/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 17:30:20,749 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 17:30:20,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 17:30:20,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 17:30:20,844 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random42.epf [2021-06-06 17:30:20,879 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 17:30:20,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 17:30:20,880 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 17:30:20,880 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 17:30:20,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 17:30:20,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 17:30:20,883 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 17:30:20,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 17:30:20,883 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 17:30:20,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 17:30:20,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 17:30:20,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 17:30:20,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 17:30:20,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 17:30:20,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 17:30:20,885 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 17:30:20,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 17:30:20,885 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 17:30:20,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 17:30:20,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 17:30:20,885 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 17:30:20,886 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 17:30:20,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 17:30:20,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 17:30:20,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 17:30:20,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 17:30:20,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 17:30:20,887 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 17:30:20,887 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-06 17:30:20,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 17:30:20,887 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 17:30:20,887 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 17:30:20,887 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 17:30:20,888 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 17:30:20,888 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-06 17:30:20,888 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 17:30:21,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 17:30:21,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 17:30:21,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 17:30:21,265 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 17:30:21,266 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 17:30:21,267 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts.wvr.bpl [2021-06-06 17:30:21,267 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts.wvr.bpl' [2021-06-06 17:30:21,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 17:30:21,305 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 17:30:21,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 17:30:21,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 17:30:21,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 17:30:21,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:30:21" (1/1) ... [2021-06-06 17:30:21,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:30:21" (1/1) ... [2021-06-06 17:30:21,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 17:30:21,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 17:30:21,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 17:30:21,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 17:30:21,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:30:21" (1/1) ... [2021-06-06 17:30:21,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:30:21" (1/1) ... [2021-06-06 17:30:21,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:30:21" (1/1) ... [2021-06-06 17:30:21,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:30:21" (1/1) ... [2021-06-06 17:30:21,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:30:21" (1/1) ... [2021-06-06 17:30:21,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:30:21" (1/1) ... [2021-06-06 17:30:21,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:30:21" (1/1) ... [2021-06-06 17:30:21,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 17:30:21,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 17:30:21,365 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 17:30:21,366 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 17:30:21,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:30:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 17:30:21,448 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 17:30:21,448 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 17:30:21,448 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 17:30:21,448 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 17:30:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 17:30:21,449 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 17:30:21,449 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 17:30:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 17:30:21,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 17:30:21,449 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-06 17:30:21,449 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-06 17:30:21,450 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-06 17:30:21,450 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 17:30:21,681 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 17:30:21,681 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-06 17:30:21,683 INFO L202 PluginConnector]: Adding new model mts.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 05:30:21 BoogieIcfgContainer [2021-06-06 17:30:21,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 17:30:21,684 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 17:30:21,684 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 17:30:21,687 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 17:30:21,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:30:21" (1/2) ... [2021-06-06 17:30:21,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a64037e and model type mts.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 05:30:21, skipping insertion in model container [2021-06-06 17:30:21,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 05:30:21" (2/2) ... [2021-06-06 17:30:21,689 INFO L111 eAbstractionObserver]: Analyzing ICFG mts.wvr.bpl [2021-06-06 17:30:21,710 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 17:30:21,710 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 17:30:21,711 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 17:30:21,711 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 17:30:21,772 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-06 17:30:21,807 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 17:30:21,884 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 17:30:21,885 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 17:30:21,885 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 17:30:21,885 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 17:30:21,885 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 17:30:21,885 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 17:30:21,885 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 17:30:21,886 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 17:30:21,931 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:30:21,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:30:21,936 INFO L82 PathProgramCache]: Analyzing trace with hash 2088847629, now seen corresponding path program 1 times [2021-06-06 17:30:21,942 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:30:21,943 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941871496] [2021-06-06 17:30:21,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:30:22,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:30:22,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:22,144 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:30:22,144 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941871496] [2021-06-06 17:30:22,144 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941871496] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 17:30:22,145 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 17:30:22,145 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 17:30:22,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175063315] [2021-06-06 17:30:22,151 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 17:30:22,151 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:30:22,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 17:30:22,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-06 17:30:22,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:22,168 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:30:22,173 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 17:30:22,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:22,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:22,239 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 17:30:22,239 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:30:22,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:30:22,242 INFO L82 PathProgramCache]: Analyzing trace with hash 797227893, now seen corresponding path program 1 times [2021-06-06 17:30:22,243 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:30:22,243 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962647990] [2021-06-06 17:30:22,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:30:22,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:30:22,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 17:30:22,315 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:30:22,316 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962647990] [2021-06-06 17:30:22,316 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962647990] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 17:30:22,317 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 17:30:22,317 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 17:30:22,317 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705055326] [2021-06-06 17:30:22,320 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 17:30:22,320 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:30:22,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 17:30:22,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 17:30:22,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:22,323 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:30:22,324 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 17:30:22,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:22,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:22,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:22,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:22,384 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 17:30:22,384 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:30:22,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:30:22,385 INFO L82 PathProgramCache]: Analyzing trace with hash 492918357, now seen corresponding path program 1 times [2021-06-06 17:30:22,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:30:22,385 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955306238] [2021-06-06 17:30:22,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:30:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:30:22,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 17:30:22,488 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:30:22,488 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955306238] [2021-06-06 17:30:22,488 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955306238] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:22,489 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [135734250] [2021-06-06 17:30:22,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:30:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:30:22,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-06 17:30:22,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:30:22,751 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 17:30:22,752 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [135734250] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:22,752 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:30:22,752 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-06-06 17:30:22,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851379091] [2021-06-06 17:30:22,753 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 17:30:22,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:30:22,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 17:30:22,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-06 17:30:22,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:22,754 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:30:22,754 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 4.0) internal successors, (32), 8 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 17:30:22,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:22,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:22,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:22,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:22,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:22,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:23,104 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:30:23,105 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:30:23,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:30:23,105 INFO L82 PathProgramCache]: Analyzing trace with hash -1099105161, now seen corresponding path program 2 times [2021-06-06 17:30:23,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:30:23,106 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749833449] [2021-06-06 17:30:23,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:30:23,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:30:23,625 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 51 [2021-06-06 17:30:23,835 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 40 [2021-06-06 17:30:24,232 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:24,232 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:30:24,232 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749833449] [2021-06-06 17:30:24,233 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749833449] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:24,233 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [149668828] [2021-06-06 17:30:24,233 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:30:24,293 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 17:30:24,293 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:30:24,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 30 conjunts are in the unsatisfiable core [2021-06-06 17:30:24,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:30:24,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:24,994 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:30:24,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 81 treesize of output 51 [2021-06-06 17:30:24,996 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,023 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:30:25,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 61 treesize of output 1 [2021-06-06 17:30:25,026 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,047 INFO L354 Elim1Store]: treesize reduction 14, result has 17.6 percent of original size [2021-06-06 17:30:25,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 106 treesize of output 60 [2021-06-06 17:30:25,059 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,083 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:30:25,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 81 treesize of output 51 [2021-06-06 17:30:25,085 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,100 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:30:25,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 104 treesize of output 55 [2021-06-06 17:30:25,102 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,118 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:30:25,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 77 treesize of output 47 [2021-06-06 17:30:25,119 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,135 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:30:25,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 61 treesize of output 1 [2021-06-06 17:30:25,137 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,151 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:30:25,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 104 treesize of output 55 [2021-06-06 17:30:25,153 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,176 INFO L354 Elim1Store]: treesize reduction 14, result has 17.6 percent of original size [2021-06-06 17:30:25,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 52 [2021-06-06 17:30:25,180 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,195 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:30:25,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 93 treesize of output 54 [2021-06-06 17:30:25,197 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,213 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:30:25,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 1 [2021-06-06 17:30:25,215 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,232 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:30:25,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 39 [2021-06-06 17:30:25,237 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,252 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:30:25,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 1 [2021-06-06 17:30:25,253 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,274 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:30:25,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 93 treesize of output 54 [2021-06-06 17:30:25,276 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:25,289 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-06-06 17:30:25,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 77 treesize of output 