,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:54:18,638 INFO L82 PathProgramCache]: Analyzing trace with hash 1419057457, now seen corresponding path program 11 times [2021-07-14 21:54:18,638 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:54:18,638 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029155193] [2021-07-14 21:54:18,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:54:18,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:54:19,901 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 97 [2021-07-14 21:54:20,158 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 29 [2021-07-14 21:54:23,359 WARN L205 SmtUtils]: Spent 3.20 s on a formula simplification. DAG size of input: 203 DAG size of output: 235 [2021-07-14 21:54:24,150 WARN L205 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 57 [2021-07-14 21:54:33,663 WARN L205 SmtUtils]: Spent 9.51 s on a formula simplification. DAG size of input: 295 DAG size of output: 368 [2021-07-14 21:54:35,923 WARN L205 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 368 DAG size of output: 114 [2021-07-14 21:55:09,496 WARN L205 SmtUtils]: Spent 33.57 s on a formula simplification. DAG size of input: 378 DAG size of output: 462 [2021-07-14 21:55:10,886 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 461 DAG size of output: 461 [2021-07-14 21:55:13,836 WARN L205 SmtUtils]: Spent 2.79 s on a formula simplification. DAG size of input: 455 DAG size of output: 113 [2021-07-14 21:55:41,748 WARN L205 SmtUtils]: Spent 27.91 s on a formula simplification. DAG size of input: 385 DAG size of output: 526 [2021-07-14 21:55:43,224 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 525 DAG size of output: 525 [2021-07-14 21:55:45,994 WARN L205 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 523 DAG size of output: 121 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown