/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-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-array-hom.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 22:58:22,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 22:58:22,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 22:58:22,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 22:58:22,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 22:58:22,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 22:58:22,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 22:58:22,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 22:58:22,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 22:58:22,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 22:58:22,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 22:58:22,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 22:58:22,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 22:58:22,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 22:58:22,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 22:58:22,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 22:58:22,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-14 22:58:22,186 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-Random521.epf [2021-07-14 22:58:22,211 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 22:58:22,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 22:58:22,211 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 22:58:22,211 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 22:58:22,212 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 22:58:22,213 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 22:58:22,213 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 22:58:22,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 22:58:22,213 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 22:58:22,214 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 22:58:22,214 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 22:58:22,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 22:58:22,214 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 22:58:22,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 22:58:22,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 22:58:22,227 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 22:58:22,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 22:58:22,227 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 22:58:22,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 22:58:22,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 22:58:22,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 22:58:22,228 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 22:58:22,228 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 22:58:22,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 22:58:22,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 22:58:22,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 22:58:22,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 22:58:22,229 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 22:58:22,229 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-14 22:58:22,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 22:58:22,229 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 22:58:22,229 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 22:58:22,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 22:58:22,230 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 22:58:22,230 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-14 22:58:22,230 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 22:58:22,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 22:58:22,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 22:58:22,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 22:58:22,542 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 22:58:22,543 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 22:58:22,543 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-array-hom.wvr.bpl [2021-07-14 22:58:22,544 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-array-hom.wvr.bpl' [2021-07-14 22:58:22,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 22:58:22,567 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 22:58:22,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 22:58:22,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 22:58:22,573 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 22:58:22,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:58:22" (1/1) ... [2021-07-14 22:58:22,595 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:58:22" (1/1) ... [2021-07-14 22:58:22,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 22:58:22,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 22:58:22,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 22:58:22,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 22:58:22,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:58:22" (1/1) ... [2021-07-14 22:58:22,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:58:22" (1/1) ... [2021-07-14 22:58:22,613 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:58:22" (1/1) ... [2021-07-14 22:58:22,614 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:58:22" (1/1) ... [2021-07-14 22:58:22,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:58:22" (1/1) ... [2021-07-14 22:58:22,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:58:22" (1/1) ... [2021-07-14 22:58:22,623 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:58:22" (1/1) ... [2021-07-14 22:58:22,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 22:58:22,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 22:58:22,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 22:58:22,630 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 22:58:22,631 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:58:22" (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 22:58:22,705 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 22:58:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 22:58:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 22:58:22,705 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 22:58:22,705 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 22:58:22,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 22:58:22,706 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 22:58:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 22:58:22,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 22:58:22,707 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-14 22:58:22,707 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-14 22:58:22,708 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-14 22:58:22,708 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 22:58:22,976 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 22:58:22,977 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-14 22:58:22,979 INFO L202 PluginConnector]: Adding new model max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 10:58:22 BoogieIcfgContainer [2021-07-14 22:58:22,979 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 22:58:22,980 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 22:58:22,980 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 22:58:22,983 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 22:58:22,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 10:58:22" (1/2) ... [2021-07-14 22:58:22,984 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ca4d2b and model type max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 10:58:22, skipping insertion in model container [2021-07-14 22:58:22,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 10:58:22" (2/2) ... [2021-07-14 22:58:22,985 INFO L111 eAbstractionObserver]: Analyzing ICFG max-array-hom.wvr.bpl [2021-07-14 22:58:23,006 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 22:58:23,006 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 22:58:23,006 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 22:58:23,007 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 22:58:23,075 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-07-14 22:58:23,105 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 22:58:23,173 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 22:58:23,174 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 22:58:23,174 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 22:58:23,174 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 22:58:23,174 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 22:58:23,174 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 22:58:23,174 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 22:58:23,174 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 22:58:23,260 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:23,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:23,267 INFO L82 PathProgramCache]: Analyzing trace with hash 1303913724, now seen corresponding path program 1 times [2021-07-14 22:58:23,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:23,275 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569310600] [2021-07-14 22:58:23,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:23,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:23,442 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 22:58:23,443 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:23,443 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569310600] [2021-07-14 22:58:23,443 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569310600] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 22:58:23,444 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 22:58:23,444 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 22:58:23,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848401954] [2021-07-14 22:58:23,448 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 22:58:23,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:23,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 22:58:23,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 22:58:23,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:23,460 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:23,461 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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 22:58:23,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:23,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:23,473 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 22:58:23,473 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:23,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:23,474 INFO L82 PathProgramCache]: Analyzing trace with hash -1995182246, now seen corresponding path program 1 times [2021-07-14 22:58:23,474 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:23,474 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196405966] [2021-07-14 22:58:23,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:23,520 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 22:58:23,520 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:23,521 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196405966] [2021-07-14 22:58:23,521 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196405966] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 22:58:23,521 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 22:58:23,521 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-14 22:58:23,521 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320667959] [2021-07-14 22:58:23,522 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-14 22:58:23,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:23,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-14 22:58:23,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-07-14 22:58:23,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:23,524 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:23,524 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 22:58:23,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:23,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:23,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:23,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:23,576 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 22:58:23,576 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:23,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:23,577 INFO L82 PathProgramCache]: Analyzing trace with hash -1129369886, now seen corresponding path program 1 times [2021-07-14 22:58:23,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:23,577 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424434874] [2021-07-14 22:58:23,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:23,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:23,611 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 22:58:23,611 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:23,611 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424434874] [2021-07-14 22:58:23,611 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424434874] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 22:58:23,612 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 22:58:23,612 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-14 22:58:23,612 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379581999] [2021-07-14 22:58:23,612 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-14 22:58:23,612 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:23,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-14 22:58:23,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-14 22:58:23,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:23,614 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:23,614 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.0) 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 22:58:23,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:23,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:23,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:23,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:23,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:23,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:23,644 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 22:58:23,644 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:23,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:23,645 INFO L82 PathProgramCache]: Analyzing trace with hash 376444864, now seen corresponding path program 1 times [2021-07-14 22:58:23,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:23,645 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676668796] [2021-07-14 22:58:23,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:24,135 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 22:58:24,136 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:24,136 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676668796] [2021-07-14 22:58:24,136 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676668796] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:24,136 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [510002359] [2021-07-14 22:58:24,136 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 22:58:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:24,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-14 22:58:24,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:58:24,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-07-14 22:58:24,538 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:24,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-07-14 22:58:24,544 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:24,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-07-14 22:58:24,559 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:24,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-07-14 22:58:24,564 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:24,567 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-07-14 22:58:24,567 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:24,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-07-14 22:58:24,571 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:24,602 INFO L628 ElimStorePlain]: treesize reduction 21, result has 58.0 percent of original size [2021-07-14 22:58:24,606 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-14 22:58:24,607 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:193, output treesize:21 [2021-07-14 22:58:24,649 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 22:58:24,650 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [510002359] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:24,650 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:58:24,650 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-07-14 22:58:24,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135875890] [2021-07-14 22:58:24,650 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-14 22:58:24,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:24,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-14 22:58:24,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-07-14 22:58:24,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:24,652 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:24,652 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.75) 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 22:58:24,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:24,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:24,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:24,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:24,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:24,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:24,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:24,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:25,085 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:58:25,085 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:25,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:25,085 INFO L82 PathProgramCache]: Analyzing trace with hash 60440862, now seen corresponding path program 2 times [2021-07-14 22:58:25,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:25,086 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707947878] [2021-07-14 22:58:25,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:25,169 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 22:58:25,169 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:25,169 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707947878] [2021-07-14 22:58:25,169 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707947878] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:25,169 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1537612841] [2021-07-14 22:58:25,169 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:58:25,211 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 22:58:25,212 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 22:58:25,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-14 22:58:25,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:58:25,331 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 22:58:25,331 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1537612841] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:25,331 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:58:25,332 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-07-14 22:58:25,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081370178] [2021-07-14 22:58:25,332 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-14 22:58:25,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:25,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-14 22:58:25,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2021-07-14 22:58:25,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:25,335 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:25,335 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 3.076923076923077) internal successors, (40), 12 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 22:58:25,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:25,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:25,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:25,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:25,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:25,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:25,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:25,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:25,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:25,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 22:58:25,700 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-07-14 22:58:25,701 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:25,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:25,701 INFO L82 PathProgramCache]: Analyzing trace with hash -99218974, now seen corresponding path program 1 times [2021-07-14 22:58:25,702 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:25,702 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871886336] [2021-07-14 22:58:25,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:25,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:25,748 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 22:58:25,749 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:25,749 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871886336] [2021-07-14 22:58:25,749 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871886336] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:25,749 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [186140817] [2021-07-14 22:58:25,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:58:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:25,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-14 22:58:25,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:58:25,865 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 22:58:25,865 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [186140817] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:25,865 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:58:25,866 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-07-14 22:58:25,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925716022] [2021-07-14 22:58:25,866 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 22:58:25,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:25,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 22:58:25,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-07-14 22:58:25,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:25,867 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:25,867 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 3.875) internal successors, (31), 8 states have internal predecessors, (31), 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 22:58:25,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:25,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:25,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:25,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:25,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 22:58:25,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:25,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:25,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:25,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:25,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:25,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:25,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:26,185 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:58:26,185 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:26,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:26,186 INFO L82 PathProgramCache]: Analyzing trace with hash 1300648290, now seen corresponding path program 3 times [2021-07-14 22:58:26,186 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:26,186 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670271460] [2021-07-14 22:58:26,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:26,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:26,240 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 22:58:26,240 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:26,241 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670271460] [2021-07-14 22:58:26,241 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670271460] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:26,244 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1127391776] [2021-07-14 22:58:26,247 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 22:58:26,291 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 22:58:26,292 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 22:58:26,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-14 22:58:26,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:58:26,399 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 22:58:26,400 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1127391776] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:26,400 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:58:26,400 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-07-14 22:58:26,400 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275223725] [2021-07-14 22:58:26,400 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-07-14 22:58:26,400 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:26,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-07-14 22:58:26,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-07-14 22:58:26,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:26,401 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:26,401 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 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 22:58:26,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:26,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:26,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:26,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:26,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:26,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:26,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:26,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:26,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:26,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:26,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:26,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:26,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:26,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 22:58:26,724 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-07-14 22:58:26,725 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:26,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:26,725 INFO L82 PathProgramCache]: Analyzing trace with hash -838297024, now seen corresponding path program 4 times [2021-07-14 22:58:26,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:26,725 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126218087] [2021-07-14 22:58:26,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:26,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:27,404 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2021-07-14 22:58:27,568 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 54 [2021-07-14 22:58:27,679 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 22:58:27,680 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:27,680 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126218087] [2021-07-14 22:58:27,680 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126218087] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:27,680 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [214124211] [2021-07-14 22:58:27,680 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 22:58:27,718 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 22:58:27,718 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 22:58:27,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 30 conjunts are in the unsatisfiable core [2021-07-14 22:58:27,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:58:28,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,670 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,670 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,673 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 43 treesize of output 13 [2021-07-14 22:58:28,675 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:28,680 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,682 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,683 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,685 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,686 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 41 treesize of output 16 [2021-07-14 22:58:28,687 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:28,699 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,704 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 30 treesize of output 13 [2021-07-14 22:58:28,705 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:28,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,713 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,713 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,716 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 32 treesize of output 13 [2021-07-14 22:58:28,717 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:28,722 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,724 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,725 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,727 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,728 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 37 treesize of output 19 [2021-07-14 22:58:28,729 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:28,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,739 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 39 treesize of output 19 [2021-07-14 22:58:28,740 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:28,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,747 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,748 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,750 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,750 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 43 treesize of output 19 [2021-07-14 22:58:28,751 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:28,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,762 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 45 treesize of output 16 [2021-07-14 22:58:28,763 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:28,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,771 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,773 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 7 [2021-07-14 22:58:28,775 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:28,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,782 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,783 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,786 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 43 treesize of output 13 [2021-07-14 22:58:28,787 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:28,792 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,795 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,795 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,797 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,798 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 34 treesize of output 16 [2021-07-14 22:58:28,799 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:28,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,808 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,809 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 34 treesize of output 16 [2021-07-14 22:58:28,810 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:28,814 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,819 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,820 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 41 treesize of output 19 [2021-07-14 22:58:28,821 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:28,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,828 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,830 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 36 treesize of output 16 [2021-07-14 22:58:28,831 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:28,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 13 [2021-07-14 22:58:28,842 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:28,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:28,847 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:28,848 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 32 treesize of output 16 [2021-07-14 22:58:28,849 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:28,896 INFO L628 ElimStorePlain]: treesize reduction 26, result has 67.1 percent of original size [2021-07-14 22:58:28,901 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-14 22:58:28,901 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 2 variables, input treesize:921, output treesize:37 [2021-07-14 22:58:29,003 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 22:58:29,003 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [214124211] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:29,003 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:58:29,003 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-07-14 22:58:29,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306137729] [2021-07-14 22:58:29,004 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-14 22:58:29,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:29,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-14 22:58:29,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2021-07-14 22:58:29,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:29,005 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:29,005 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.4) internal successors, (48), 19 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 22:58:29,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:29,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:29,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:29,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:29,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:29,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:29,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 22:58:29,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:29,964 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 52 [2021-07-14 22:58:30,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:30,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:30,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:30,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:30,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:30,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:30,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 22:58:30,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 22:58:30,319 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:58:30,319 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:30,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:30,319 INFO L82 PathProgramCache]: Analyzing trace with hash 924591006, now seen corresponding path program 5 times [2021-07-14 22:58:30,320 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:30,320 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858297178] [2021-07-14 22:58:30,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:30,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:30,376 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 22:58:30,377 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:30,377 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858297178] [2021-07-14 22:58:30,377 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858297178] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:30,377 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1904173562] [2021-07-14 22:58:30,377 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 22:58:30,407 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-14 22:58:30,407 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 22:58:30,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 22:58:30,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:58:30,514 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 22:58:30,514 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1904173562] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:30,514 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:58:30,515 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-07-14 22:58:30,515 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633585011] [2021-07-14 22:58:30,515 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 22:58:30,515 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:30,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 22:58:30,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2021-07-14 22:58:30,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:30,516 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:30,516 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 2.823529411764706) internal successors, (48), 16 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 22:58:30,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:30,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:30,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:30,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:30,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:30,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:30,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 22:58:30,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 22:58:30,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:30,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 22:58:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 22:58:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 22:58:30,968 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:58:30,968 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:30,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:30,968 INFO L82 PathProgramCache]: Analyzing trace with hash -997956860, now seen corresponding path program 2 times [2021-07-14 22:58:30,969 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:30,969 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978457409] [2021-07-14 22:58:30,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:31,561 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:58:31,562 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:31,562 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978457409] [2021-07-14 22:58:31,562 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978457409] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:31,562 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [276985898] [2021-07-14 22:58:31,562 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 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 22:58:31,606 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 22:58:31,606 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 22:58:31,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 28 conjunts are in the unsatisfiable core [2021-07-14 22:58:31,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:58:32,156 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-14 22:58:32,157 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 16 [2021-07-14 22:58:32,158 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:32,169 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-14 22:58:32,169 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 16 [2021-07-14 22:58:32,170 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:32,187 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:58:32,188 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 35 [2021-07-14 22:58:32,190 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:32,208 INFO L354 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2021-07-14 22:58:32,209 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 24 [2021-07-14 22:58:32,210 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:32,220 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-14 22:58:32,221 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 19 [2021-07-14 22:58:32,222 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:32,241 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:58:32,242 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 26 [2021-07-14 22:58:32,249 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:32,265 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:58:32,265 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 35 [2021-07-14 22:58:32,277 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:32,290 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-14 22:58:32,290 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 16 [2021-07-14 22:58:32,291 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:32,315 INFO L354 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2021-07-14 22:58:32,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 28 [2021-07-14 22:58:32,321 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:32,340 INFO L354 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2021-07-14 22:58:32,340 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 25 [2021-07-14 22:58:32,352 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:32,365 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-14 22:58:32,366 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 19 [2021-07-14 22:58:32,367 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:32,379 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-14 22:58:32,380 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 19 [2021-07-14 22:58:32,381 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:32,403 INFO L354 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2021-07-14 22:58:32,404 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 21 [2021-07-14 22:58:32,406 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:32,431 INFO L354 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2021-07-14 22:58:32,432 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 28 [2021-07-14 22:58:32,434 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:32,447 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-14 22:58:32,447 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 19 [2021-07-14 22:58:32,448 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:32,457 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-14 22:58:32,457 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 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 22 [2021-07-14 22:58:32,458 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:32,583 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2021-07-14 22:58:32,584 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:58:32,613 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-07-14 22:58:32,614 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 2 variables, input treesize:769, output treesize:357 [2021-07-14 22:58:32,845 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2021-07-14 22:58:32,984 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:58:32,984 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [276985898] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:32,984 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:58:32,984 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 19 [2021-07-14 22:58:32,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804441035] [2021-07-14 22:58:32,986 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-14 22:58:32,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:32,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-14 22:58:32,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2021-07-14 22:58:32,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:32,987 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:32,987 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 2.526315789473684) internal successors, (48), 19 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 22:58:32,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:32,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:32,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:32,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:32,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:32,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:32,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 22:58:32,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 22:58:32,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 22:58:32,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:33,890 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 57 [2021-07-14 22:58:34,529 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 45 [2021-07-14 22:58:34,878 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 30 [2021-07-14 22:58:34,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:34,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:34,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:34,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:34,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:34,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:34,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 22:58:34,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 22:58:34,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 22:58:34,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:35,133 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:58:35,134 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:35,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:35,134 INFO L82 PathProgramCache]: Analyzing trace with hash 2110311266, now seen corresponding path program 3 times [2021-07-14 22:58:35,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:35,134 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560282061] [2021-07-14 22:58:35,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:35,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:35,212 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:58:35,212 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:35,212 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560282061] [2021-07-14 22:58:35,212 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560282061] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:35,212 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1395028927] [2021-07-14 22:58:35,212 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 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 22:58:35,244 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-14 22:58:35,244 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 22:58:35,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-14 22:58:35,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:58:35,347 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:58:35,347 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1395028927] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:35,347 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:58:35,347 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2021-07-14 22:58:35,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667028278] [2021-07-14 22:58:35,348 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 22:58:35,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:35,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 22:58:35,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2021-07-14 22:58:35,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:35,348 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:35,349 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 2.7857142857142856) internal successors, (39), 14 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 22:58:35,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:35,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:35,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:35,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:35,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:35,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:35,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 22:58:35,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 22:58:35,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 22:58:35,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:35,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:35,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:35,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:35,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:35,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:35,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:35,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:35,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 22:58:35,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 22:58:35,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 22:58:35,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:35,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:58:35,802 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:58:35,802 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:35,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:35,803 INFO L82 PathProgramCache]: Analyzing trace with hash 1950651430, now seen corresponding path program 4 times [2021-07-14 22:58:35,803 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:35,803 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651406753] [2021-07-14 22:58:35,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:35,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:35,847 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 22:58:35,847 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:35,847 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651406753] [2021-07-14 22:58:35,847 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651406753] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:35,847 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2049316345] [2021-07-14 22:58:35,848 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 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 22:58:35,885 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 22:58:35,885 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 22:58:35,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-14 22:58:35,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:58:35,945 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 22:58:35,946 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2049316345] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:35,946 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:58:35,946 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-07-14 22:58:35,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174150555] [2021-07-14 22:58:35,946 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-14 22:58:35,946 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:35,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-14 22:58:35,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-07-14 22:58:35,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:35,947 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:35,947 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 11 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 22:58:35,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:35,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:35,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:35,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:35,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:35,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:35,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 22:58:35,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 22:58:35,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 22:58:35,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:35,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:58:35,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:36,195 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 55 [2021-07-14 22:58:36,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:36,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:36,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:36,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:36,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:36,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:36,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 22:58:36,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 22:58:36,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:58:36,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:36,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:58:36,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:36,612 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:58:36,613 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:36,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:36,613 INFO L82 PathProgramCache]: Analyzing trace with hash -1236978974, now seen corresponding path program 6 times [2021-07-14 22:58:36,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:36,613 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922335419] [2021-07-14 22:58:36,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:36,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:36,667 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 22:58:36,667 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:36,667 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922335419] [2021-07-14 22:58:36,667 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922335419] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:36,668 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [449858888] [2021-07-14 22:58:36,668 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 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 22:58:36,704 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-07-14 22:58:36,705 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 22:58:36,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 22:58:36,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:58:36,810 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 22:58:36,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [449858888] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:36,810 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:58:36,810 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 15 [2021-07-14 22:58:36,810 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519935810] [2021-07-14 22:58:36,810 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-14 22:58:36,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:36,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-14 22:58:36,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2021-07-14 22:58:36,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:36,811 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:36,811 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 22:58:36,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:36,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:36,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:36,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:36,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:36,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:36,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 22:58:36,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 22:58:36,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:58:36,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:36,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:58:36,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:36,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:36,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:36,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:36,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:36,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:36,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:36,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:36,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 22:58:36,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 22:58:36,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:58:36,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:36,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:58:36,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:36,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 22:58:37,217 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174,12 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:58:37,217 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:37,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:37,217 INFO L82 PathProgramCache]: Analyzing trace with hash 43326400, now seen corresponding path program 7 times [2021-07-14 22:58:37,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:37,218 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777690022] [2021-07-14 22:58:37,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:37,673 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 57 [2021-07-14 22:58:37,871 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 65 [2021-07-14 22:58:38,092 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2021-07-14 22:58:38,319 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 67 [2021-07-14 22:58:38,483 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 48 [2021-07-14 22:58:38,668 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 22:58:38,668 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:38,669 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777690022] [2021-07-14 22:58:38,669 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777690022] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:38,669 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1402966846] [2021-07-14 22:58:38,669 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 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 22:58:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:38,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 34 conjunts are in the unsatisfiable core [2021-07-14 22:58:38,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:58:41,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,528 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,533 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,534 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,538 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 65 treesize of output 22 [2021-07-14 22:58:41,539 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,555 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,555 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,558 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,564 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,567 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,569 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 59 treesize of output 19 [2021-07-14 22:58:41,570 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,582 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,585 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,590 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,592 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 19 [2021-07-14 22:58:41,593 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,614 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,615 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,620 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,622 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,624 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 57 treesize of output 25 [2021-07-14 22:58:41,625 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,649 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,651 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,652 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 54 treesize of output 22 [2021-07-14 22:58:41,653 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,670 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,678 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 25 [2021-07-14 22:58:41,681 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,694 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,697 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,702 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,707 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 51 treesize of output 16 [2021-07-14 22:58:41,709 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,720 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,729 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 61 treesize of output 16 [2021-07-14 22:58:41,730 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,743 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,750 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,751 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 22 [2021-07-14 22:58:41,755 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,766 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,775 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,779 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,779 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 44 treesize of output 16 [2021-07-14 22:58:41,780 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,791 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,792 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,799 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,801 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,803 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 22 [2021-07-14 22:58:41,804 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,818 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,819 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,822 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,828 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,831 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 63 treesize of output 22 [2021-07-14 22:58:41,832 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,843 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,850 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,851 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,853 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,854 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 50 treesize of output 19 [2021-07-14 22:58:41,854 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,870 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,875 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,878 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,879 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 46 treesize of output 16 [2021-07-14 22:58:41,880 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,892 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,894 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,900 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,902 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,905 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 50 treesize of output 19 [2021-07-14 22:58:41,906 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,929 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,931 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,934 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 48 treesize of output 19 [2021-07-14 22:58:41,935 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,957 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,958 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,960 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 63 treesize of output 16 [2021-07-14 22:58:41,962 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,977 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,977 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,979 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,985 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,986 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:41,989 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 48 treesize of output 22 [2021-07-14 22:58:41,990 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:41,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:41,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,001 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,008 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,010 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,011 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 22 [2021-07-14 22:58:42,012 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,024 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,024 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,035 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 57 treesize of output 22 [2021-07-14 22:58:42,035 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,049 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,050 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,060 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 22 [2021-07-14 22:58:42,061 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,076 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,077 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,079 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,085 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 25 [2021-07-14 22:58:42,091 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,109 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,118 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 22 [2021-07-14 22:58:42,120 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,137 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,139 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,145 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 22 [2021-07-14 22:58:42,150 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,165 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,168 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,179 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 65 treesize of output 19 [2021-07-14 22:58:42,180 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,194 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,196 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,204 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,206 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 22 [2021-07-14 22:58:42,210 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,226 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,227 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,238 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,241 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,243 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,244 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 63 treesize of output 22 [2021-07-14 22:58:42,245 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,259 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,261 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,262 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,273 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 65 treesize of output 25 [2021-07-14 22:58:42,274 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,288 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,297 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,298 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,301 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,302 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 65 treesize of output 22 [2021-07-14 22:58:42,303 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,318 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,318 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,321 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,326 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,330 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,331 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 59 treesize of output 25 [2021-07-14 22:58:42,332 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,344 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,347 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,351 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,352 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,355 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 52 treesize of output 22 [2021-07-14 22:58:42,356 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,367 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,367 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,369 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,375 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,376 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 52 treesize of output 22 [2021-07-14 22:58:42,377 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,390 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,390 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,396 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,399 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,400 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 63 treesize of output 25 [2021-07-14 22:58:42,400 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,425 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,427 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,432 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,432 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,435 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 59 treesize of output 25 [2021-07-14 22:58:42,436 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,449 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,451 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,458 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 53 treesize of output 25 [2021-07-14 22:58:42,459 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,471 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,472 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,481 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 54 treesize of output 22 [2021-07-14 22:58:42,482 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,494 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,506 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,507 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 63 treesize of output 22 [2021-07-14 22:58:42,508 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,532 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,537 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 61 treesize of output 19 [2021-07-14 22:58:42,537 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,555 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,563 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 16 [2021-07-14 22:58:42,565 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,579 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,580 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,587 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,588 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,590 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,591 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 57 treesize of output 25 [2021-07-14 22:58:42,592 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,639 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 59 treesize of output 25 [2021-07-14 22:58:42,640 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,650 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,651 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,653 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,661 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 25 [2021-07-14 22:58:42,662 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,674 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,678 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,678 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,681 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,681 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 61 treesize of output 22 [2021-07-14 22:58:42,682 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,690 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,692 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,697 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,699 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,700 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 59 treesize of output 25 [2021-07-14 22:58:42,700 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,713 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,718 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 25 [2021-07-14 22:58:42,722 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,743 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 55 treesize of output 22 [2021-07-14 22:58:42,744 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,752 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,762 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,762 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 61 treesize of output 19 [2021-07-14 22:58:42,763 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,771 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,772 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,773 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,778 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,779 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,781 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,781 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 65 treesize of output 16 [2021-07-14 22:58:42,782 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,791 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,797 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,797 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,801 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 65 treesize of output 19 [2021-07-14 22:58:42,801 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,815 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,817 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 10 [2021-07-14 22:58:42,820 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,828 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,829 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,834 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,837 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 63 treesize of output 22 [2021-07-14 22:58:42,838 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,847 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,856 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 59 treesize of output 16 [2021-07-14 22:58:42,857 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,865 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,865 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,867 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,871 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,871 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,874 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,875 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 63 treesize of output 16 [2021-07-14 22:58:42,876 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,884 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,884 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,890 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,894 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,894 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 63 treesize of output 25 [2021-07-14 22:58:42,895 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,905 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,909 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,909 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 19 [2021-07-14 22:58:42,912 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,921 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,926 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,929 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 55 treesize of output 25 [2021-07-14 22:58:42,929 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,939 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,946 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 55 treesize of output 22 [2021-07-14 22:58:42,947 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,956 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,957 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,964 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,964 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 65 treesize of output 25 [2021-07-14 22:58:42,965 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,972 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,974 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,975 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,978 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,980 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,982 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 65 treesize of output 22 [2021-07-14 22:58:42,982 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:42,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,989 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,989 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:42,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,995 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,995 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,997 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:42,998 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 67 treesize of output 22 [2021-07-14 22:58:42,998 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:43,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,006 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,007 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,008 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,012 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,015 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 63 treesize of output 25 [2021-07-14 22:58:43,015 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:43,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,023 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,024 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,029 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,030 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,032 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 61 treesize of output 25 [2021-07-14 22:58:43,033 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:43,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,039 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,040 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,045 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,046 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,047 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,047 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 65 treesize of output 25 [2021-07-14 22:58:43,048 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:43,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:43,056 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:43,057 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 61 treesize of output 25 [2021-07-14 22:58:43,063 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:43,095 INFO L628 ElimStorePlain]: treesize reduction 58, result has 38.9 percent of original size [2021-07-14 22:58:43,096 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-14 22:58:43,096 INFO L247 ElimStorePlain]: Needed 65 recursive calls to eliminate 2 variables, input treesize:4497, output treesize:27 [2021-07-14 22:58:43,134 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 22:58:43,135 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1402966846] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:43,135 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:58:43,135 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 22 [2021-07-14 22:58:43,135 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984168966] [2021-07-14 22:58:43,135 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-14 22:58:43,135 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:43,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-14 22:58:43,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=431, Unknown=0, NotChecked=0, Total=506 [2021-07-14 22:58:43,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:43,136 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:43,136 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 22:58:43,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:43,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:43,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:43,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:43,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:43,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:43,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 22:58:43,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 22:58:43,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:58:43,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:43,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:58:43,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:43,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 22:58:43,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:43,590 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 39 [2021-07-14 22:58:44,023 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 45 [2021-07-14 22:58:44,526 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 52 [2021-07-14 22:58:44,780 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 77 [2021-07-14 22:58:45,035 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 65 [2021-07-14 22:58:45,248 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 62 [2021-07-14 22:58:45,521 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 80 [2021-07-14 22:58:45,795 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 74 [2021-07-14 22:58:45,994 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 71 [2021-07-14 22:58:46,168 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 66 [2021-07-14 22:58:46,419 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2021-07-14 22:58:46,624 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 53 [2021-07-14 22:58:46,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:46,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:46,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:46,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:46,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:46,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:46,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 22:58:46,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 22:58:46,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:58:46,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:46,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:58:46,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:46,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 22:58:46,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:58:46,909 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:58:46,909 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:46,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:46,910 INFO L82 PathProgramCache]: Analyzing trace with hash 2056144158, now seen corresponding path program 8 times [2021-07-14 22:58:46,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:46,910 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632009082] [2021-07-14 22:58:46,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:46,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:46,987 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 22:58:46,987 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:46,988 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632009082] [2021-07-14 22:58:46,988 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632009082] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:46,988 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [19806125] [2021-07-14 22:58:46,988 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:58:47,020 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 22:58:47,020 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 22:58:47,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-14 22:58:47,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:58:47,181 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 22:58:47,182 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [19806125] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:47,182 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:58:47,182 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-07-14 22:58:47,182 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32514046] [2021-07-14 22:58:47,183 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-14 22:58:47,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:47,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-14 22:58:47,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=331, Unknown=0, NotChecked=0, Total=420 [2021-07-14 22:58:47,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:47,185 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:47,185 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 2.6666666666666665) internal successors, (56), 20 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 22:58:47,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:47,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:47,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:47,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:47,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:47,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:47,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 22:58:47,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 22:58:47,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:58:47,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:47,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:58:47,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:47,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 22:58:47,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:58:47,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:47,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:47,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:47,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:47,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:47,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:47,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:47,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 22:58:47,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 22:58:47,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:58:47,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:47,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:58:47,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:47,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 22:58:47,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:58:47,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 22:58:47,808 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable685 [2021-07-14 22:58:47,809 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:47,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:47,809 INFO L82 PathProgramCache]: Analyzing trace with hash -1396638810, now seen corresponding path program 5 times [2021-07-14 22:58:47,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:47,809 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256755138] [2021-07-14 22:58:47,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:47,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:47,861 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:58:47,861 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:47,861 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256755138] [2021-07-14 22:58:47,861 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256755138] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:47,861 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1551540818] [2021-07-14 22:58:47,861 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:58:47,898 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-14 22:58:47,898 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 22:58:47,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 22:58:47,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:58:47,999 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:58:48,000 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1551540818] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:48,000 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:58:48,000 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 16 [2021-07-14 22:58:48,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783940757] [2021-07-14 22:58:48,000 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-14 22:58:48,000 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:48,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-14 22:58:48,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2021-07-14 22:58:48,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:48,002 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:48,002 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 2.6875) internal successors, (43), 16 states have internal predecessors, (43), 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 22:58:48,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:48,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:48,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:48,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:48,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:48,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:48,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 22:58:48,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 22:58:48,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:58:48,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:48,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:58:48,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:48,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 22:58:48,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:58:48,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 22:58:48,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:48,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:48,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:48,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:48,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:48,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:48,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:48,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 22:58:48,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 22:58:48,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:58:48,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:48,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:58:48,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:48,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 22:58:48,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:58:48,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 22:58:48,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:58:48,427 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable686,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:58:48,428 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:48,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:48,428 INFO L82 PathProgramCache]: Analyzing trace with hash 1229046660, now seen corresponding path program 6 times [2021-07-14 22:58:48,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:48,428 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668354885] [2021-07-14 22:58:48,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:48,883 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 52 [2021-07-14 22:58:49,040 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 59 [2021-07-14 22:58:49,362 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 84 [2021-07-14 22:58:49,571 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 76 [2021-07-14 22:58:49,761 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 68 [2021-07-14 22:58:49,930 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:58:49,930 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:49,930 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668354885] [2021-07-14 22:58:49,930 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668354885] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:49,930 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [264153668] [2021-07-14 22:58:49,930 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:58:49,960 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-07-14 22:58:49,960 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 22:58:49,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 34 conjunts are in the unsatisfiable core [2021-07-14 22:58:49,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:58:51,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,605 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,606 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 53 treesize of output 25 [2021-07-14 22:58:51,607 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,615 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,618 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,620 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,620 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 51 treesize of output 25 [2021-07-14 22:58:51,621 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,633 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,638 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,641 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 22 [2021-07-14 22:58:51,642 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,651 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,653 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,656 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,658 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,659 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 37 treesize of output 19 [2021-07-14 22:58:51,660 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,680 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,682 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 54 treesize of output 28 [2021-07-14 22:58:51,682 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,692 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,693 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,698 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,698 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 52 treesize of output 28 [2021-07-14 22:58:51,699 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,712 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,714 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,715 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 54 treesize of output 25 [2021-07-14 22:58:51,715 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,724 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,730 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 53 treesize of output 22 [2021-07-14 22:58:51,731 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,742 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,743 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,744 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 35 treesize of output 19 [2021-07-14 22:58:51,744 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,763 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,765 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 19 [2021-07-14 22:58:51,766 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,775 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,776 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,779 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,781 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 50 treesize of output 28 [2021-07-14 22:58:51,782 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,795 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 22 [2021-07-14 22:58:51,797 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,805 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,808 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,810 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 42 treesize of output 22 [2021-07-14 22:58:51,811 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,827 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,828 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,833 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 39 treesize of output 19 [2021-07-14 22:58:51,834 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,841 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,848 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 51 treesize of output 22 [2021-07-14 22:58:51,849 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,858 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,864 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 53 treesize of output 25 [2021-07-14 22:58:51,865 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,874 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,879 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,879 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 42 treesize of output 22 [2021-07-14 22:58:51,880 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,894 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 33 treesize of output 16 [2021-07-14 22:58:51,894 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,902 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,905 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,907 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,907 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 44 treesize of output 22 [2021-07-14 22:58:51,908 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,917 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,922 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 53 treesize of output 25 [2021-07-14 22:58:51,923 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,931 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,932 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,935 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,937 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 42 treesize of output 22 [2021-07-14 22:58:51,939 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,947 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,948 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,953 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,953 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 53 treesize of output 22 [2021-07-14 22:58:51,955 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,964 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,972 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,973 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 43 treesize of output 22 [2021-07-14 22:58:51,973 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,986 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,988 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 22 [2021-07-14 22:58:51,989 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:51,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,998 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:51,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:51,999 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,001 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,004 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 47 treesize of output 25 [2021-07-14 22:58:52,006 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,027 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,028 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,035 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 49 treesize of output 25 [2021-07-14 22:58:52,036 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,049 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,052 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,056 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 45 treesize of output 25 [2021-07-14 22:58:52,056 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,065 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,066 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,070 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,071 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 47 treesize of output 25 [2021-07-14 22:58:52,071 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,081 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,083 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,085 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,086 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 53 treesize of output 25 [2021-07-14 22:58:52,086 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,095 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,100 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,101 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 38 treesize of output 16 [2021-07-14 22:58:52,101 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,109 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,111 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,116 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 45 treesize of output 25 [2021-07-14 22:58:52,116 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,127 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,129 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,132 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,135 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,136 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 42 treesize of output 22 [2021-07-14 22:58:52,137 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,148 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,150 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,156 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,156 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 42 treesize of output 22 [2021-07-14 22:58:52,158 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,177 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 51 treesize of output 25 [2021-07-14 22:58:52,178 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,189 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,194 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,198 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 48 treesize of output 22 [2021-07-14 22:58:52,199 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,211 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,215 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,218 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 50 treesize of output 28 [2021-07-14 22:58:52,218 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,227 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,228 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,230 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,232 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,233 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 56 treesize of output 22 [2021-07-14 22:58:52,234 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,243 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,246 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,247 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,248 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 42 treesize of output 22 [2021-07-14 22:58:52,249 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,257 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,258 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,260 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,262 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,263 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 38 treesize of output 16 [2021-07-14 22:58:52,264 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,274 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,276 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,279 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 47 treesize of output 25 [2021-07-14 22:58:52,280 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,288 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,292 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,294 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,295 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 51 treesize of output 25 [2021-07-14 22:58:52,296 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,304 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,305 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,308 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,310 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,311 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 51 treesize of output 25 [2021-07-14 22:58:52,312 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,320 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,321 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,324 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,326 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,326 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 46 treesize of output 19 [2021-07-14 22:58:52,327 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,342 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 56 treesize of output 25 [2021-07-14 22:58:52,342 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,352 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,356 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,357 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 42 treesize of output 22 [2021-07-14 22:58:52,357 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,367 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,372 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,373 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 47 treesize of output 25 [2021-07-14 22:58:52,374 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,385 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,386 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,388 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,391 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,391 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 51 treesize of output 25 [2021-07-14 22:58:52,392 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,400 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,406 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 35 treesize of output 19 [2021-07-14 22:58:52,408 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,418 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,419 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,424 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 44 treesize of output 16 [2021-07-14 22:58:52,425 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,438 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,440 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,441 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 42 treesize of output 22 [2021-07-14 22:58:52,441 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,450 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,451 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,456 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 46 treesize of output 16 [2021-07-14 22:58:52,457 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,467 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,471 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,474 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,474 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 47 treesize of output 25 [2021-07-14 22:58:52,475 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,487 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,489 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,490 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 53 treesize of output 25 [2021-07-14 22:58:52,491 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,499 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,500 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,505 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,505 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 47 treesize of output 25 [2021-07-14 22:58:52,507 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,516 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,517 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,519 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,521 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,522 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 42 treesize of output 22 [2021-07-14 22:58:52,531 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,541 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,548 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,549 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 43 treesize of output 22 [2021-07-14 22:58:52,549 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,558 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,562 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,564 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,564 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 33 treesize of output 16 [2021-07-14 22:58:52,565 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,579 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 51 treesize of output 25 [2021-07-14 22:58:52,579 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,587 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,590 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,592 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 53 treesize of output 25 [2021-07-14 22:58:52,593 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,599 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,603 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,605 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 47 treesize of output 25 [2021-07-14 22:58:52,605 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,613 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,615 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,617 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,618 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 51 treesize of output 22 [2021-07-14 22:58:52,618 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,626 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,628 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,630 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,630 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 47 treesize of output 25 [2021-07-14 22:58:52,631 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:58:52,637 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 22:58:52,638 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 47 treesize of output 25 [2021-07-14 22:58:52,639 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-07-14 22:58:52,722 INFO L628 ElimStorePlain]: treesize reduction 144, result has 34.2 percent of original size [2021-07-14 22:58:52,737 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 5 xjuncts. [2021-07-14 22:58:52,738 INFO L247 ElimStorePlain]: Needed 64 recursive calls to eliminate 2 variables, input treesize:3472, output treesize:51 [2021-07-14 22:58:52,819 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:58:52,819 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [264153668] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:52,819 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:58:52,819 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-07-14 22:58:52,819 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204217814] [2021-07-14 22:58:52,820 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-14 22:58:52,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:52,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-14 22:58:52,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=444, Unknown=0, NotChecked=0, Total=506 [2021-07-14 22:58:52,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:52,821 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:52,821 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.4347826086956523) internal successors, (56), 23 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 22:58:52,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:52,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:52,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:52,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:52,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:52,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:52,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 22:58:52,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 22:58:52,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:58:52,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:52,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:58:52,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:52,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 22:58:52,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:58:52,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 22:58:52,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:58:52,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:53,669 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 58 [2021-07-14 22:58:53,815 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 63 [2021-07-14 22:58:53,972 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 62 [2021-07-14 22:58:54,148 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 67 [2021-07-14 22:58:54,350 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 66 [2021-07-14 22:58:54,771 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 94 [2021-07-14 22:58:55,159 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 92 [2021-07-14 22:58:55,398 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 83 [2021-07-14 22:58:55,780 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 90 [2021-07-14 22:58:56,421 WARN L205 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 112 [2021-07-14 22:58:56,947 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 89 [2021-07-14 22:58:57,181 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 83 [2021-07-14 22:58:57,562 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 72 [2021-07-14 22:58:57,795 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 53 [2021-07-14 22:58:57,985 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 71 [2021-07-14 22:58:58,247 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 66 [2021-07-14 22:58:58,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:58,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:58,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:58,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:58,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:58,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:58,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 22:58:58,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 22:58:58,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:58:58,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:58,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:58:58,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:58,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 22:58:58,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:58:58,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 22:58:58,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:58:58,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 22:58:58,514 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable687 [2021-07-14 22:58:58,514 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:58,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:58,515 INFO L82 PathProgramCache]: Analyzing trace with hash -927986718, now seen corresponding path program 7 times [2021-07-14 22:58:58,515 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:58,515 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455650704] [2021-07-14 22:58:58,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:58,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:58,592 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:58:58,592 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:58:58,592 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455650704] [2021-07-14 22:58:58,592 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455650704] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:58,592 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1249088964] [2021-07-14 22:58:58,592 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:58:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:58,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-14 22:58:58,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:58:58,740 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:58:58,740 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1249088964] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:58:58,740 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:58:58,740 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 17 [2021-07-14 22:58:58,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016759733] [2021-07-14 22:58:58,740 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-14 22:58:58,741 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:58:58,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-14 22:58:58,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2021-07-14 22:58:58,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:58,741 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:58:58,741 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 22:58:58,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:58,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:58,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:58,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:58,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:58,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:58,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 22:58:58,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 22:58:58,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:58:58,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:58,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:58:58,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:58,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 22:58:58,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:58:58,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 22:58:58,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:58:58,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-14 22:58:58,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:58:59,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:58:59,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:58:59,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:58:59,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:58:59,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:59,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:58:59,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 22:58:59,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 22:58:59,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:58:59,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:59,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:58:59,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:58:59,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:58:59,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:58:59,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 22:58:59,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:58:59,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 22:58:59,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 22:58:59,289 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable948,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:58:59,289 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:58:59,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:58:59,290 INFO L82 PathProgramCache]: Analyzing trace with hash 1069386824, now seen corresponding path program 8 times [2021-07-14 22:58:59,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:58:59,290 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434054771] [2021-07-14 22:58:59,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:58:59,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:58:59,611 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 61 [2021-07-14 22:58:59,781 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2021-07-14 22:58:59,925 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 59 [2021-07-14 22:59:00,082 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2021-07-14 22:59:00,220 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2021-07-14 22:59:00,327 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:59:00,327 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:59:00,327 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434054771] [2021-07-14 22:59:00,327 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434054771] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:59:00,327 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [501858495] [2021-07-14 22:59:00,328 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:59:00,356 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 22:59:00,356 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 22:59:00,356 WARN L261 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 39 conjunts are in the unsatisfiable core [2021-07-14 22:59:00,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:59:02,001 WARN L205 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 72 [2021-07-14 22:59:03,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:03,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:03,783 INFO L354 Elim1Store]: treesize reduction 12, result has 73.3 percent of original size [2021-07-14 22:59:03,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 42 treesize of output 54 [2021-07-14 22:59:03,792 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:03,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:03,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:03,908 INFO L354 Elim1Store]: treesize reduction 16, result has 64.4 percent of original size [2021-07-14 22:59:03,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 47 treesize of output 53 [2021-07-14 22:59:03,912 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:05,458 WARN L205 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 349 [2021-07-14 22:59:05,458 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:59:05,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:05,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:05,579 INFO L354 Elim1Store]: treesize reduction 12, result has 73.3 percent of original size [2021-07-14 22:59:05,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 51 treesize of output 57 [2021-07-14 22:59:05,596 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:05,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:05,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:05,678 INFO L354 Elim1Store]: treesize reduction 32, result has 28.9 percent of original size [2021-07-14 22:59:05,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 34 [2021-07-14 22:59:05,682 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:08,702 WARN L205 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 355 DAG size of output: 353 [2021-07-14 22:59:08,703 INFO L628 ElimStorePlain]: treesize reduction 9, result has 99.6 percent of original size [2021-07-14 22:59:08,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:08,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:08,774 INFO L354 Elim1Store]: treesize reduction 30, result has 33.3 percent of original size [2021-07-14 22:59:08,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 44 treesize of output 36 [2021-07-14 22:59:08,776 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:08,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:08,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:08,864 INFO L354 Elim1Store]: treesize reduction 12, result has 73.3 percent of original size [2021-07-14 22:59:08,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 49 treesize of output 57 [2021-07-14 22:59:08,867 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:10,350 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 342 [2021-07-14 22:59:10,350 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:59:10,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:10,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:10,454 INFO L354 Elim1Store]: treesize reduction 12, result has 73.3 percent of original size [2021-07-14 22:59:10,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 51 treesize of output 57 [2021-07-14 22:59:10,465 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:10,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:10,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:10,551 INFO L354 Elim1Store]: treesize reduction 18, result has 60.0 percent of original size [2021-07-14 22:59:10,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 48 [2021-07-14 22:59:10,557 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:12,005 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 336 [2021-07-14 22:59:12,005 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:59:12,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:12,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:12,079 INFO L354 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2021-07-14 22:59:12,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 40 treesize of output 40 [2021-07-14 22:59:12,093 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:12,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:12,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:12,155 INFO L354 Elim1Store]: treesize reduction 30, result has 33.3 percent of original size [2021-07-14 22:59:12,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 45 treesize of output 39 [2021-07-14 22:59:12,157 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:13,541 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 324 [2021-07-14 22:59:13,542 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:59:13,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:13,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:13,612 INFO L354 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2021-07-14 22:59:13,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 35 treesize of output 37 [2021-07-14 22:59:13,623 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:13,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:13,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:13,696 INFO L354 Elim1Store]: treesize reduction 16, result has 64.4 percent of original size [2021-07-14 22:59:13,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 40 treesize of output 50 [2021-07-14 22:59:13,700 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:15,037 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 311 [2021-07-14 22:59:15,038 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:59:15,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:15,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:15,100 INFO L354 Elim1Store]: treesize reduction 30, result has 33.3 percent of original size [2021-07-14 22:59:15,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 44 treesize of output 36 [2021-07-14 22:59:15,102 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:15,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:15,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:15,171 INFO L354 Elim1Store]: treesize reduction 12, result has 73.3 percent of original size [2021-07-14 22:59:15,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 49 treesize of output 57 [2021-07-14 22:59:15,176 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:16,465 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 303 [2021-07-14 22:59:16,466 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:59:16,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:16,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:16,536 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:59:16,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 49 treesize of output 69 [2021-07-14 22:59:16,542 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:16,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:16,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:16,601 INFO L354 Elim1Store]: treesize reduction 18, result has 60.0 percent of original size [2021-07-14 22:59:16,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 44 treesize of output 48 [2021-07-14 22:59:16,607 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:17,857 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification that was a NOOP. DAG size: 289 [2021-07-14 22:59:17,857 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:59:17,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:17,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:17,919 INFO L354 Elim1Store]: treesize reduction 32, result has 28.9 percent of original size [2021-07-14 22:59:17,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 33 treesize of output 31 [2021-07-14 22:59:17,921 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:17,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:17,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:17,970 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:59:17,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 28 treesize of output 60 [2021-07-14 22:59:17,989 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:19,220 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 275 [2021-07-14 22:59:19,220 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:59:19,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:19,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:19,298 INFO L354 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2021-07-14 22:59:19,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 42 treesize of output 40 [2021-07-14 22:59:19,302 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:19,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:19,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:19,381 INFO L354 Elim1Store]: treesize reduction 16, result has 64.4 percent of original size [2021-07-14 22:59:19,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 47 treesize of output 53 [2021-07-14 22:59:19,385 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:20,528 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 265 [2021-07-14 22:59:20,528 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:59:20,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:20,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:20,592 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:59:20,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 49 treesize of output 69 [2021-07-14 22:59:20,605 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:20,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:20,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:20,692 INFO L354 Elim1Store]: treesize reduction 4, result has 91.1 percent of original size [2021-07-14 22:59:20,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 44 treesize of output 62 [2021-07-14 22:59:20,707 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:22,879 WARN L205 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 258 DAG size of output: 251 [2021-07-14 22:59:22,880 INFO L628 ElimStorePlain]: treesize reduction 17, result has 99.1 percent of original size [2021-07-14 22:59:22,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:22,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:22,947 INFO L354 Elim1Store]: treesize reduction 14, result has 68.9 percent of original size [2021-07-14 22:59:22,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 33 treesize of output 49 [2021-07-14 22:59:22,960 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:22,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:22,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:23,033 INFO L354 Elim1Store]: treesize reduction 18, result has 60.0 percent of original size [2021-07-14 22:59:23,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 38 treesize of output 48 [2021-07-14 22:59:23,037 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:24,061 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 236 [2021-07-14 22:59:24,061 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:59:24,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:24,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:24,111 INFO L354 Elim1Store]: treesize reduction 30, result has 33.3 percent of original size [2021-07-14 22:59:24,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 40 treesize of output 36 [2021-07-14 22:59:24,113 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:24,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:24,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:24,155 INFO L354 Elim1Store]: treesize reduction 24, result has 46.7 percent of original size [2021-07-14 22:59:24,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 35 treesize of output 39 [2021-07-14 22:59:24,159 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:25,139 WARN L205 SmtUtils]: Spent 979.00 ms on a formula simplification that was a NOOP. DAG size: 225 [2021-07-14 22:59:25,140 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:59:25,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:25,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:25,190 INFO L354 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2021-07-14 22:59:25,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 35 treesize of output 37 [2021-07-14 22:59:25,194 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:25,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:25,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:25,240 INFO L354 Elim1Store]: treesize reduction 16, result has 64.4 percent of original size [2021-07-14 22:59:25,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 40 treesize of output 50 [2021-07-14 22:59:25,245 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:26,198 WARN L205 SmtUtils]: Spent 952.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2021-07-14 22:59:26,198 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:59:26,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:26,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:26,256 INFO L354 Elim1Store]: treesize reduction 24, result has 46.7 percent of original size [2021-07-14 22:59:26,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 51 treesize of output 45 [2021-07-14 22:59:26,258 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:26,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:26,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:26,295 INFO L354 Elim1Store]: treesize reduction 28, result has 37.8 percent of original size [2021-07-14 22:59:26,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 38 [2021-07-14 22:59:26,301 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:27,191 WARN L205 SmtUtils]: Spent 890.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2021-07-14 22:59:27,192 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:59:27,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:27,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:27,263 INFO L354 Elim1Store]: treesize reduction 24, result has 46.7 percent of original size [2021-07-14 22:59:27,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 51 treesize of output 45 [2021-07-14 22:59:27,267 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:27,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:27,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 22:59:27,311 INFO L354 Elim1Store]: treesize reduction 30, result has 33.3 percent of original size [2021-07-14 22:59:27,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 5 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 46 treesize of output 36 [2021-07-14 22:59:27,313 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-07-14 22:59:28,150 WARN L205 SmtUtils]: Spent 836.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2021-07-14 22:59:28,150 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 22:59:28,383 INFO L550 ElimStorePlain]: Start of recursive call 1: 17 dim-0 vars, 16 dim-1 vars, End of recursive call: and 32 xjuncts. [2021-07-14 22:59:28,383 INFO L247 ElimStorePlain]: Needed 33 recursive calls to eliminate 33 variables, input treesize:2233, output treesize:2117 [2021-07-14 22:59:29,021 WARN L205 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 59 [2021-07-14 22:59:29,163 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:59:29,163 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [501858495] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:59:29,163 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:59:29,164 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 16] total 25 [2021-07-14 22:59:29,164 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941110008] [2021-07-14 22:59:29,164 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-07-14 22:59:29,164 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:59:29,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-07-14 22:59:29,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=507, Unknown=0, NotChecked=0, Total=600 [2021-07-14 22:59:29,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:59:29,165 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:59:29,165 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 2.24) internal successors, (56), 25 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 22:59:29,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:59:29,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:59:29,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:59:29,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:59:29,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:59:29,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:59:29,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 22:59:29,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 22:59:29,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:59:29,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:59:29,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:59:29,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:59:29,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:59:29,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:59:29,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 22:59:29,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:59:29,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-14 22:59:29,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 22:59:29,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:59:29,470 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 48 [2021-07-14 22:59:29,665 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 45 [2021-07-14 22:59:29,988 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 53 [2021-07-14 22:59:30,174 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 51 [2021-07-14 22:59:30,665 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 94 [2021-07-14 22:59:31,034 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 51 [2021-07-14 22:59:31,323 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 66 [2021-07-14 22:59:31,514 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 68 [2021-07-14 22:59:32,071 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 106 [2021-07-14 22:59:32,563 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 92 [2021-07-14 22:59:33,238 WARN L205 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 103 [2021-07-14 22:59:34,044 WARN L205 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 105 [2021-07-14 22:59:34,377 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 52 [2021-07-14 22:59:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:59:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:59:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:59:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:59:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:59:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:59:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 22:59:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 22:59:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:59:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:59:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:59:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:59:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:59:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:59:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 22:59:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:59:34,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-14 22:59:34,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 22:59:34,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:59:34,615 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable949,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:59:34,615 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:59:34,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:59:34,616 INFO L82 PathProgramCache]: Analyzing trace with hash 257733542, now seen corresponding path program 9 times [2021-07-14 22:59:34,616 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:59:34,616 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070990827] [2021-07-14 22:59:34,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:59:34,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:59:34,670 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:59:34,670 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:59:34,670 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070990827] [2021-07-14 22:59:34,670 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2070990827] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:59:34,670 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [208030230] [2021-07-14 22:59:34,670 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:59:34,716 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-14 22:59:34,716 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 22:59:34,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-14 22:59:34,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:59:34,835 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:59:34,835 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [208030230] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:59:34,835 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 22:59:34,835 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-07-14 22:59:34,836 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760135393] [2021-07-14 22:59:34,836 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 22:59:34,836 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 22:59:34,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 22:59:34,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2021-07-14 22:59:34,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:59:34,837 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 22:59:34,837 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 22:59:34,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:59:34,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:59:34,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:59:34,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:59:34,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:59:34,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:59:34,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 22:59:34,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 22:59:34,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:59:34,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:59:34,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:59:34,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:59:34,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:59:34,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:59:34,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 22:59:34,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:59:34,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-14 22:59:34,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 22:59:34,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 22:59:34,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 22:59:35,812 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 103 [2021-07-14 22:59:36,657 WARN L205 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 100 [2021-07-14 22:59:37,035 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 61 [2021-07-14 22:59:37,200 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 47 [2021-07-14 22:59:37,529 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 57 [2021-07-14 22:59:37,847 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 76 [2021-07-14 22:59:38,108 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 74 [2021-07-14 22:59:38,382 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 86 [2021-07-14 22:59:38,625 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 81 [2021-07-14 22:59:38,877 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 86 [2021-07-14 22:59:39,169 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-07-14 22:59:39,363 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-07-14 22:59:39,673 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 78 [2021-07-14 22:59:39,896 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 74 [2021-07-14 22:59:40,144 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 78 [2021-07-14 22:59:40,345 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 70 [2021-07-14 22:59:40,655 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 101 [2021-07-14 22:59:41,021 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 119 [2021-07-14 22:59:41,415 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 77 [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-14 22:59:41,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-14 22:59:41,884 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1227 [2021-07-14 22:59:41,884 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 22:59:41,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 22:59:41,884 INFO L82 PathProgramCache]: Analyzing trace with hash 1923767360, now seen corresponding path program 9 times [2021-07-14 22:59:41,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 22:59:41,885 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214253068] [2021-07-14 22:59:41,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 22:59:41,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 22:59:42,566 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 56 [2021-07-14 22:59:42,917 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 95 [2021-07-14 22:59:43,602 WARN L205 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 96 [2021-07-14 22:59:43,726 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 152 [2021-07-14 22:59:44,501 WARN L205 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 115 [2021-07-14 22:59:44,604 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 146 [2021-07-14 22:59:45,383 WARN L205 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 106 [2021-07-14 22:59:45,741 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 92 [2021-07-14 22:59:45,915 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 53 [2021-07-14 22:59:46,111 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 22:59:46,112 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 22:59:46,112 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214253068] [2021-07-14 22:59:46,112 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214253068] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 22:59:46,112 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1333399327] [2021-07-14 22:59:46,112 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 22:59:46,148 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-14 22:59:46,149 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 22:59:46,149 WARN L261 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 45 conjunts are in the unsatisfiable core [2021-07-14 22:59:46,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 22:59:47,609 WARN L205 SmtUtils]: Spent 900.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-07-14 22:59:48,281 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2021-07-14 22:59:48,979 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2021-07-14 22:59:50,551 WARN L205 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 255 [2021-07-14 22:59:53,899 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 773 [2021-07-14 23:00:16,783 WARN L205 SmtUtils]: Spent 19.29 s on a formula simplification. DAG size of input: 1852 DAG size of output: 1622 [2021-07-14 23:00:23,689 WARN L205 SmtUtils]: Spent 3.44 s on a formula simplification. DAG size of input: 1623 DAG size of output: 479 [2021-07-14 23:00:25,288 INFO L446 ElimStorePlain]: Different costs {10=[A, v_prenex_352], 15=[v_prenex_351, v_prenex_341, v_prenex_353, v_prenex_342, v_prenex_354, v_prenex_344, v_prenex_345, v_prenex_346], 21=[v_prenex_349, v_prenex_350, v_prenex_343, v_prenex_355, v_prenex_347, v_prenex_348]} [2021-07-14 23:00:25,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:25,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:25,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:25,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:25,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:25,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:25,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:25,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:25,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 19 [2021-07-14 23:00:25,354 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 23:00:25,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:25,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:25,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:25,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:25,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:25,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:25,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:25,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 19 [2021-07-14 23:00:25,400 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-14 23:00:28,115 WARN L205 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 524 DAG size of output: 415 [2021-07-14 23:00:28,116 INFO L628 ElimStorePlain]: treesize reduction 1605, result has 40.9 percent of original size [2021-07-14 23:00:28,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:28,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:28,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:28,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:28,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:28,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:28,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 13 [2021-07-14 23:00:28,143 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-14 23:00:28,797 WARN L205 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2021-07-14 23:00:28,797 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 23:00:28,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:28,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:28,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:28,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:28,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:28,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:28,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:28,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:28,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:28,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:28,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:28,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 19 [2021-07-14 23:00:28,830 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-14 23:00:29,437 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2021-07-14 23:00:29,439 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 23:00:29,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:29,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:29,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:29,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:29,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:29,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:29,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:29,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:29,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 19 [2021-07-14 23:00:29,481 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-14 23:00:30,074 WARN L205 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2021-07-14 23:00:30,074 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 23:00:30,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:30,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:30,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:30,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:30,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:30,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:30,107 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:30,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:30,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:30,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 19 [2021-07-14 23:00:30,111 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-14 23:00:30,673 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 366 [2021-07-14 23:00:30,673 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 23:00:30,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:30,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:30,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:30,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:30,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:30,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:30,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:30,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-07-14 23:00:30,699 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-14 23:00:31,222 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 353 [2021-07-14 23:00:31,222 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 23:00:31,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:31,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:31,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:31,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:31,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:31,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:31,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:31,247 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:31,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:31,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 19 [2021-07-14 23:00:31,250 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-14 23:00:31,764 WARN L205 SmtUtils]: Spent 514.00 ms on a formula simplification that was a NOOP. DAG size: 341 [2021-07-14 23:00:31,765 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 23:00:31,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:31,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:31,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:31,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:31,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:31,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:31,786 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:31,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:31,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:31,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:31,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:31,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 19 [2021-07-14 23:00:31,792 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-14 23:00:32,257 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2021-07-14 23:00:32,257 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 23:00:32,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:32,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:32,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:32,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:32,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:32,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:32,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:32,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:32,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:32,281 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:32,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 19 [2021-07-14 23:00:32,283 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-14 23:00:32,740 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 314 [2021-07-14 23:00:32,740 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 23:00:32,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:32,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:32,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:32,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:32,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:32,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:32,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:32,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:32,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:32,764 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:32,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 19 [2021-07-14 23:00:32,766 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-14 23:00:33,184 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 300 [2021-07-14 23:00:33,185 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 23:00:33,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:33,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:33,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:33,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:33,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:33,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:33,206 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:33,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:33,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:33,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:33,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:33,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:33,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 19 [2021-07-14 23:00:33,212 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-14 23:00:33,641 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2021-07-14 23:00:33,642 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 23:00:33,656 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:33,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:33,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:33,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:33,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:33,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:33,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:33,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 19 [2021-07-14 23:00:33,663 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-14 23:00:34,042 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 274 [2021-07-14 23:00:34,042 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 23:00:34,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,060 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:34,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,061 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:34,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 19 [2021-07-14 23:00:34,065 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-14 23:00:34,414 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 260 [2021-07-14 23:00:34,415 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 23:00:34,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,430 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:34,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:34,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-07-14 23:00:34,437 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-14 23:00:34,765 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2021-07-14 23:00:34,766 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 23:00:34,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,781 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:34,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:34,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:34,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2021-07-14 23:00:34,787 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-14 23:00:35,098 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2021-07-14 23:00:35,098 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 23:00:35,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:35,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:35,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:35,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:35,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:35,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:35,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:35,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:35,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:35,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:35,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:35,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:35,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:35,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-14 23:00:35,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-14 23:00:35,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 19 [2021-07-14 23:00:35,124 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-14 23:00:35,418 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2021-07-14 23:00:35,418 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 23:00:35,426 INFO L550 ElimStorePlain]: Start of recursive call 1: 49 dim-0 vars, 16 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-07-14 23:00:35,427 INFO L247 ElimStorePlain]: Needed 18 recursive calls to eliminate 65 variables, input treesize:2821, output treesize:169 [2021-07-14 23:00:35,689 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 23:00:35,689 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1333399327] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 23:00:35,689 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 23:00:35,689 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 17] total 30 [2021-07-14 23:00:35,690 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861511073] [2021-07-14 23:00:35,690 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-14 23:00:35,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 23:00:35,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-14 23:00:35,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=828, Unknown=0, NotChecked=0, Total=930 [2021-07-14 23:00:35,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:00:35,691 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 23:00:35,691 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 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-14 23:00:35,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 23:00:36,281 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 20 [2021-07-14 23:00:36,958 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 34 [2021-07-14 23:00:37,864 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 53 [2021-07-14 23:00:38,236 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 55 [2021-07-14 23:00:38,725 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 49 [2021-07-14 23:00:39,114 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 57 [2021-07-14 23:00:40,340 WARN L205 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 62 [2021-07-14 23:00:51,393 WARN L205 SmtUtils]: Spent 10.79 s on a formula simplification. DAG size of input: 198 DAG size of output: 115 [2021-07-14 23:00:52,365 WARN L205 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 74 [2021-07-14 23:00:52,824 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 51 [2021-07-14 23:00:56,666 WARN L205 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 409 DAG size of output: 295 [2021-07-14 23:01:35,680 WARN L205 SmtUtils]: Spent 38.80 s on a formula simplification. DAG size of input: 251 DAG size of output: 115 [2021-07-14 23:02:25,329 WARN L205 SmtUtils]: Spent 49.40 s on a formula simplification. DAG size of input: 261 DAG size of output: 145 [2021-07-14 23:02:39,326 WARN L205 SmtUtils]: Spent 13.77 s on a formula simplification. DAG size of input: 312 DAG size of output: 110 [2021-07-14 23:02:44,330 WARN L205 SmtUtils]: Spent 4.61 s on a formula simplification. DAG size of input: 490 DAG size of output: 203 [2021-07-14 23:02:52,144 WARN L205 SmtUtils]: Spent 7.37 s on a formula simplification. DAG size of input: 523 DAG size of output: 291 [2021-07-14 23:02:54,383 WARN L205 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 302 DAG size of output: 278 [2021-07-14 23:03:02,718 WARN L205 SmtUtils]: Spent 7.72 s on a formula simplification. DAG size of input: 804 DAG size of output: 512 [2021-07-14 23:03:06,049 WARN L205 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 802 DAG size of output: 262 [2021-07-14 23:03:19,140 WARN L205 SmtUtils]: Spent 11.63 s on a formula simplification. DAG size of input: 1635 DAG size of output: 720 [2021-07-14 23:03:29,194 WARN L205 SmtUtils]: Spent 8.92 s on a formula simplification. DAG size of input: 1630 DAG size of output: 658 [2021-07-14 23:03:31,197 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 482 [2021-07-14 23:03:38,095 WARN L205 SmtUtils]: Spent 6.23 s on a formula simplification. DAG size of input: 528 DAG size of output: 288 [2021-07-14 23:03:43,861 WARN L205 SmtUtils]: Spent 5.34 s on a formula simplification. DAG size of input: 416 DAG size of output: 292 [2021-07-14 23:04:01,367 WARN L205 SmtUtils]: Spent 17.04 s on a formula simplification. DAG size of input: 251 DAG size of output: 151 [2021-07-14 23:04:57,495 WARN L205 SmtUtils]: Spent 55.86 s on a formula simplification. DAG size of input: 305 DAG size of output: 146 [2021-07-14 23:05:30,355 WARN L205 SmtUtils]: Spent 32.63 s on a formula simplification. DAG size of input: 313 DAG size of output: 111 [2021-07-14 23:05:35,626 WARN L205 SmtUtils]: Spent 4.85 s on a formula simplification. DAG size of input: 462 DAG size of output: 316 [2021-07-14 23:05:57,020 WARN L205 SmtUtils]: Spent 21.12 s on a formula simplification. DAG size of input: 278 DAG size of output: 151 [2021-07-14 23:06:01,217 WARN L205 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 254 DAG size of output: 147 [2021-07-14 23:06:05,634 WARN L205 SmtUtils]: Spent 4.16 s on a formula simplification. DAG size of input: 287 DAG size of output: 98 [2021-07-14 23:06:10,446 WARN L205 SmtUtils]: Spent 4.37 s on a formula simplification. DAG size of input: 483 DAG size of output: 211 [2021-07-14 23:06:13,606 WARN L205 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 498 DAG size of output: 279 [2021-07-14 23:06:14,940 WARN L205 SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 190 [2021-07-14 23:06:18,710 WARN L205 SmtUtils]: Spent 2.70 s on a formula simplification. DAG size of input: 820 DAG size of output: 403 [2021-07-14 23:06:24,874 WARN L227 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2021-07-14 23:06:25,075 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1228,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 23:06:25,076 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:258) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:626) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:120) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:371) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:650) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:180) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:173) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:140) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:360) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:388) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.getOrConstructPredicate(DeterministicInterpolantAutomaton.java:281) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.constructSuccessorsAndTransitions(DeterministicInterpolantAutomaton.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:78) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:200) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.search(SleepSetNewStateReduction.java:159) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.(SleepSetNewStateReduction.java:111) at de.uni_freiburg.informatik.ultimate.automata.partialorder.PersistentSetReduction.applyNewStateReduction(PersistentSetReduction.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderReductionFacade.apply(PartialOrderReductionFacade.java:185) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isAbstractionEmpty(PartialOrderCegarLoop.java:193) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:509) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:374) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:367) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:293) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:238) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1461) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:654) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:238) ... 52 more [2021-07-14 23:06:25,080 INFO L168 Benchmark]: Toolchain (without parser) took 482513.49 ms. Allocated memory was 205.5 MB in the beginning and 621.8 MB in the end (delta: 416.3 MB). Free memory was 186.1 MB in the beginning and 431.5 MB in the end (delta: -245.5 MB). Peak memory consumption was 391.8 MB. Max. memory is 8.0 GB. [2021-07-14 23:06:25,081 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 205.5 MB. Free memory is still 187.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 23:06:25,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.75 ms. Allocated memory is still 205.5 MB. Free memory was 185.9 MB in the beginning and 184.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 23:06:25,081 INFO L168 Benchmark]: Boogie Preprocessor took 25.05 ms. Allocated memory is still 205.5 MB. Free memory was 184.4 MB in the beginning and 183.5 MB in the end (delta: 992.3 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 23:06:25,081 INFO L168 Benchmark]: RCFGBuilder took 348.76 ms. Allocated memory is still 205.5 MB. Free memory was 183.4 MB in the beginning and 170.5 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-14 23:06:25,081 INFO L168 Benchmark]: TraceAbstraction took 482100.07 ms. Allocated memory was 205.5 MB in the beginning and 621.8 MB in the end (delta: 416.3 MB). Free memory was 170.0 MB in the beginning and 431.5 MB in the end (delta: -261.5 MB). Peak memory consumption was 376.1 MB. Max. memory is 8.0 GB. [2021-07-14 23:06:25,081 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 205.5 MB. Free memory is still 187.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 29.75 ms. Allocated memory is still 205.5 MB. Free memory was 185.9 MB in the beginning and 184.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 25.05 ms. Allocated memory is still 205.5 MB. Free memory was 184.4 MB in the beginning and 183.5 MB in the end (delta: 992.3 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 348.76 ms. Allocated memory is still 205.5 MB. Free memory was 183.4 MB in the beginning and 170.5 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 482100.07 ms. Allocated memory was 205.5 MB in the beginning and 621.8 MB in the end (delta: 416.3 MB). Free memory was 170.0 MB in the beginning and 431.5 MB in the end (delta: -261.5 MB). Peak memory consumption was 376.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...