47 [2021-06-06 17:30:25,291 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,303 INFO L354 Elim1Store]: treesize reduction 22, result has 12.0 percent of original size [2021-06-06 17:30:25,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 106 treesize of output 60 [2021-06-06 17:30:25,307 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:25,384 INFO L628 ElimStorePlain]: treesize reduction 28, result has 74.5 percent of original size [2021-06-06 17:30:25,389 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-06 17:30:25,389 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 2 variables, input treesize:1445, output treesize:46 [2021-06-06 17:30:25,471 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:25,472 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [149668828] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:25,472 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:30:25,472 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 19 [2021-06-06 17:30:25,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025019390] [2021-06-06 17:30:25,474 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-06 17:30:25,474 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:30:25,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-06 17:30:25,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2021-06-06 17:30:25,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:25,476 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:30:25,476 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 2.6315789473684212) internal successors, (50), 19 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 17:30:25,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:25,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:25,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:25,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:26,237 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 50 [2021-06-06 17:30:26,383 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2021-06-06 17:30:26,566 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 64 [2021-06-06 17:30:26,728 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2021-06-06 17:30:26,963 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 54 [2021-06-06 17:30:27,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:27,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:27,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:27,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 17:30:27,416 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:30:27,417 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:30:27,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:30:27,417 INFO L82 PathProgramCache]: Analyzing trace with hash -1687401831, now seen corresponding path program 3 times [2021-06-06 17:30:27,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:30:27,418 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761463608] [2021-06-06 17:30:27,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:30:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:30:27,481 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:27,481 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:30:27,481 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761463608] [2021-06-06 17:30:27,481 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761463608] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:27,482 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [402097948] [2021-06-06 17:30:27,482 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:30:27,519 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 17:30:27,519 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:30:27,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-06 17:30:27,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:30:27,621 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:27,621 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [402097948] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:27,621 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:30:27,621 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-06-06 17:30:27,621 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39403845] [2021-06-06 17:30:27,622 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 17:30:27,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:30:27,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 17:30:27,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-06-06 17:30:27,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:27,623 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:30:27,623 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.5454545454545454) internal successors, (39), 11 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 17:30:27,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:27,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:27,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:27,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 17:30:27,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:27,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:27,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:27,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:27,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 17:30:27,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 17:30:27,944 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:30:27,945 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:30:27,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:30:27,945 INFO L82 PathProgramCache]: Analyzing trace with hash -745730471, now seen corresponding path program 4 times [2021-06-06 17:30:27,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:30:27,946 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949785534] [2021-06-06 17:30:27,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:30:27,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:30:28,017 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:28,017 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:30:28,019 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949785534] [2021-06-06 17:30:28,019 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949785534] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:28,020 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [464597171] [2021-06-06 17:30:28,020 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:30:28,059 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 17:30:28,059 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:30:28,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-06 17:30:28,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:30:28,153 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:28,154 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [464597171] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:28,154 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:30:28,154 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 12 [2021-06-06 17:30:28,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670946601] [2021-06-06 17:30:28,154 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-06 17:30:28,154 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:30:28,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-06 17:30:28,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-06-06 17:30:28,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:28,155 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:30:28,155 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 3.0) internal successors, (36), 12 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 17:30:28,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:28,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:28,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:28,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 17:30:28,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 17:30:28,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:28,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:28,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:28,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:28,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:30:28,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:30:28,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:30:28,688 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-06-06 17:30:28,689 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:30:28,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:30:28,689 INFO L82 PathProgramCache]: Analyzing trace with hash -2025348583, now seen corresponding path program 5 times [2021-06-06 17:30:28,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:30:28,689 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564060504] [2021-06-06 17:30:28,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:30:28,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:30:28,763 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:28,764 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:30:28,764 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564060504] [2021-06-06 17:30:28,764 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564060504] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:28,764 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2073506435] [2021-06-06 17:30:28,764 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:30:28,817 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-06 17:30:28,818 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:30:28,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-06 17:30:28,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:30:28,953 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:28,953 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2073506435] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:28,953 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:30:28,953 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 16 [2021-06-06 17:30:28,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289215308] [2021-06-06 17:30:28,954 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-06-06 17:30:28,954 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:30:28,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-06-06 17:30:28,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2021-06-06 17:30:28,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:28,955 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:30:28,955 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 2.8125) internal successors, (45), 16 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 17:30:28,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:28,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:28,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:28,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:30:28,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:30:28,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:30:28,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:29,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:29,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:29,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:29,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:30:29,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:30:29,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:30:29,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:30:29,552 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:30:29,553 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:30:29,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:30:29,553 INFO L82 PathProgramCache]: Analyzing trace with hash 1805360349, now seen corresponding path program 6 times [2021-06-06 17:30:29,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:30:29,553 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025988472] [2021-06-06 17:30:29,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:30:29,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:30:29,641 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:29,641 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:30:29,642 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025988472] [2021-06-06 17:30:29,642 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025988472] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:29,642 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1107389080] [2021-06-06 17:30:29,642 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:30:29,681 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-06 17:30:29,681 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:30:29,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-06 17:30:29,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:30:29,781 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:29,781 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1107389080] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:29,781 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:30:29,781 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 14 [2021-06-06 17:30:29,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439560024] [2021-06-06 17:30:29,782 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-06 17:30:29,782 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:30:29,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-06 17:30:29,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2021-06-06 17:30:29,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:29,782 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:30:29,783 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 3.2142857142857144) internal successors, (45), 14 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 17:30:29,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:29,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:29,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:29,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:30:29,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:30:29,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:30:29,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:30:29,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:29,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:29,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:29,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:29,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:30:29,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:30:29,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:30:29,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:30:29,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 17:30:30,120 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:30:30,121 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:30:30,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:30:30,121 INFO L82 PathProgramCache]: Analyzing trace with hash 1545867195, now seen corresponding path program 7 times [2021-06-06 17:30:30,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:30:30,122 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589224974] [2021-06-06 17:30:30,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:30:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:30:30,924 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 70 [2021-06-06 17:30:31,277 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 82 [2021-06-06 17:30:31,641 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 74 [2021-06-06 17:30:31,957 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 51 [2021-06-06 17:30:32,215 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 48 [2021-06-06 17:30:32,340 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 33 [2021-06-06 17:30:32,447 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:32,447 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:30:32,447 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589224974] [2021-06-06 17:30:32,447 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589224974] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:32,448 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1074813801] [2021-06-06 17:30:32,448 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:30:32,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:30:32,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 38 conjunts are in the unsatisfiable core [2021-06-06 17:30:32,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:30:33,049 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-06-06 17:30:33,324 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2021-06-06 17:30:33,730 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-06-06 17:30:34,089 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-06-06 17:30:34,381 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-06-06 17:30:34,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:34,629 INFO L354 Elim1Store]: treesize reduction 38, result has 7.3 percent of original size [2021-06-06 17:30:34,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 52 treesize of output 45 [2021-06-06 17:30:34,632 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:34,660 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-06-06 17:30:34,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 1 [2021-06-06 17:30:34,662 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:35,247 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 180 [2021-06-06 17:30:35,248 INFO L628 ElimStorePlain]: treesize reduction 520, result has 61.6 percent of original size [2021-06-06 17:30:35,274 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-06 17:30:35,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 67 treesize of output 50 [2021-06-06 17:30:35,276 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:35,497 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2021-06-06 17:30:35,497 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:30:35,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:35,540 INFO L354 Elim1Store]: treesize reduction 38, result has 7.3 percent of original size [2021-06-06 17:30:35,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 107 treesize of output 56 [2021-06-06 17:30:35,542 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:35,564 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-06 17:30:35,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 104 treesize of output 55 [2021-06-06 17:30:35,567 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:35,762 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2021-06-06 17:30:35,763 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:30:35,799 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-06 17:30:35,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 104 treesize of output 55 [2021-06-06 17:30:35,801 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:35,971 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2021-06-06 17:30:35,972 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:30:35,991 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-06 17:30:35,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 45 [2021-06-06 17:30:35,994 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:36,153 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-06-06 17:30:36,153 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:30:36,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:36,183 INFO L354 Elim1Store]: treesize reduction 38, result has 7.3 percent of original size [2021-06-06 17:30:36,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 79 treesize of output 52 [2021-06-06 17:30:36,186 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:36,205 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-06 17:30:36,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 75 treesize of output 50 [2021-06-06 17:30:36,208 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:36,340 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-06-06 17:30:36,340 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:30:36,360 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-06 17:30:36,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 62 treesize of output 47 [2021-06-06 17:30:36,363 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:36,485 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-06-06 17:30:36,485 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:30:36,504 INFO L354 Elim1Store]: treesize reduction 46, result has 6.1 percent of original size [2021-06-06 17:30:36,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 75 treesize of output 50 [2021-06-06 17:30:36,506 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:36,617 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-06-06 17:30:36,618 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:30:36,635 INFO L550 ElimStorePlain]: Start of recursive call 1: 16 dim-0 vars, 8 dim-1 vars, End of recursive call: and 7 xjuncts. [2021-06-06 17:30:36,635 INFO L247 ElimStorePlain]: Needed 12 recursive calls to eliminate 24 variables, input treesize:1467, output treesize:100 [2021-06-06 17:30:36,764 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:36,764 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1074813801] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:36,764 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:30:36,764 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 22 [2021-06-06 17:30:36,767 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689704394] [2021-06-06 17:30:36,768 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-06-06 17:30:36,768 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:30:36,768 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-06-06 17:30:36,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=382, Unknown=0, NotChecked=0, Total=462 [2021-06-06 17:30:36,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:36,769 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:30:36,769 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 2.5454545454545454) internal successors, (56), 22 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 17:30:36,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:36,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:36,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:36,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:30:36,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:30:36,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:30:36,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:30:36,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 17:30:36,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:37,093 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 65 [2021-06-06 17:30:37,510 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 80 [2021-06-06 17:30:37,708 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 59 [2021-06-06 17:30:38,114 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 76 [2021-06-06 17:30:38,663 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 123 [2021-06-06 17:30:39,055 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 120 [2021-06-06 17:30:39,278 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2021-06-06 17:30:40,027 WARN L205 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2021-06-06 17:30:40,510 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 115 [2021-06-06 17:30:41,043 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 116 [2021-06-06 17:30:41,293 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 81 [2021-06-06 17:30:42,310 WARN L205 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 159 [2021-06-06 17:30:43,536 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 199 DAG size of output: 159 [2021-06-06 17:30:43,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:43,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:43,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:43,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:30:43,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:30:43,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:30:43,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:30:43,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 17:30:43,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:30:43,840 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-06 17:30:43,841 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:30:43,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:30:43,842 INFO L82 PathProgramCache]: Analyzing trace with hash -1547935587, now seen corresponding path program 8 times [2021-06-06 17:30:43,842 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:30:43,842 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756339349] [2021-06-06 17:30:43,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:30:43,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:30:43,908 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:43,908 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:30:43,908 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756339349] [2021-06-06 17:30:43,908 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756339349] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:43,908 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [723598169] [2021-06-06 17:30:43,908 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:30:43,975 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 17:30:43,976 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:30:43,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-06 17:30:43,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:30:44,115 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:44,116 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [723598169] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:44,116 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:30:44,116 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-06-06 17:30:44,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224518857] [2021-06-06 17:30:44,118 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-06 17:30:44,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:30:44,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-06 17:30:44,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306 [2021-06-06 17:30:44,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:44,119 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:30:44,119 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.7222222222222223) internal successors, (49), 18 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 17:30:44,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:44,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:44,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:44,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:30:44,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:30:44,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:30:44,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:30:44,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 17:30:44,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:30:44,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:44,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:44,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:44,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:44,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:30:44,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:30:44,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:30:44,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:30:44,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 17:30:44,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:30:44,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 17:30:44,596 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:30:44,597 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:30:44,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:30:44,597 INFO L82 PathProgramCache]: Analyzing trace with hash -1807428741, now seen corresponding path program 9 times [2021-06-06 17:30:44,597 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:30:44,597 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411717667] [2021-06-06 17:30:44,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:30:44,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:30:45,017 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 57 [2021-06-06 17:30:45,157 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2021-06-06 17:30:45,379 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 79 [2021-06-06 17:30:45,815 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 37 [2021-06-06 17:30:45,937 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:45,937 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:30:45,937 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411717667] [2021-06-06 17:30:45,937 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411717667] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:45,937 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [108364926] [2021-06-06 17:30:45,937 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:30:45,975 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-06 17:30:45,976 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:30:45,977 WARN L261 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-06 17:30:45,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:30:48,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:48,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:48,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:48,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:48,812 INFO L354 Elim1Store]: treesize reduction 61, result has 37.1 percent of original size [2021-06-06 17:30:48,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 181 treesize of output 119 [2021-06-06 17:30:48,824 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:48,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:48,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:48,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:48,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:48,910 INFO L354 Elim1Store]: treesize reduction 75, result has 22.7 percent of original size [2021-06-06 17:30:48,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 145 treesize of output 101 [2021-06-06 17:30:48,918 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:48,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:48,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:48,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:48,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,027 INFO L354 Elim1Store]: treesize reduction 61, result has 37.1 percent of original size [2021-06-06 17:30:49,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 284 treesize of output 147 [2021-06-06 17:30:49,035 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:49,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,105 INFO L354 Elim1Store]: treesize reduction 83, result has 14.4 percent of original size [2021-06-06 17:30:49,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 144 treesize of output 92 [2021-06-06 17:30:49,107 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:49,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,169 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:49,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 192 treesize of output 1 [2021-06-06 17:30:49,170 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:49,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,217 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:49,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 160 treesize of output 1 [2021-06-06 17:30:49,218 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:49,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,295 INFO L354 Elim1Store]: treesize reduction 77, result has 20.6 percent of original size [2021-06-06 17:30:49,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 154 treesize of output 104 [2021-06-06 17:30:49,298 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:49,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,403 INFO L354 Elim1Store]: treesize reduction 49, result has 49.5 percent of original size [2021-06-06 17:30:49,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 274 treesize of output 153 [2021-06-06 17:30:49,447 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:49,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,546 INFO L354 Elim1Store]: treesize reduction 77, result has 20.6 percent of original size [2021-06-06 17:30:49,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 216 treesize of output 118 [2021-06-06 17:30:49,550 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:49,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,612 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:49,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 274 treesize of output 1 [2021-06-06 17:30:49,613 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:49,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,678 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:49,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 178 treesize of output 1 [2021-06-06 17:30:49,679 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:49,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,744 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:49,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 145 treesize of output 1 [2021-06-06 17:30:49,748 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:49,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,805 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:49,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 126 treesize of output 77 [2021-06-06 17:30:49,810 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:49,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,860 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:49,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 202 treesize of output 1 [2021-06-06 17:30:49,861 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:49,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,947 INFO L354 Elim1Store]: treesize reduction 77, result has 20.6 percent of original size [2021-06-06 17:30:49,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 168 treesize of output 109 [2021-06-06 17:30:49,950 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:49,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:49,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,013 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 162 treesize of output 1 [2021-06-06 17:30:50,014 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,070 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 173 treesize of output 1 [2021-06-06 17:30:50,071 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,122 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 157 treesize of output 85 [2021-06-06 17:30:50,125 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,179 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 197 treesize of output 1 [2021-06-06 17:30:50,180 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,231 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 258 treesize of output 1 [2021-06-06 17:30:50,233 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,280 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 186 treesize of output 1 [2021-06-06 17:30:50,281 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,340 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 152 treesize of output 82 [2021-06-06 17:30:50,343 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,390 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 181 treesize of output 1 [2021-06-06 17:30:50,391 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,440 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 263 treesize of output 1 [2021-06-06 17:30:50,445 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,507 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 147 treesize of output 1 [2021-06-06 17:30:50,508 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,563 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 171 treesize of output 1 [2021-06-06 17:30:50,564 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,615 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 160 treesize of output 1 [2021-06-06 17:30:50,616 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,666 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 152 treesize of output 1 [2021-06-06 17:30:50,667 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,715 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 131 treesize of output 80 [2021-06-06 17:30:50,717 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,765 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 142 treesize of output 1 [2021-06-06 17:30:50,766 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,812 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 136 treesize of output 1 [2021-06-06 17:30:50,813 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,860 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 211 treesize of output 1 [2021-06-06 17:30:50,861 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,912 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 207 treesize of output 1 [2021-06-06 17:30:50,913 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,981 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:50,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 221 treesize of output 1 [2021-06-06 17:30:50,982 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:50,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:50,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,030 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:51,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 211 treesize of output 1 [2021-06-06 17:30:51,031 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,073 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:51,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 144 treesize of output 1 [2021-06-06 17:30:51,074 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,114 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:51,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 200 treesize of output 91 [2021-06-06 17:30:51,117 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,160 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:51,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 181 treesize of output 1 [2021-06-06 17:30:51,161 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,201 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:51,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 126 treesize of output 1 [2021-06-06 17:30:51,202 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,244 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:51,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 258 treesize of output 1 [2021-06-06 17:30:51,245 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,318 INFO L354 Elim1Store]: treesize reduction 77, result has 20.6 percent of original size [2021-06-06 17:30:51,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 191 treesize of output 109 [2021-06-06 17:30:51,320 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,364 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:51,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 205 treesize of output 1 [2021-06-06 17:30:51,365 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,440 INFO L354 Elim1Store]: treesize reduction 77, result has 20.6 percent of original size [2021-06-06 17:30:51,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 187 treesize of output 112 [2021-06-06 17:30:51,444 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,488 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:51,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 168 treesize of output 1 [2021-06-06 17:30:51,489 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,570 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:51,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 166 treesize of output 1 [2021-06-06 17:30:51,571 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,628 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:51,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 195 treesize of output 1 [2021-06-06 17:30:51,629 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,676 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:51,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 176 treesize of output 1 [2021-06-06 17:30:51,677 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,721 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:51,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 279 treesize of output 1 [2021-06-06 17:30:51,722 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,768 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:51,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 187 treesize of output 1 [2021-06-06 17:30:51,769 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,821 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:51,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 171 treesize of output 1 [2021-06-06 17:30:51,822 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,864 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:51,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 171 treesize of output 1 [2021-06-06 17:30:51,865 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,906 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:51,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 149 treesize of output 82 [2021-06-06 17:30:51,908 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,962 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:51,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 165 treesize of output 1 [2021-06-06 17:30:51,963 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:51,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:51,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,011 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:52,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 170 treesize of output 1 [2021-06-06 17:30:52,012 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:52,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,086 INFO L354 Elim1Store]: treesize reduction 83, result has 14.4 percent of original size [2021-06-06 17:30:52,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 155 treesize of output 99 [2021-06-06 17:30:52,088 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:52,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,133 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:52,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 161 treesize of output 1 [2021-06-06 17:30:52,134 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:52,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,188 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:52,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 197 treesize of output 1 [2021-06-06 17:30:52,189 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:52,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,239 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:52,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 268 treesize of output 1 [2021-06-06 17:30:52,240 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:52,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,285 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:52,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 150 treesize of output 1 [2021-06-06 17:30:52,286 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:52,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,325 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:52,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 152 treesize of output 1 [2021-06-06 17:30:52,326 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:52,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,362 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:52,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 195 treesize of output 88 [2021-06-06 17:30:52,365 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:52,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,433 INFO L354 Elim1Store]: treesize reduction 79, result has 18.6 percent of original size [2021-06-06 17:30:52,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 197 treesize of output 116 [2021-06-06 17:30:52,458 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:52,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,495 INFO L354 Elim1Store]: treesize reduction 96, result has 1.0 percent of original size [2021-06-06 17:30:52,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 11 case distinctions, treesize of input 161 treesize of output 1 [2021-06-06 17:30:52,497 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:52,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:30:52,509 INFO L354 Elim1Store]: treesize reduction 120, result has 0.8 percent of original size [2021-06-06 17:30:52,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 14 case distinctions, treesize of input 142 treesize of output 1 [2021-06-06 17:30:52,510 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-06 17:30:52,887 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 51 [2021-06-06 17:30:52,887 INFO L628 ElimStorePlain]: treesize reduction 385, result has 36.4 percent of original size [2021-06-06 17:30:52,917 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 5 xjuncts. [2021-06-06 17:30:52,917 INFO L247 ElimStorePlain]: Needed 65 recursive calls to eliminate 2 variables, input treesize:12673, output treesize:412 [2021-06-06 17:30:53,168 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2021-06-06 17:30:53,300 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:53,300 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [108364926] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:53,300 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:30:53,301 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-06-06 17:30:53,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122327907] [2021-06-06 17:30:53,301 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-06 17:30:53,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:30:53,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-06 17:30:53,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=443, Unknown=0, NotChecked=0, Total=506 [2021-06-06 17:30:53,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:53,302 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:30:53,302 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.4347826086956523) internal successors, (56), 23 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 17:30:53,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:53,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:53,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:53,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:30:53,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:30:53,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:30:53,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:30:53,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 17:30:53,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:30:53,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 17:30:53,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:54,046 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 69 [2021-06-06 17:30:54,373 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 51 [2021-06-06 17:30:55,297 WARN L205 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 132 [2021-06-06 17:30:55,544 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 57 [2021-06-06 17:30:55,909 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 99 [2021-06-06 17:30:56,649 WARN L205 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 133 [2021-06-06 17:30:57,275 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 137 [2021-06-06 17:30:57,453 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 79 [2021-06-06 17:30:57,865 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 102 [2021-06-06 17:30:58,096 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 80 [2021-06-06 17:30:58,344 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 73 [2021-06-06 17:30:58,644 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 31 [2021-06-06 17:30:58,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:58,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:58,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:58,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:30:58,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:30:58,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:30:58,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:30:58,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 17:30:58,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:30:58,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 17:30:58,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 17:30:58,851 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:30:58,851 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:30:58,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:30:58,851 INFO L82 PathProgramCache]: Analyzing trace with hash 1455109213, now seen corresponding path program 10 times [2021-06-06 17:30:58,851 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:30:58,852 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305599256] [2021-06-06 17:30:58,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:30:58,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:30:58,914 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:58,914 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:30:58,914 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305599256] [2021-06-06 17:30:58,914 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305599256] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:58,915 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [591146023] [2021-06-06 17:30:58,915 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:30:58,953 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 17:30:58,953 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:30:58,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-06 17:30:58,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:30:59,035 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:30:59,035 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [591146023] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:30:59,035 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:30:59,036 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 14 [2021-06-06 17:30:59,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906816750] [2021-06-06 17:30:59,036 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-06 17:30:59,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:30:59,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-06 17:30:59,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2021-06-06 17:30:59,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:59,037 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:30:59,037 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 2.857142857142857) internal successors, (40), 14 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 17:30:59,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:30:59,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:30:59,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:30:59,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:30:59,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:30:59,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:30:59,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:30:59,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 17:30:59,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:30:59,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 17:30:59,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 17:30:59,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:30:59,579 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-06-06 17:31:00,396 WARN L205 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 138 [2021-06-06 17:31:00,665 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 96 [2021-06-06 17:31:00,848 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2021-06-06 17:31:01,118 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 85 [2021-06-06 17:31:01,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:31:01,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:31:01,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:31:01,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:31:01,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:31:01,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:31:01,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 17:31:01,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 17:31:01,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:31:01,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:31:01,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 17:31:01,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:31:01,444 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable378 [2021-06-06 17:31:01,445 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:31:01,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:31:01,445 INFO L82 PathProgramCache]: Analyzing trace with hash -758644481, now seen corresponding path program 11 times [2021-06-06 17:31:01,445 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:31:01,445 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848480150] [2021-06-06 17:31:01,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:31:01,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:31:02,020 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 42 [2021-06-06 17:31:02,455 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 80 [2021-06-06 17:31:02,959 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 104 [2021-06-06 17:31:03,371 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 96 [2021-06-06 17:31:03,659 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 62 [2021-06-06 17:31:03,937 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:31:03,938 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:31:03,938 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848480150] [2021-06-06 17:31:03,938 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848480150] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:31:03,938 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [855303253] [2021-06-06 17:31:03,938 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:31:03,975 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-06 17:31:03,975 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:31:03,976 WARN L261 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 46 conjunts are in the unsatisfiable core [2021-06-06 17:31:03,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:31:04,845 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-06-06 17:31:05,466 WARN L205 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-06-06 17:31:07,041 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 225 DAG size of output: 207 [2021-06-06 17:31:07,890 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-06-06 17:31:09,464 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 231 DAG size of output: 211 [2021-06-06 17:31:10,206 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2021-06-06 17:31:10,895 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-06-06 17:31:11,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:11,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:11,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:11,254 INFO L354 Elim1Store]: treesize reduction 56, result has 1.8 percent of original size [2021-06-06 17:31:11,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 109 treesize of output 1 [2021-06-06 17:31:11,255 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:11,312 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:31:11,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 109 treesize of output 68 [2021-06-06 17:31:11,315 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:13,374 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 459 DAG size of output: 444 [2021-06-06 17:31:13,375 INFO L628 ElimStorePlain]: treesize reduction 1451, result has 61.5 percent of original size [2021-06-06 17:31:13,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:13,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:13,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:13,434 INFO L354 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2021-06-06 17:31:13,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 176 treesize of output 81 [2021-06-06 17:31:13,443 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:13,482 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:31:13,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 179 treesize of output 82 [2021-06-06 17:31:13,484 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:14,170 WARN L205 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2021-06-06 17:31:14,170 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:31:14,210 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:31:14,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 174 treesize of output 79 [2021-06-06 17:31:14,212 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:14,851 WARN L205 SmtUtils]: Spent 638.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2021-06-06 17:31:14,852 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:31:14,877 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-06-06 17:31:14,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 74 treesize of output 54 [2021-06-06 17:31:14,879 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:15,521 WARN L205 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2021-06-06 17:31:15,522 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:31:15,563 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:31:15,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 104 treesize of output 65 [2021-06-06 17:31:15,565 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:16,157 WARN L205 SmtUtils]: Spent 591.00 ms on a formula simplification that was a NOOP. DAG size: 370 [2021-06-06 17:31:16,157 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:31:16,199 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:31:16,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 73 treesize of output 61 [2021-06-06 17:31:16,202 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:16,790 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2021-06-06 17:31:16,790 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:31:16,827 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:31:16,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 86 treesize of output 64 [2021-06-06 17:31:16,836 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:17,401 WARN L205 SmtUtils]: Spent 565.00 ms on a formula simplification that was a NOOP. DAG size: 331 [2021-06-06 17:31:17,402 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:31:17,436 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:31:17,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 84 treesize of output 63 [2021-06-06 17:31:17,438 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:17,970 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 313 [2021-06-06 17:31:17,970 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:31:17,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:17,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:17,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:18,026 INFO L354 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2021-06-06 17:31:18,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 126 treesize of output 69 [2021-06-06 17:31:18,028 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:18,060 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:31:18,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 123 treesize of output 68 [2021-06-06 17:31:18,062 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:18,515 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 295 [2021-06-06 17:31:18,515 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:31:18,548 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:31:18,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 91 treesize of output 63 [2021-06-06 17:31:18,550 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:18,988 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 275 [2021-06-06 17:31:18,989 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:31:19,025 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:31:19,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 68 treesize of output 58 [2021-06-06 17:31:19,027 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:19,466 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2021-06-06 17:31:19,466 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:31:19,483 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-06-06 17:31:19,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 76 treesize of output 55 [2021-06-06 17:31:19,485 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:19,888 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2021-06-06 17:31:19,889 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:31:19,918 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:31:19,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 104 treesize of output 66 [2021-06-06 17:31:19,921 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:20,328 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification that was a NOOP. DAG size: 219 [2021-06-06 17:31:20,328 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:31:20,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:20,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:20,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:20,370 INFO L354 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2021-06-06 17:31:20,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 104 treesize of output 66 [2021-06-06 17:31:20,372 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:20,403 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:31:20,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 108 treesize of output 68 [2021-06-06 17:31:20,405 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:20,732 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2021-06-06 17:31:20,733 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:31:20,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:20,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:20,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:20,777 INFO L354 Elim1Store]: treesize reduction 54, result has 5.3 percent of original size [2021-06-06 17:31:20,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 91 treesize of output 63 [2021-06-06 17:31:20,779 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:20,820 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:31:20,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 95 treesize of output 65 [2021-06-06 17:31:20,837 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:21,115 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2021-06-06 17:31:21,115 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:31:21,143 INFO L354 Elim1Store]: treesize reduction 78, result has 3.7 percent of original size [2021-06-06 17:31:21,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 123 treesize of output 68 [2021-06-06 17:31:21,145 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:21,392 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2021-06-06 17:31:21,392 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:31:21,421 INFO L550 ElimStorePlain]: Start of recursive call 1: 32 dim-0 vars, 16 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 17:31:21,421 INFO L247 ElimStorePlain]: Needed 22 recursive calls to eliminate 48 variables, input treesize:3981, output treesize:117 [2021-06-06 17:31:21,544 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:31:21,544 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [855303253] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:31:21,544 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:31:21,544 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 28 [2021-06-06 17:31:21,544 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982429035] [2021-06-06 17:31:21,545 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-06 17:31:21,545 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:31:21,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-06 17:31:21,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=667, Unknown=0, NotChecked=0, Total=756 [2021-06-06 17:31:21,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:31:21,545 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:31:21,546 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 2.357142857142857) internal successors, (66), 28 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 17:31:21,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:31:21,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:31:21,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:31:21,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:31:21,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:31:21,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:31:21,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 17:31:21,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 17:31:21,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:31:21,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:31:21,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 17:31:21,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:31:21,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:31:22,173 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 67 [2021-06-06 17:31:22,424 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 72 [2021-06-06 17:31:22,795 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 62 [2021-06-06 17:31:23,459 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 124 [2021-06-06 17:31:23,940 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 112 [2021-06-06 17:31:24,299 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 104 [2021-06-06 17:31:24,792 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 136 [2021-06-06 17:31:24,992 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 67 [2021-06-06 17:31:25,191 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 69 [2021-06-06 17:31:25,868 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 131 [2021-06-06 17:31:26,438 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 126 [2021-06-06 17:31:26,786 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 69 [2021-06-06 17:31:27,946 WARN L205 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 98 [2021-06-06 17:31:30,068 WARN L205 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 343 DAG size of output: 253 [2021-06-06 17:31:30,295 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-06-06 17:31:31,508 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 360 DAG size of output: 217 [2021-06-06 17:31:32,978 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 380 DAG size of output: 243 [2021-06-06 17:31:34,341 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 300 DAG size of output: 219 [2021-06-06 17:31:35,617 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 318 DAG size of output: 220 [2021-06-06 17:31:38,050 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 343 DAG size of output: 267 [2021-06-06 17:31:39,840 WARN L205 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 340 DAG size of output: 264 [2021-06-06 17:31:40,096 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 67 [2021-06-06 17:31:40,587 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 95 [2021-06-06 17:31:41,032 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 92 [2021-06-06 17:31:41,180 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 62 [2021-06-06 17:31:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:31:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:31:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:31:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:31:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:31:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:31:41,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 17:31:41,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 17:31:41,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:31:41,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:31:41,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 17:31:41,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:31:41,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 17:31:41,452 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable379,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:31:41,453 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:31:41,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:31:41,453 INFO L82 PathProgramCache]: Analyzing trace with hash 1753668739, now seen corresponding path program 12 times [2021-06-06 17:31:41,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:31:41,453 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950912520] [2021-06-06 17:31:41,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:31:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:31:41,531 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-06 17:31:41,531 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:31:41,532 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950912520] [2021-06-06 17:31:41,532 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950912520] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:31:41,532 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [193078656] [2021-06-06 17:31:41,532 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:31:41,581 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-06 17:31:41,581 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:31:41,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-06 17:31:41,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:31:41,889 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 9 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:31:41,889 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [193078656] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:31:41,889 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:31:41,889 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14] total 24 [2021-06-06 17:31:41,889 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648075042] [2021-06-06 17:31:41,890 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-06-06 17:31:41,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:31:41,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-06-06 17:31:41,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=443, Unknown=0, NotChecked=0, Total=552 [2021-06-06 17:31:41,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:31:41,891 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:31:41,891 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 2.6666666666666665) internal successors, (64), 24 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 17:31:41,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:31:41,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:31:41,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:31:41,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:31:41,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:31:41,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:31:41,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 17:31:41,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 17:31:41,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:31:41,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:31:41,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 17:31:41,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:31:41,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 17:31:41,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:31:42,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:31:42,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:31:42,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:31:42,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:31:42,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:31:42,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:31:42,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 17:31:42,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 17:31:42,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:31:42,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:31:42,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 17:31:42,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:31:42,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 17:31:42,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 17:31:42,696 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable412 [2021-06-06 17:31:42,696 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:31:42,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:31:42,697 INFO L82 PathProgramCache]: Analyzing trace with hash -838921123, now seen corresponding path program 13 times [2021-06-06 17:31:42,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:31:42,697 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663554240] [2021-06-06 17:31:42,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:31:42,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:31:42,779 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:31:42,779 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:31:42,779 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663554240] [2021-06-06 17:31:42,779 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663554240] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:31:42,779 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1246811531] [2021-06-06 17:31:42,780 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:31:42,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:31:42,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-06 17:31:42,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:31:42,970 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:31:42,970 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1246811531] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:31:42,970 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 17:31:42,970 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2021-06-06 17:31:42,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394815395] [2021-06-06 17:31:42,970 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-06 17:31:42,970 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 17:31:42,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-06 17:31:42,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2021-06-06 17:31:42,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:31:42,971 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 17:31:42,971 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.65) internal successors, (53), 20 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 17:31:42,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:31:42,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:31:42,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:31:42,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:31:42,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:31:42,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:31:42,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 17:31:42,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 17:31:42,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:31:42,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:31:42,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 17:31:42,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:31:42,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 17:31:42,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-06-06 17:31:42,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 17:31:43,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 17:31:43,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 17:31:43,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 17:31:43,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:31:43,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 17:31:43,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 17:31:43,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 17:31:43,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 17:31:43,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 17:31:43,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 17:31:43,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 17:31:43,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 17:31:43,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 17:31:43,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-06-06 17:31:43,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 17:31:43,678 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable413,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:31:43,678 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 17:31:43,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 17:31:43,678 INFO L82 PathProgramCache]: Analyzing trace with hash 183026879, now seen corresponding path program 14 times [2021-06-06 17:31:43,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 17:31:43,679 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809984796] [2021-06-06 17:31:43,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 17:31:43,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 17:31:44,246 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 40 [2021-06-06 17:31:44,580 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 77 [2021-06-06 17:31:44,928 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 79 [2021-06-06 17:31:45,347 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 100 [2021-06-06 17:31:45,682 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 69 [2021-06-06 17:31:45,869 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 59 [2021-06-06 17:31:46,052 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 54 [2021-06-06 17:31:46,290 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 49 [2021-06-06 17:31:46,407 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 17:31:46,408 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 17:31:46,408 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809984796] [2021-06-06 17:31:46,408 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809984796] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 17:31:46,408 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [747222516] [2021-06-06 17:31:46,408 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 17:31:46,442 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 17:31:46,442 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 17:31:46,443 WARN L261 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 49 conjunts are in the unsatisfiable core [2021-06-06 17:31:46,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 17:31:47,402 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2021-06-06 17:31:49,119 WARN L205 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 232 [2021-06-06 17:31:49,951 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2021-06-06 17:31:50,599 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2021-06-06 17:31:51,894 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 249 [2021-06-06 17:31:54,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:54,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:54,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:54,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:54,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:54,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:54,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:54,610 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 29 [2021-06-06 17:31:54,610 INFO L354 Elim1Store]: treesize reduction 24, result has 64.2 percent of original size [2021-06-06 17:31:54,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 72 treesize of output 78 [2021-06-06 17:31:54,622 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 17:31:54,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:54,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:54,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:54,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:54,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:54,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:54,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:31:54,778 INFO L354 Elim1Store]: treesize reduction 26, result has 61.2 percent of original size [2021-06-06 17:31:54,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 61 treesize of output 71 [2021-06-06 17:31:54,790 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 17:32:00,189 WARN L205 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 829 [2021-06-06 17:32:00,190 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:32:00,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:00,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:00,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:00,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:00,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:00,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:00,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:00,378 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-06 17:32:00,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 61 treesize of output 67 [2021-06-06 17:32:00,385 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 17:32:00,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:00,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:00,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:00,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:00,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:00,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:00,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:00,472 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-06-06 17:32:00,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 56 treesize of output 1 [2021-06-06 17:32:00,473 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 17:32:05,623 WARN L205 SmtUtils]: Spent 5.15 s on a formula simplification that was a NOOP. DAG size: 812 [2021-06-06 17:32:05,624 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:32:05,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:05,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:05,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:05,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:05,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:05,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:05,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:05,841 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-06-06 17:32:05,841 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-06 17:32:05,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 95 treesize of output 99 [2021-06-06 17:32:05,929 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 17:32:05,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:05,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:05,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:06,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:06,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:06,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:06,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:06,117 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-06-06 17:32:06,117 INFO L354 Elim1Store]: treesize reduction 14, result has 79.1 percent of original size [2021-06-06 17:32:06,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 84 treesize of output 92 [2021-06-06 17:32:06,178 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 17:32:17,157 WARN L205 SmtUtils]: Spent 10.98 s on a formula simplification. DAG size of input: 858 DAG size of output: 806 [2021-06-06 17:32:17,159 INFO L628 ElimStorePlain]: treesize reduction 206, result has 96.3 percent of original size [2021-06-06 17:32:17,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:17,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:17,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:17,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:17,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:17,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:17,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:17,384 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 32 [2021-06-06 17:32:17,384 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-06 17:32:17,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 63 treesize of output 81 [2021-06-06 17:32:17,395 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 17:32:17,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:17,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:17,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:17,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:17,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:17,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:17,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:17,556 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-06 17:32:17,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 68 treesize of output 70 [2021-06-06 17:32:17,561 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 17:32:27,970 WARN L205 SmtUtils]: Spent 10.41 s on a formula simplification. DAG size of input: 802 DAG size of output: 791 [2021-06-06 17:32:27,972 INFO L628 ElimStorePlain]: treesize reduction 38, result has 99.3 percent of original size [2021-06-06 17:32:28,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:28,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:28,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:28,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:28,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:28,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:28,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:28,158 INFO L354 Elim1Store]: treesize reduction 20, result has 70.1 percent of original size [2021-06-06 17:32:28,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 58 treesize of output 74 [2021-06-06 17:32:28,175 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 17:32:28,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:28,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:28,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:28,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:28,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:28,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:28,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:28,341 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-06 17:32:28,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 69 treesize of output 67 [2021-06-06 17:32:28,351 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 17:32:38,568 WARN L205 SmtUtils]: Spent 10.22 s on a formula simplification. DAG size of input: 777 DAG size of output: 776 [2021-06-06 17:32:38,570 INFO L628 ElimStorePlain]: treesize reduction 11, result has 99.8 percent of original size [2021-06-06 17:32:38,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:38,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:38,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:38,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:38,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:38,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:38,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:38,739 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:32:38,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 46 treesize of output 90 [2021-06-06 17:32:38,754 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 17:32:38,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:38,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:38,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:38,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:38,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:38,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:38,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:38,893 INFO L354 Elim1Store]: treesize reduction 38, result has 43.3 percent of original size [2021-06-06 17:32:38,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 51 treesize of output 55 [2021-06-06 17:32:38,897 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 17:32:43,826 WARN L205 SmtUtils]: Spent 4.93 s on a formula simplification that was a NOOP. DAG size: 762 [2021-06-06 17:32:43,827 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:32:43,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:43,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:43,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:43,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:43,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:43,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:43,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:44,035 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 31 [2021-06-06 17:32:44,036 INFO L354 Elim1Store]: treesize reduction 24, result has 64.2 percent of original size [2021-06-06 17:32:44,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 69 treesize of output 77 [2021-06-06 17:32:44,043 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 17:32:44,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:44,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:44,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:44,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:44,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:44,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:44,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:44,188 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-06 17:32:44,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 64 treesize of output 70 [2021-06-06 17:32:44,198 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 17:32:54,386 WARN L205 SmtUtils]: Spent 10.19 s on a formula simplification. DAG size of input: 754 DAG size of output: 750 [2021-06-06 17:32:54,388 INFO L628 ElimStorePlain]: treesize reduction 17, result has 99.7 percent of original size [2021-06-06 17:32:54,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:54,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:54,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:54,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:54,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:54,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:54,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:54,610 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-06-06 17:32:54,610 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-06 17:32:54,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 70 treesize of output 88 [2021-06-06 17:32:54,664 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 17:32:54,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:54,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:54,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:54,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:54,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:54,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:54,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:32:54,871 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 29 [2021-06-06 17:32:54,871 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-06 17:32:54,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 81 treesize of output 77 [2021-06-06 17:32:54,893 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-06 17:33:09,997 WARN L205 SmtUtils]: Spent 15.10 s on a formula simplification. DAG size of input: 775 DAG size of output: 738 [2021-06-06 17:33:09,999 INFO L628 ElimStorePlain]: treesize reduction 224, result has 95.7 percent of original size [2021-06-06 17:33:10,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:10,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:10,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:10,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:10,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:10,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:10,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:10,215 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 31 [2021-06-06 17:33:10,216 INFO L354 Elim1Store]: treesize reduction 20, result has 70.1 percent of original size [2021-06-06 17:33:10,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 56 treesize of output 74 [2021-06-06 17:33:10,236 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-06 17:33:10,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:10,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:10,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:10,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:10,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:10,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:10,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:10,409 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 25 [2021-06-06 17:33:10,409 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-06 17:33:10,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 67 treesize of output 69 [2021-06-06 17:33:10,419 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-06 17:33:20,094 WARN L205 SmtUtils]: Spent 9.67 s on a formula simplification. DAG size of input: 723 DAG size of output: 720 [2021-06-06 17:33:20,095 INFO L628 ElimStorePlain]: treesize reduction 11, result has 99.8 percent of original size [2021-06-06 17:33:20,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:20,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:20,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:20,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:20,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:20,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:20,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:20,310 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 26 [2021-06-06 17:33:20,311 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-06 17:33:20,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 72 treesize of output 72 [2021-06-06 17:33:20,325 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-06 17:33:20,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:20,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:20,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:20,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:20,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:20,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:20,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:20,524 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2021-06-06 17:33:20,524 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-06 17:33:20,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 83 treesize of output 95 [2021-06-06 17:33:20,596 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-06 17:33:30,807 WARN L205 SmtUtils]: Spent 10.21 s on a formula simplification. DAG size of input: 742 DAG size of output: 706 [2021-06-06 17:33:30,809 INFO L628 ElimStorePlain]: treesize reduction 162, result has 96.7 percent of original size [2021-06-06 17:33:30,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:30,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:30,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:30,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:30,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:30,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:30,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:31,013 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2021-06-06 17:33:31,013 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-06 17:33:31,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 80 treesize of output 88 [2021-06-06 17:33:31,047 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-06 17:33:31,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:31,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:31,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:31,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:31,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:31,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:31,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:31,183 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-06 17:33:31,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 69 treesize of output 67 [2021-06-06 17:33:31,190 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-06 17:33:40,678 WARN L205 SmtUtils]: Spent 9.49 s on a formula simplification. DAG size of input: 704 DAG size of output: 692 [2021-06-06 17:33:40,679 INFO L628 ElimStorePlain]: treesize reduction 56, result has 98.8 percent of original size [2021-06-06 17:33:40,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:40,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:40,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:40,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:40,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:40,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:40,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:40,840 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-06 17:33:40,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 71 treesize of output 71 [2021-06-06 17:33:40,847 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-06 17:33:40,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:40,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:40,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:40,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:40,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:40,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:40,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:41,006 INFO L354 Elim1Store]: treesize reduction 20, result has 70.1 percent of original size [2021-06-06 17:33:41,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 66 treesize of output 80 [2021-06-06 17:33:41,039 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-06 17:33:54,684 WARN L205 SmtUtils]: Spent 13.64 s on a formula simplification. DAG size of input: 712 DAG size of output: 677 [2021-06-06 17:33:54,685 INFO L628 ElimStorePlain]: treesize reduction 284, result has 94.1 percent of original size [2021-06-06 17:33:54,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:54,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:54,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:54,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:54,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:54,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:54,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:54,901 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-06-06 17:33:54,902 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-06 17:33:54,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 65 treesize of output 89 [2021-06-06 17:33:54,907 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-06 17:33:54,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:54,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:54,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:54,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:54,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:54,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:54,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:33:55,047 INFO L354 Elim1Store]: treesize reduction 34, result has 49.3 percent of original size [2021-06-06 17:33:55,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 60 treesize of output 64 [2021-06-06 17:33:55,055 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:03,827 WARN L205 SmtUtils]: Spent 8.77 s on a formula simplification. DAG size of input: 666 DAG size of output: 665 [2021-06-06 17:34:03,828 INFO L628 ElimStorePlain]: treesize reduction 6, result has 99.9 percent of original size [2021-06-06 17:34:03,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:03,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:03,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:03,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:03,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:03,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:03,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:03,984 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-06 17:34:03,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 77 treesize of output 75 [2021-06-06 17:34:03,992 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:04,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:04,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:04,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:04,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:04,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:04,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:04,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:04,166 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2021-06-06 17:34:04,166 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-06 17:34:04,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 88 treesize of output 98 [2021-06-06 17:34:04,221 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:13,303 WARN L205 SmtUtils]: Spent 9.08 s on a formula simplification. DAG size of input: 678 DAG size of output: 652 [2021-06-06 17:34:13,305 INFO L628 ElimStorePlain]: treesize reduction 162, result has 96.5 percent of original size [2021-06-06 17:34:13,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:13,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:13,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:13,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:13,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:13,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:13,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:13,455 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-06 17:34:13,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 73 treesize of output 69 [2021-06-06 17:34:13,462 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:13,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:13,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:13,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:13,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:13,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:13,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:13,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:13,619 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-06-06 17:34:13,619 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-06 17:34:13,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 62 treesize of output 84 [2021-06-06 17:34:13,630 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:17,866 WARN L205 SmtUtils]: Spent 4.24 s on a formula simplification that was a NOOP. DAG size: 636 [2021-06-06 17:34:17,867 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:34:17,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:17,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:17,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:17,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:17,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:17,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:17,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:18,043 INFO L354 Elim1Store]: treesize reduction 18, result has 73.1 percent of original size [2021-06-06 17:34:18,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 84 treesize of output 88 [2021-06-06 17:34:18,093 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:18,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:18,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:18,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:18,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:18,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:18,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:18,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:18,265 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2021-06-06 17:34:18,266 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-06 17:34:18,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 95 treesize of output 99 [2021-06-06 17:34:18,297 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:31,068 WARN L205 SmtUtils]: Spent 12.77 s on a formula simplification. DAG size of input: 679 DAG size of output: 621 [2021-06-06 17:34:31,069 INFO L628 ElimStorePlain]: treesize reduction 251, result has 94.4 percent of original size [2021-06-06 17:34:31,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:31,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:31,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:31,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:31,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:31,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:31,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:31,218 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-06 17:34:31,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 57 treesize of output 63 [2021-06-06 17:34:31,230 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:31,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:31,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:31,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:31,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:31,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:31,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:31,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:31,371 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-06 17:34:31,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 68 treesize of output 72 [2021-06-06 17:34:31,379 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:35,312 WARN L205 SmtUtils]: Spent 3.93 s on a formula simplification that was a NOOP. DAG size: 604 [2021-06-06 17:34:35,312 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:34:35,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:35,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:35,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:35,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:35,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:35,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:35,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:35,462 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-06 17:34:35,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 52 treesize of output 64 [2021-06-06 17:34:35,472 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:35,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:35,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:35,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:35,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:35,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:35,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:35,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:35,599 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-06 17:34:35,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 63 treesize of output 69 [2021-06-06 17:34:35,610 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:39,450 WARN L205 SmtUtils]: Spent 3.84 s on a formula simplification that was a NOOP. DAG size: 588 [2021-06-06 17:34:39,450 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:34:39,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:39,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:39,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:39,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:39,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:39,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:39,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:39,610 INFO L354 Elim1Store]: treesize reduction 26, result has 61.2 percent of original size [2021-06-06 17:34:39,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 72 treesize of output 76 [2021-06-06 17:34:39,619 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:39,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:39,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:39,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:39,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:39,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:39,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:39,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:39,680 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-06-06 17:34:39,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 67 treesize of output 1 [2021-06-06 17:34:39,681 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:43,382 WARN L205 SmtUtils]: Spent 3.70 s on a formula simplification that was a NOOP. DAG size: 568 [2021-06-06 17:34:43,383 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:34:43,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:43,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:43,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:43,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:43,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:43,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:43,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:43,542 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-06 17:34:43,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 95 treesize of output 95 [2021-06-06 17:34:43,564 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:43,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:43,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:43,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:43,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:43,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:43,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:43,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:43,720 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2021-06-06 17:34:43,721 INFO L354 Elim1Store]: treesize reduction 12, result has 82.1 percent of original size [2021-06-06 17:34:43,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 100 treesize of output 102 [2021-06-06 17:34:43,730 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:51,054 WARN L205 SmtUtils]: Spent 7.32 s on a formula simplification. DAG size of input: 600 DAG size of output: 549 [2021-06-06 17:34:51,055 INFO L628 ElimStorePlain]: treesize reduction 299, result has 92.5 percent of original size [2021-06-06 17:34:51,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:51,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:51,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:51,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:51,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:51,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:51,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:51,206 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-06 17:34:51,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 73 treesize of output 73 [2021-06-06 17:34:51,213 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:51,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:51,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:51,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:51,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:51,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:51,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:51,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:51,345 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-06 17:34:51,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 84 treesize of output 90 [2021-06-06 17:34:51,371 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:58,270 WARN L205 SmtUtils]: Spent 6.90 s on a formula simplification. DAG size of input: 544 DAG size of output: 533 [2021-06-06 17:34:58,271 INFO L628 ElimStorePlain]: treesize reduction 33, result has 99.1 percent of original size [2021-06-06 17:34:58,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:58,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:58,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:58,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:58,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:58,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:58,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:58,409 INFO L354 Elim1Store]: treesize reduction 26, result has 61.2 percent of original size [2021-06-06 17:34:58,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 66 treesize of output 74 [2021-06-06 17:34:58,420 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-06 17:34:58,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:58,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:58,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:58,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:58,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:58,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:58,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:34:58,544 INFO L354 Elim1Store]: treesize reduction 24, result has 64.2 percent of original size [2021-06-06 17:34:58,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 77 treesize of output 81 [2021-06-06 17:34:58,557 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:01,887 WARN L205 SmtUtils]: Spent 3.33 s on a formula simplification that was a NOOP. DAG size: 517 [2021-06-06 17:35:01,888 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:35:01,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:01,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:01,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:01,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:01,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:01,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:01,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:02,025 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-06 17:35:02,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 72 treesize of output 72 [2021-06-06 17:35:02,036 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:02,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:02,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:02,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:02,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:02,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:02,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:02,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:02,161 INFO L354 Elim1Store]: treesize reduction 24, result has 64.2 percent of original size [2021-06-06 17:35:02,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 61 treesize of output 73 [2021-06-06 17:35:02,170 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:08,611 WARN L205 SmtUtils]: Spent 6.44 s on a formula simplification. DAG size of input: 502 DAG size of output: 499 [2021-06-06 17:35:08,612 INFO L628 ElimStorePlain]: treesize reduction 11, result has 99.7 percent of original size [2021-06-06 17:35:08,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:08,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:08,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:08,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:08,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:08,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:08,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:08,766 INFO L354 Elim1Store]: treesize reduction 18, result has 73.1 percent of original size [2021-06-06 17:35:08,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 101 treesize of output 95 [2021-06-06 17:35:08,799 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:08,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:08,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:08,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:08,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:08,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:08,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:08,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:08,912 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:35:08,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 112 treesize of output 118 [2021-06-06 17:35:08,992 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:18,648 WARN L205 SmtUtils]: Spent 9.66 s on a formula simplification. DAG size of input: 581 DAG size of output: 487 [2021-06-06 17:35:18,649 INFO L628 ElimStorePlain]: treesize reduction 462, result has 87.7 percent of original size [2021-06-06 17:35:18,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:18,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:18,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:18,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:18,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:18,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:18,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:18,811 INFO L354 Elim1Store]: treesize reduction 8, result has 88.1 percent of original size [2021-06-06 17:35:18,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 83 treesize of output 99 [2021-06-06 17:35:18,819 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:18,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:18,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:18,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:18,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:18,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:18,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:18,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:18,911 INFO L354 Elim1Store]: treesize reduction 45, result has 32.8 percent of original size [2021-06-06 17:35:18,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 78 treesize of output 59 [2021-06-06 17:35:18,913 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:24,769 WARN L205 SmtUtils]: Spent 5.86 s on a formula simplification. DAG size of input: 480 DAG size of output: 468 [2021-06-06 17:35:24,770 INFO L628 ElimStorePlain]: treesize reduction 36, result has 98.9 percent of original size [2021-06-06 17:35:24,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:24,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:24,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:24,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:24,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:24,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:24,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:24,901 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-06 17:35:24,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 83 treesize of output 79 [2021-06-06 17:35:24,907 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:24,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:24,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:24,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:24,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:24,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:24,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:24,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:24,991 INFO L354 Elim1Store]: treesize reduction 54, result has 19.4 percent of original size [2021-06-06 17:35:24,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 78 treesize of output 50 [2021-06-06 17:35:24,994 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:30,567 WARN L205 SmtUtils]: Spent 5.57 s on a formula simplification. DAG size of input: 454 DAG size of output: 448 [2021-06-06 17:35:30,568 INFO L628 ElimStorePlain]: treesize reduction 27, result has 99.1 percent of original size [2021-06-06 17:35:30,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:30,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:30,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:30,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:30,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:30,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:30,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:30,693 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-06 17:35:30,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 71 treesize of output 71 [2021-06-06 17:35:30,703 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:30,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:30,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:30,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:30,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:30,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:30,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:30,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:30,815 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-06 17:35:30,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 76 treesize of output 90 [2021-06-06 17:35:30,822 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:36,266 WARN L205 SmtUtils]: Spent 5.44 s on a formula simplification. DAG size of input: 442 DAG size of output: 432 [2021-06-06 17:35:36,267 INFO L628 ElimStorePlain]: treesize reduction 72, result has 97.6 percent of original size [2021-06-06 17:35:36,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:36,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:36,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:36,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:36,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:36,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:36,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:36,407 INFO L354 Elim1Store]: treesize reduction 18, result has 73.1 percent of original size [2021-06-06 17:35:36,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 60 treesize of output 80 [2021-06-06 17:35:36,414 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:36,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:36,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:36,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:36,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:36,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:36,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:36,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:36,494 INFO L354 Elim1Store]: treesize reduction 43, result has 35.8 percent of original size [2021-06-06 17:35:36,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 55 treesize of output 52 [2021-06-06 17:35:36,498 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:39,120 WARN L205 SmtUtils]: Spent 2.62 s on a formula simplification that was a NOOP. DAG size: 417 [2021-06-06 17:35:39,120 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:35:39,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:39,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:39,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:39,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:39,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:39,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:39,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:39,240 INFO L354 Elim1Store]: treesize reduction 30, result has 55.2 percent of original size [2021-06-06 17:35:39,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 57 treesize of output 65 [2021-06-06 17:35:39,245 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:39,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:39,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:39,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:39,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:39,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:39,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:39,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:39,333 INFO L354 Elim1Store]: treesize reduction 32, result has 52.2 percent of original size [2021-06-06 17:35:39,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 52 treesize of output 60 [2021-06-06 17:35:39,340 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:41,859 WARN L205 SmtUtils]: Spent 2.52 s on a formula simplification that was a NOOP. DAG size: 400 [2021-06-06 17:35:41,860 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:35:41,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:41,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:41,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:41,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:41,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:41,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:41,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:41,990 INFO L354 Elim1Store]: treesize reduction 16, result has 76.1 percent of original size [2021-06-06 17:35:41,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 51 treesize of output 77 [2021-06-06 17:35:42,002 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:42,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:42,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:42,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:42,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:42,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:42,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:42,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:42,104 INFO L354 Elim1Store]: treesize reduction 22, result has 67.2 percent of original size [2021-06-06 17:35:42,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 56 treesize of output 74 [2021-06-06 17:35:42,109 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:46,962 WARN L205 SmtUtils]: Spent 4.85 s on a formula simplification. DAG size of input: 395 DAG size of output: 386 [2021-06-06 17:35:46,963 INFO L628 ElimStorePlain]: treesize reduction 32, result has 98.9 percent of original size [2021-06-06 17:35:46,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:46,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:46,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:46,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:46,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:46,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:46,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:47,075 INFO L354 Elim1Store]: treesize reduction 34, result has 49.3 percent of original size [2021-06-06 17:35:47,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 55 treesize of output 61 [2021-06-06 17:35:47,089 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:47,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:47,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:47,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:47,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:47,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:47,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:47,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:47,190 INFO L354 Elim1Store]: treesize reduction 20, result has 70.1 percent of original size [2021-06-06 17:35:47,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 50 treesize of output 72 [2021-06-06 17:35:47,199 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:49,501 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification that was a NOOP. DAG size: 371 [2021-06-06 17:35:49,502 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 17:35:49,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:49,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:49,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:49,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:49,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:49,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:49,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:49,626 INFO L354 Elim1Store]: treesize reduction 18, result has 73.1 percent of original size [2021-06-06 17:35:49,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 55 treesize of output 77 [2021-06-06 17:35:49,637 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:49,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:49,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:49,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:49,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:49,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:49,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:49,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 17:35:49,726 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-06-06 17:35:49,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 7 case distinctions, treesize of input 60 treesize of output 70 [2021-06-06 17:35:49,729 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-06-06 17:35:54,125 WARN L205 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 367 DAG size of output: 356 [2021-06-06 17:35:54,126 INFO L628 ElimStorePlain]: treesize reduction 47, result has 98.3 percent of original size Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown