/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-None-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts-array.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-09 21:12:20,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-09 21:12:20,492 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-09 21:12:20,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-09 21:12:20,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-09 21:12:20,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-09 21:12:20,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-09 21:12:20,562 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-None-NoLbe.epf [2021-07-09 21:12:20,591 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-09 21:12:20,591 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-09 21:12:20,592 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-09 21:12:20,592 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-09 21:12:20,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-09 21:12:20,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-09 21:12:20,594 INFO L138 SettingsManager]: * Use SBE=true [2021-07-09 21:12:20,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-09 21:12:20,594 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-09 21:12:20,594 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-09 21:12:20,595 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-09 21:12:20,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-09 21:12:20,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-09 21:12:20,595 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-09 21:12:20,595 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-09 21:12:20,595 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-09 21:12:20,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-09 21:12:20,595 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-09 21:12:20,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-09 21:12:20,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-09 21:12:20,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-09 21:12:20,596 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-09 21:12:20,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-09 21:12:20,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 21:12:20,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-09 21:12:20,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-09 21:12:20,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-09 21:12:20,597 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-09 21:12:20,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-09 21:12:20,597 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-09 21:12:20,597 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-09 21:12:20,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-09 21:12:20,597 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-09 21:12:20,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-09 21:12:20,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-09 21:12:20,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-09 21:12:20,899 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-09 21:12:20,899 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-09 21:12:20,900 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts-array.wvr.bpl [2021-07-09 21:12:20,900 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts-array.wvr.bpl' [2021-07-09 21:12:20,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-09 21:12:20,933 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-09 21:12:20,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-09 21:12:20,934 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-09 21:12:20,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-09 21:12:20,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:12:20" (1/1) ... [2021-07-09 21:12:20,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:12:20" (1/1) ... [2021-07-09 21:12:20,957 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-09 21:12:20,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-09 21:12:20,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-09 21:12:20,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-09 21:12:20,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:12:20" (1/1) ... [2021-07-09 21:12:20,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:12:20" (1/1) ... [2021-07-09 21:12:20,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:12:20" (1/1) ... [2021-07-09 21:12:20,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:12:20" (1/1) ... [2021-07-09 21:12:20,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:12:20" (1/1) ... [2021-07-09 21:12:20,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:12:20" (1/1) ... [2021-07-09 21:12:20,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:12:20" (1/1) ... [2021-07-09 21:12:20,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-09 21:12:20,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-09 21:12:20,972 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-09 21:12:20,972 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-09 21:12:20,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:12:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 21:12:21,020 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-09 21:12:21,020 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-09 21:12:21,020 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-09 21:12:21,021 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-09 21:12:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-09 21:12:21,021 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-09 21:12:21,021 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-09 21:12:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-09 21:12:21,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-09 21:12:21,021 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-09 21:12:21,021 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-09 21:12:21,021 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-09 21:12:21,022 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-09 21:12:21,239 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-09 21:12:21,239 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-09 21:12:21,241 INFO L202 PluginConnector]: Adding new model mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 09:12:21 BoogieIcfgContainer [2021-07-09 21:12:21,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-09 21:12:21,242 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-09 21:12:21,242 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-09 21:12:21,244 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-09 21:12:21,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 09.07 09:12:20" (1/2) ... [2021-07-09 21:12:21,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@412e2a7 and model type mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 09:12:21, skipping insertion in model container [2021-07-09 21:12:21,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 09:12:21" (2/2) ... [2021-07-09 21:12:21,246 INFO L111 eAbstractionObserver]: Analyzing ICFG mts-array.wvr.bpl [2021-07-09 21:12:21,249 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-09 21:12:21,249 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-09 21:12:21,250 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-09 21:12:21,250 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-09 21:12:21,325 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-07-09 21:12:21,357 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-09 21:12:21,392 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 21:12:21,392 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 21:12:21,393 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 21:12:21,393 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 21:12:21,393 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 21:12:21,393 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 21:12:21,393 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 21:12:21,393 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-09 21:12:21,399 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 36 places, 29 transitions, 82 flow [2021-07-09 21:12:21,417 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 112 states, 111 states have (on average 2.810810810810811) internal successors, (312), 111 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:12:21,429 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:12:21,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:12:21,462 INFO L82 PathProgramCache]: Analyzing trace with hash -569553069, now seen corresponding path program 1 times [2021-07-09 21:12:21,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:12:21,469 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229003460] [2021-07-09 21:12:21,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:12:21,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:12:21,687 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-09 21:12:21,687 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:12:21,688 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229003460] [2021-07-09 21:12:21,688 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229003460] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:12:21,689 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [240383634] [2021-07-09 21:12:21,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:12:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:12:21,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-09 21:12:21,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:12:21,927 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-09 21:12:21,927 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [240383634] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:12:21,928 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:12:21,928 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-07-09 21:12:21,929 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991552048] [2021-07-09 21:12:21,935 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-09 21:12:21,935 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:12:21,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-09 21:12:21,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-07-09 21:12:21,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:12:21,948 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:12:21,948 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) [2021-07-09 21:12:21,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:12:22,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:12:22,264 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-07-09 21:12:22,265 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:12:22,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:12:22,265 INFO L82 PathProgramCache]: Analyzing trace with hash 1550704305, now seen corresponding path program 2 times [2021-07-09 21:12:22,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:12:22,266 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039812718] [2021-07-09 21:12:22,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:12:22,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:12:22,762 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 47 [2021-07-09 21:12:22,899 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 35 [2021-07-09 21:12:23,273 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:12:23,274 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:12:23,274 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039812718] [2021-07-09 21:12:23,274 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039812718] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:12:23,274 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [680033404] [2021-07-09 21:12:23,274 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:12:23,322 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-09 21:12:23,323 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 21:12:23,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 31 conjunts are in the unsatisfiable core [2021-07-09 21:12:23,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:12:23,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:12:23,982 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-09 21:12:23,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 106 treesize of output 57 [2021-07-09 21:12:23,983 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 21:12:23,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:12:24,004 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-09 21:12:24,004 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 83 treesize of output 53 [2021-07-09 21:12:24,005 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 21:12:24,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:12:24,032 INFO L354 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2021-07-09 21:12:24,033 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 63 [2021-07-09 21:12:24,038 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-09 21:12:24,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:12:24,056 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-09 21:12:24,056 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 57 [2021-07-09 21:12:24,057 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-09 21:12:24,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:12:24,082 INFO L354 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2021-07-09 21:12:24,083 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 63 treesize of output 56 [2021-07-09 21:12:24,090 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-09 21:12:24,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:12:24,114 INFO L354 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2021-07-09 21:12:24,115 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 108 treesize of output 71 [2021-07-09 21:12:24,118 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-09 21:12:24,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:12:24,137 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:12:24,137 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 108 treesize of output 75 [2021-07-09 21:12:24,141 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-09 21:12:24,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:12:24,155 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-09 21:12:24,155 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 51 treesize of output 1 [2021-07-09 21:12:24,156 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-09 21:12:24,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:12:24,169 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-09 21:12:24,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 79 treesize of output 49 [2021-07-09 21:12:24,170 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-09 21:12:24,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:12:24,183 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-09 21:12:24,184 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 49 [2021-07-09 21:12:24,185 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-09 21:12:24,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:12:24,198 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-09 21:12:24,198 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 83 treesize of output 53 [2021-07-09 21:12:24,199 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-09 21:12:24,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:12:24,214 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-09 21:12:24,214 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 95 treesize of output 56 [2021-07-09 21:12:24,215 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-09 21:12:24,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:12:24,229 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-09 21:12:24,229 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 51 treesize of output 41 [2021-07-09 21:12:24,232 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-09 21:12:24,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:12:24,246 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-09 21:12:24,247 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 1 [2021-07-09 21:12:24,247 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-09 21:12:24,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:12:24,262 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-07-09 21:12:24,263 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 63 treesize of output 1 [2021-07-09 21:12:24,264 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-09 21:12:24,270 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-07-09 21:12:24,270 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 95 treesize of output 56 [2021-07-09 21:12:24,272 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-09 21:12:24,421 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2021-07-09 21:12:24,421 INFO L628 ElimStorePlain]: treesize reduction 40, result has 77.7 percent of original size [2021-07-09 21:12:24,439 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-09 21:12:24,440 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 2 variables, input treesize:1557, output treesize:161 [2021-07-09 21:12:24,618 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:12:24,618 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [680033404] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:12:24,618 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:12:24,618 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-07-09 21:12:24,618 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585457415] [2021-07-09 21:12:24,619 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-09 21:12:24,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:12:24,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-09 21:12:24,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=324, Unknown=0, NotChecked=0, Total=380 [2021-07-09 21:12:24,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:12:24,620 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:12:24,620 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.5) internal successors, (50), 20 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) [2021-07-09 21:12:24,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:12:24,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:12:25,523 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 51 [2021-07-09 21:12:25,757 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 64 [2021-07-09 21:12:26,141 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 69 [2021-07-09 21:12:26,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:12:26,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-09 21:12:26,388 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:12:26,388 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:12:26,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:12:26,389 INFO L82 PathProgramCache]: Analyzing trace with hash -141181203, now seen corresponding path program 3 times [2021-07-09 21:12:26,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:12:26,389 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951504781] [2021-07-09 21:12:26,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:12:26,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:12:26,470 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:12:26,470 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:12:26,470 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951504781] [2021-07-09 21:12:26,471 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951504781] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:12:26,471 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [778764349] [2021-07-09 21:12:26,471 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 [2021-07-09 21:12:26,529 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-09 21:12:26,530 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 21:12:26,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-09 21:12:26,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:12:26,751 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:12:26,751 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [778764349] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:12:26,751 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:12:26,751 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-07-09 21:12:26,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041636538] [2021-07-09 21:12:26,752 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-09 21:12:26,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:12:26,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-09 21:12:26,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2021-07-09 21:12:26,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:12:26,753 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:12:26,753 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.6666666666666665) internal successors, (48), 18 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:12:26,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:12:26,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-09 21:12:26,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:12:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:12:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-09 21:12:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:12:27,178 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:12:27,179 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:12:27,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:12:27,179 INFO L82 PathProgramCache]: Analyzing trace with hash -676858127, now seen corresponding path program 4 times [2021-07-09 21:12:27,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:12:27,179 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996810726] [2021-07-09 21:12:27,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:12:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:12:27,259 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 25 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-09 21:12:27,259 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:12:27,259 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996810726] [2021-07-09 21:12:27,259 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996810726] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:12:27,259 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1512707988] [2021-07-09 21:12:27,259 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 [2021-07-09 21:12:27,293 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-09 21:12:27,293 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 21:12:27,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-09 21:12:27,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:12:27,411 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-09 21:12:27,411 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1512707988] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:12:27,411 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:12:27,411 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 18 [2021-07-09 21:12:27,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016042054] [2021-07-09 21:12:27,411 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-09 21:12:27,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:12:27,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-09 21:12:27,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=218, Unknown=0, NotChecked=0, Total=306 [2021-07-09 21:12:27,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:12:27,412 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:12:27,412 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 3.0) internal successors, (54), 18 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:12:27,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:12:27,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-09 21:12:27,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:12:27,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:12:27,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:12:27,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-09 21:12:27,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:12:27,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:12:27,805 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-07-09 21:12:27,805 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:12:27,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:12:27,806 INFO L82 PathProgramCache]: Analyzing trace with hash -1522161299, now seen corresponding path program 5 times [2021-07-09 21:12:27,806 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:12:27,806 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105920621] [2021-07-09 21:12:27,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:12:27,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:12:29,031 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 51 [2021-07-09 21:12:29,314 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 78 [2021-07-09 21:12:29,859 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 105 [2021-07-09 21:12:30,624 WARN L205 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 223 [2021-07-09 21:12:31,479 WARN L205 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 164 [2021-07-09 21:12:32,019 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 229 [2021-07-09 21:12:32,806 WARN L205 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 173 [2021-07-09 21:12:34,178 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 321 DAG size of output: 260 [2021-07-09 21:12:35,426 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 260 DAG size of output: 215 [2021-07-09 21:12:36,675 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 318 DAG size of output: 257 [2021-07-09 21:12:37,948 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 257 DAG size of output: 212 [2021-07-09 21:12:39,060 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 291 DAG size of output: 234 [2021-07-09 21:12:39,738 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 163 [2021-07-09 21:12:39,912 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 197 [2021-07-09 21:12:40,444 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 125 [2021-07-09 21:12:40,871 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 79 [2021-07-09 21:12:41,030 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 48 [2021-07-09 21:12:41,481 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 4 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:12:41,481 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:12:41,481 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105920621] [2021-07-09 21:12:41,481 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105920621] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:12:41,481 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1285331758] [2021-07-09 21:12:41,481 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 [2021-07-09 21:12:41,532 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-07-09 21:12:41,533 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 21:12:41,534 WARN L261 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 61 conjunts are in the unsatisfiable core [2021-07-09 21:12:41,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:12:42,487 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-07-09 21:12:45,618 WARN L205 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 183 [2021-07-09 21:12:49,147 WARN L205 SmtUtils]: Spent 2.46 s on a formula simplification that was a NOOP. DAG size: 707 [2021-07-09 21:12:50,224 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 650 DAG size of output: 650 [2021-07-09 21:12:50,410 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 777 DAG size of output: 777 [2021-07-09 21:12:50,551 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 777 DAG size of output: 777 [2021-07-09 21:12:57,703 WARN L205 SmtUtils]: Spent 6.61 s on a formula simplification. DAG size of input: 777 DAG size of output: 712 [2021-07-09 21:12:58,883 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 658 DAG size of output: 658 [2021-07-09 21:12:59,059 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 785 DAG size of output: 785 [2021-07-09 21:12:59,183 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 785 DAG size of output: 785 [2021-07-09 21:13:06,583 WARN L205 SmtUtils]: Spent 6.82 s on a formula simplification. DAG size of input: 785 DAG size of output: 719 [2021-07-09 21:13:07,630 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 668 DAG size of output: 668 [2021-07-09 21:13:07,805 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 795 DAG size of output: 795 [2021-07-09 21:13:07,936 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 795 DAG size of output: 795 [2021-07-09 21:13:15,694 WARN L205 SmtUtils]: Spent 7.14 s on a formula simplification. DAG size of input: 795 DAG size of output: 725 [2021-07-09 21:13:16,678 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 677 DAG size of output: 677 [2021-07-09 21:13:16,836 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 804 DAG size of output: 804 [2021-07-09 21:13:16,973 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 804 DAG size of output: 804 [2021-07-09 21:13:25,065 WARN L205 SmtUtils]: Spent 7.45 s on a formula simplification. DAG size of input: 804 DAG size of output: 734 [2021-07-09 21:13:29,001 WARN L205 SmtUtils]: Spent 2.85 s on a formula simplification that was a NOOP. DAG size: 733 [2021-07-09 21:13:32,913 WARN L205 SmtUtils]: Spent 2.68 s on a formula simplification that was a NOOP. DAG size: 732 [2021-07-09 21:13:36,789 WARN L205 SmtUtils]: Spent 2.33 s on a formula simplification that was a NOOP. DAG size: 708 [2021-07-09 21:13:39,259 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:13:39,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:13:39,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:13:39,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:13:39,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:13:39,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:13:39,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:13:39,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 50 [2021-07-09 21:13:39,317 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-09 21:13:39,393 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:13:39,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:13:39,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:13:39,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:13:39,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:13:39,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:13:39,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 47 [2021-07-09 21:13:39,406 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-09 21:14:08,243 WARN L205 SmtUtils]: Spent 28.84 s on a formula simplification. DAG size of input: 1888 DAG size of output: 1702 [2021-07-09 21:14:08,247 INFO L628 ElimStorePlain]: treesize reduction 4296, result has 58.5 percent of original size [2021-07-09 21:14:08,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:14:08,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:08,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:08,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:08,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:08,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:08,352 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:14:08,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 41 [2021-07-09 21:14:08,412 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-09 21:14:08,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:14:08,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:08,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:08,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:08,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:08,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:08,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 43 [2021-07-09 21:14:08,501 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-09 21:14:16,609 WARN L205 SmtUtils]: Spent 8.11 s on a formula simplification that was a NOOP. DAG size: 1682 [2021-07-09 21:14:16,611 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:14:16,686 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:14:16,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:16,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:16,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:16,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:16,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:16,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 34 [2021-07-09 21:14:16,699 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-09 21:14:24,845 WARN L205 SmtUtils]: Spent 8.14 s on a formula simplification that was a NOOP. DAG size: 1664 [2021-07-09 21:14:24,846 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:14:24,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:24,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:24,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:24,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:14:24,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:24,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:24,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 33 [2021-07-09 21:14:24,931 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-09 21:14:33,061 WARN L205 SmtUtils]: Spent 8.13 s on a formula simplification that was a NOOP. DAG size: 1646 [2021-07-09 21:14:33,062 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:14:33,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:14:33,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:33,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:33,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:33,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:33,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:33,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 37 [2021-07-09 21:14:33,150 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-09 21:14:40,902 WARN L205 SmtUtils]: Spent 7.75 s on a formula simplification that was a NOOP. DAG size: 1626 [2021-07-09 21:14:40,903 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:14:40,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:40,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:40,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:40,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:40,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:40,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 24 [2021-07-09 21:14:40,986 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-09 21:14:48,506 WARN L205 SmtUtils]: Spent 7.52 s on a formula simplification that was a NOOP. DAG size: 1611 [2021-07-09 21:14:48,507 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:14:48,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:14:48,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:48,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:48,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:48,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:48,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:48,619 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:14:48,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 36 [2021-07-09 21:14:48,670 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-09 21:14:48,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:14:48,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:48,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:48,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:48,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:48,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:48,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 37 [2021-07-09 21:14:48,756 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-09 21:14:56,763 WARN L205 SmtUtils]: Spent 8.01 s on a formula simplification that was a NOOP. DAG size: 1588 [2021-07-09 21:14:56,764 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:14:56,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:14:56,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:56,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:56,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:56,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:56,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:14:56,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 33 [2021-07-09 21:14:56,848 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-09 21:15:05,187 WARN L205 SmtUtils]: Spent 8.34 s on a formula simplification that was a NOOP. DAG size: 1570 [2021-07-09 21:15:05,188 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:15:05,258 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:15:05,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:05,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:05,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:05,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:05,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:05,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 31 [2021-07-09 21:15:05,273 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-09 21:15:13,375 WARN L205 SmtUtils]: Spent 8.10 s on a formula simplification that was a NOOP. DAG size: 1551 [2021-07-09 21:15:13,376 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:15:13,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:13,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:13,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:13,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:13,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:13,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 24 [2021-07-09 21:15:13,472 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-09 21:15:21,872 WARN L205 SmtUtils]: Spent 8.40 s on a formula simplification that was a NOOP. DAG size: 1536 [2021-07-09 21:15:21,873 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:15:21,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:21,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:21,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:21,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:21,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:21,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 27 [2021-07-09 21:15:21,949 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-09 21:15:29,524 WARN L205 SmtUtils]: Spent 7.57 s on a formula simplification that was a NOOP. DAG size: 1520 [2021-07-09 21:15:29,525 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:15:29,594 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:15:29,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:29,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:29,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:29,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:29,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:29,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 42 [2021-07-09 21:15:29,608 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-09 21:15:36,989 WARN L205 SmtUtils]: Spent 7.38 s on a formula simplification that was a NOOP. DAG size: 1500 [2021-07-09 21:15:36,990 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:15:37,066 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:15:37,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:37,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:37,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:37,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:37,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:37,079 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:15:37,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 34 [2021-07-09 21:15:37,141 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-09 21:15:37,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:15:37,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:37,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:37,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:37,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:37,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:37,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 35 [2021-07-09 21:15:37,227 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-09 21:15:44,441 WARN L205 SmtUtils]: Spent 7.21 s on a formula simplification that was a NOOP. DAG size: 1479 [2021-07-09 21:15:44,442 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:15:44,505 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:15:44,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:44,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:44,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:44,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:44,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:44,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 37 [2021-07-09 21:15:44,519 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-07-09 21:15:51,446 WARN L205 SmtUtils]: Spent 6.93 s on a formula simplification that was a NOOP. DAG size: 1460 [2021-07-09 21:15:51,447 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:15:51,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:15:51,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:51,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:51,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:51,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:51,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:51,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 24 [2021-07-09 21:15:51,520 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-09 21:15:58,416 WARN L205 SmtUtils]: Spent 6.89 s on a formula simplification that was a NOOP. DAG size: 1444 [2021-07-09 21:15:58,416 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:15:58,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:15:58,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:58,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:58,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:58,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:58,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:15:58,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 35 [2021-07-09 21:15:58,499 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-09 21:16:05,152 WARN L205 SmtUtils]: Spent 6.65 s on a formula simplification that was a NOOP. DAG size: 1424 [2021-07-09 21:16:05,154 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:16:05,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:05,212 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:16:05,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:05,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:05,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:05,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:05,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 30 [2021-07-09 21:16:05,223 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-09 21:16:11,487 WARN L205 SmtUtils]: Spent 6.26 s on a formula simplification that was a NOOP. DAG size: 1406 [2021-07-09 21:16:11,488 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:16:11,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:16:11,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:11,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:11,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:11,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:11,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:11,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2021-07-09 21:16:11,584 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-07-09 21:16:17,730 WARN L205 SmtUtils]: Spent 6.15 s on a formula simplification that was a NOOP. DAG size: 1389 [2021-07-09 21:16:17,731 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:16:17,786 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:16:17,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:17,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:17,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:17,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:17,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:17,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 30 [2021-07-09 21:16:17,797 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-07-09 21:16:23,912 WARN L205 SmtUtils]: Spent 6.11 s on a formula simplification that was a NOOP. DAG size: 1371 [2021-07-09 21:16:23,913 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:16:23,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:23,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:23,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:23,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:23,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:23,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 27 [2021-07-09 21:16:23,984 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-07-09 21:16:30,293 WARN L205 SmtUtils]: Spent 6.31 s on a formula simplification that was a NOOP. DAG size: 1355 [2021-07-09 21:16:30,294 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:16:30,351 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:16:30,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:30,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:30,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:30,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:30,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:30,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:16:30,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 40 [2021-07-09 21:16:30,403 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-07-09 21:16:30,461 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:16:30,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:30,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:30,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:30,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:30,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:30,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 38 [2021-07-09 21:16:30,475 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-07-09 21:16:36,090 WARN L205 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 1332 [2021-07-09 21:16:36,091 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:16:36,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:36,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:36,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:36,151 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:16:36,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:36,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:36,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:16:36,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 42 [2021-07-09 21:16:36,192 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-07-09 21:16:36,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:36,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:36,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:36,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:16:36,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:36,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:36,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 41 [2021-07-09 21:16:36,287 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-07-09 21:16:41,470 WARN L205 SmtUtils]: Spent 5.18 s on a formula simplification that was a NOOP. DAG size: 1308 [2021-07-09 21:16:41,472 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:16:41,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:16:41,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:41,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:41,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:41,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:41,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:41,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 29 [2021-07-09 21:16:41,534 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-07-09 21:16:46,790 WARN L205 SmtUtils]: Spent 5.25 s on a formula simplification that was a NOOP. DAG size: 1290 [2021-07-09 21:16:46,790 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:16:46,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:46,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:46,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:46,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:46,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:46,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 22 [2021-07-09 21:16:46,853 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-07-09 21:16:52,465 WARN L205 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 1276 [2021-07-09 21:16:52,466 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:16:52,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:52,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:52,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:52,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:52,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:16:52,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:52,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 32 [2021-07-09 21:16:52,532 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-07-09 21:16:57,743 WARN L205 SmtUtils]: Spent 5.21 s on a formula simplification that was a NOOP. DAG size: 1257 [2021-07-09 21:16:57,744 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:16:57,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:57,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:16:57,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:57,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:57,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:57,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:16:57,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 32 [2021-07-09 21:16:57,804 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:02,826 WARN L205 SmtUtils]: Spent 5.02 s on a formula simplification that was a NOOP. DAG size: 1238 [2021-07-09 21:17:02,827 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:17:02,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:02,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:02,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:02,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:02,885 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:02,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:02,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 33 [2021-07-09 21:17:02,893 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:08,200 WARN L205 SmtUtils]: Spent 5.31 s on a formula simplification that was a NOOP. DAG size: 1219 [2021-07-09 21:17:08,201 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:17:08,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:08,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:08,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:08,258 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:08,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:08,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:08,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:08,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 45 [2021-07-09 21:17:08,306 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:08,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:08,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:08,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:08,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:08,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:08,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:08,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 43 [2021-07-09 21:17:08,371 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:13,439 WARN L205 SmtUtils]: Spent 5.07 s on a formula simplification that was a NOOP. DAG size: 1195 [2021-07-09 21:17:13,440 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:17:13,498 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:13,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:13,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:13,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:13,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:13,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:13,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:13,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 47 [2021-07-09 21:17:13,551 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:13,602 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:13,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:13,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:13,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:13,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:13,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:13,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 49 [2021-07-09 21:17:13,613 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:17,852 WARN L205 SmtUtils]: Spent 4.24 s on a formula simplification that was a NOOP. DAG size: 1172 [2021-07-09 21:17:17,853 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:17:17,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:17,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:17,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:17,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:17,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:17,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:17,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:17,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 36 [2021-07-09 21:17:17,958 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:18,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:18,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:18,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:18,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:18,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:18,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:18,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 38 [2021-07-09 21:17:18,040 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:22,465 WARN L205 SmtUtils]: Spent 4.42 s on a formula simplification that was a NOOP. DAG size: 1150 [2021-07-09 21:17:22,466 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:17:22,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:22,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:22,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:22,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:22,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:22,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:22,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 37 [2021-07-09 21:17:22,523 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:26,772 WARN L205 SmtUtils]: Spent 4.25 s on a formula simplification that was a NOOP. DAG size: 1130 [2021-07-09 21:17:26,773 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:17:26,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:26,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:26,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:26,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:26,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:26,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:26,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:26,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:26,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:26,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 32 [2021-07-09 21:17:26,838 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:31,291 WARN L205 SmtUtils]: Spent 4.45 s on a formula simplification that was a NOOP. DAG size: 1112 [2021-07-09 21:17:31,292 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:17:31,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:31,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:31,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:31,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:31,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:31,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:31,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 32 [2021-07-09 21:17:31,353 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:35,653 WARN L205 SmtUtils]: Spent 4.30 s on a formula simplification that was a NOOP. DAG size: 1093 [2021-07-09 21:17:35,653 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:17:35,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:35,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:35,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:35,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:35,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:35,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:35,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 32 [2021-07-09 21:17:35,718 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:39,884 WARN L205 SmtUtils]: Spent 4.16 s on a formula simplification that was a NOOP. DAG size: 1074 [2021-07-09 21:17:39,884 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:17:39,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:39,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:39,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:39,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:39,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:39,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:39,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:39,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 56 [2021-07-09 21:17:39,962 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:40,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:40,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:40,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:40,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:40,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:40,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:40,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 54 [2021-07-09 21:17:40,040 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:43,833 WARN L205 SmtUtils]: Spent 3.79 s on a formula simplification that was a NOOP. DAG size: 1049 [2021-07-09 21:17:43,834 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:17:43,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:43,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:43,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:43,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:43,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:43,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:43,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 37 [2021-07-09 21:17:43,885 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:47,631 WARN L205 SmtUtils]: Spent 3.75 s on a formula simplification that was a NOOP. DAG size: 1029 [2021-07-09 21:17:47,632 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:17:47,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:47,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:47,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:47,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:47,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:47,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 29 [2021-07-09 21:17:47,681 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:51,331 WARN L205 SmtUtils]: Spent 3.65 s on a formula simplification that was a NOOP. DAG size: 1012 [2021-07-09 21:17:51,332 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:17:51,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:51,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:51,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:51,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:51,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:51,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 26 [2021-07-09 21:17:51,381 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:54,934 WARN L205 SmtUtils]: Spent 3.55 s on a formula simplification that was a NOOP. DAG size: 996 [2021-07-09 21:17:54,934 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:17:54,976 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:54,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:54,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:54,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:54,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:54,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:54,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 29 [2021-07-09 21:17:54,987 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:58,612 WARN L205 SmtUtils]: Spent 3.62 s on a formula simplification that was a NOOP. DAG size: 978 [2021-07-09 21:17:58,612 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:17:58,652 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:58,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:58,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:58,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:58,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:58,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:58,660 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:58,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 35 [2021-07-09 21:17:58,691 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-07-09 21:17:58,733 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:17:58,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:58,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:58,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:58,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:58,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:17:58,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 34 [2021-07-09 21:17:58,742 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:01,953 WARN L205 SmtUtils]: Spent 3.21 s on a formula simplification that was a NOOP. DAG size: 956 [2021-07-09 21:18:01,953 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:01,993 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:01,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:01,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:01,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:01,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:02,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:02,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 32 [2021-07-09 21:18:02,003 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:05,332 WARN L205 SmtUtils]: Spent 3.33 s on a formula simplification that was a NOOP. DAG size: 937 [2021-07-09 21:18:05,332 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:05,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:05,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:05,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:05,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:05,382 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:05,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:05,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 29 [2021-07-09 21:18:05,387 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:08,843 WARN L205 SmtUtils]: Spent 3.46 s on a formula simplification that was a NOOP. DAG size: 919 [2021-07-09 21:18:08,844 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:08,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:08,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:08,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:08,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:08,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:08,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:08,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 26 [2021-07-09 21:18:08,893 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:12,017 WARN L205 SmtUtils]: Spent 3.12 s on a formula simplification that was a NOOP. DAG size: 902 [2021-07-09 21:18:12,018 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:12,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:12,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:12,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:12,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:12,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:12,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:12,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 28 [2021-07-09 21:18:12,064 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:15,179 WARN L205 SmtUtils]: Spent 3.11 s on a formula simplification that was a NOOP. DAG size: 885 [2021-07-09 21:18:15,180 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:15,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:15,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:15,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:15,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:15,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:15,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 31 [2021-07-09 21:18:15,230 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:18,314 WARN L205 SmtUtils]: Spent 3.08 s on a formula simplification that was a NOOP. DAG size: 868 [2021-07-09 21:18:18,315 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:18,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:18,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:18,355 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:18,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:18,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:18,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:18,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 35 [2021-07-09 21:18:18,362 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:21,466 WARN L205 SmtUtils]: Spent 3.10 s on a formula simplification that was a NOOP. DAG size: 848 [2021-07-09 21:18:21,466 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:21,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:21,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:21,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:21,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:21,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:21,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:21,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 29 [2021-07-09 21:18:21,511 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:24,558 WARN L205 SmtUtils]: Spent 3.05 s on a formula simplification that was a NOOP. DAG size: 830 [2021-07-09 21:18:24,559 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:24,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:24,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:24,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:24,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:24,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:24,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:24,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 43 [2021-07-09 21:18:24,605 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:27,602 WARN L205 SmtUtils]: Spent 3.00 s on a formula simplification that was a NOOP. DAG size: 810 [2021-07-09 21:18:27,602 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:27,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:27,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:27,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:27,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:27,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:27,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:27,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 36 [2021-07-09 21:18:27,647 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:30,576 WARN L205 SmtUtils]: Spent 2.93 s on a formula simplification that was a NOOP. DAG size: 790 [2021-07-09 21:18:30,576 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:30,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:30,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:30,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:30,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:30,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:30,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:30,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 50 [2021-07-09 21:18:30,620 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:33,495 WARN L205 SmtUtils]: Spent 2.87 s on a formula simplification that was a NOOP. DAG size: 769 [2021-07-09 21:18:33,496 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:33,530 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:33,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:33,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:33,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:33,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:33,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:33,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:33,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 38 [2021-07-09 21:18:33,565 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:33,601 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:33,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:33,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:33,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:33,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:33,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:33,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 37 [2021-07-09 21:18:33,609 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:36,378 WARN L205 SmtUtils]: Spent 2.77 s on a formula simplification that was a NOOP. DAG size: 746 [2021-07-09 21:18:36,379 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:36,412 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:36,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:36,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:36,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:36,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:36,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:36,419 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:36,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 37 [2021-07-09 21:18:36,446 INFO L550 ElimStorePlain]: Start of recursive call 65: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:36,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:36,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:36,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:36,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:36,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:36,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:36,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 38 [2021-07-09 21:18:36,492 INFO L550 ElimStorePlain]: Start of recursive call 66: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:39,033 WARN L205 SmtUtils]: Spent 2.54 s on a formula simplification that was a NOOP. DAG size: 723 [2021-07-09 21:18:39,033 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:39,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:39,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:39,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:39,069 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:39,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:39,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:39,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 24 [2021-07-09 21:18:39,074 INFO L550 ElimStorePlain]: Start of recursive call 67: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:41,566 WARN L205 SmtUtils]: Spent 2.49 s on a formula simplification that was a NOOP. DAG size: 707 [2021-07-09 21:18:41,567 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:41,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:41,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:41,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:41,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:41,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:41,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 31 [2021-07-09 21:18:41,607 INFO L550 ElimStorePlain]: Start of recursive call 68: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:44,000 WARN L205 SmtUtils]: Spent 2.39 s on a formula simplification that was a NOOP. DAG size: 690 [2021-07-09 21:18:44,001 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:44,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:44,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:44,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:44,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:44,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:44,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:44,037 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:44,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 34 [2021-07-09 21:18:44,062 INFO L550 ElimStorePlain]: Start of recursive call 69: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:44,092 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:44,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:44,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:44,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:44,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:44,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:44,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 35 [2021-07-09 21:18:44,126 INFO L550 ElimStorePlain]: Start of recursive call 70: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:46,494 WARN L205 SmtUtils]: Spent 2.37 s on a formula simplification that was a NOOP. DAG size: 668 [2021-07-09 21:18:46,494 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:46,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:46,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:46,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:46,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:46,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:46,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:46,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 39 [2021-07-09 21:18:46,551 INFO L550 ElimStorePlain]: Start of recursive call 71: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:48,644 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 648 [2021-07-09 21:18:48,645 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:48,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:48,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:48,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:48,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:48,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:48,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:48,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 34 [2021-07-09 21:18:48,680 INFO L550 ElimStorePlain]: Start of recursive call 72: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:50,815 WARN L205 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 629 [2021-07-09 21:18:50,816 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:50,846 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:50,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:50,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:50,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:50,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:50,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:50,853 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:50,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 40 [2021-07-09 21:18:50,877 INFO L550 ElimStorePlain]: Start of recursive call 73: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:50,907 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:50,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:50,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:50,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:50,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:50,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:50,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 38 [2021-07-09 21:18:50,915 INFO L550 ElimStorePlain]: Start of recursive call 74: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:53,053 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 606 [2021-07-09 21:18:53,054 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:53,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:53,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:53,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:53,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:53,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:53,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:53,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 27 [2021-07-09 21:18:53,093 INFO L550 ElimStorePlain]: Start of recursive call 75: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:54,995 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 589 [2021-07-09 21:18:54,996 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:55,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:55,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:55,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:55,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:55,030 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:55,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:55,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:55,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 32 [2021-07-09 21:18:55,056 INFO L550 ElimStorePlain]: Start of recursive call 76: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:55,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:55,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:55,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:55,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:55,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:55,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:55,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 33 [2021-07-09 21:18:55,091 INFO L550 ElimStorePlain]: Start of recursive call 77: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:56,788 WARN L205 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 568 [2021-07-09 21:18:56,788 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:56,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:56,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:56,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:56,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:56,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:56,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:56,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 30 [2021-07-09 21:18:56,820 INFO L550 ElimStorePlain]: Start of recursive call 78: End of recursive call: and 1 xjuncts. [2021-07-09 21:18:58,561 WARN L205 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 550 [2021-07-09 21:18:58,562 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:18:58,590 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:18:58,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:58,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:58,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:58,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:58,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:18:58,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 26 [2021-07-09 21:18:58,597 INFO L550 ElimStorePlain]: Start of recursive call 79: End of recursive call: and 1 xjuncts. [2021-07-09 21:19:00,330 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 533 [2021-07-09 21:19:00,331 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:19:00,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:19:00,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:19:00,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:19:00,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:19:00,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:19:00,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:19:00,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 30 [2021-07-09 21:19:00,361 INFO L550 ElimStorePlain]: Start of recursive call 80: End of recursive call: and 1 xjuncts. [2021-07-09 21:19:02,003 WARN L205 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 515 [2021-07-09 21:19:02,003 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:19:02,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:19:02,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:19:02,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:19:02,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:19:02,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-07-09 21:19:02,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-09 21:19:02,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 36 [2021-07-09 21:19:02,037 INFO L550 ElimStorePlain]: Start of recursive call 81: End of recursive call: and 1 xjuncts. [2021-07-09 21:19:03,688 WARN L205 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 494 [2021-07-09 21:19:03,688 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:19:03,746 INFO L550 ElimStorePlain]: Start of recursive call 1: 128 dim-0 vars, 64 dim-1 vars, End of recursive call: and 12 xjuncts. [2021-07-09 21:19:03,746 INFO L247 ElimStorePlain]: Needed 81 recursive calls to eliminate 192 variables, input treesize:10491, output treesize:177 [2021-07-09 21:19:04,050 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:19:04,050 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1285331758] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:19:04,050 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:19:04,050 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 38 [2021-07-09 21:19:04,051 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631936128] [2021-07-09 21:19:04,051 INFO L462 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-07-09 21:19:04,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:19:04,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-07-09 21:19:04,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=1281, Unknown=0, NotChecked=0, Total=1406 [2021-07-09 21:19:04,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:19:04,052 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:19:04,052 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 2.1578947368421053) internal successors, (82), 38 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:19:04,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:19:04,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-09 21:19:04,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:19:04,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:19:04,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:19:06,172 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 69 [2021-07-09 21:19:06,712 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 73 [2021-07-09 21:19:07,117 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 67 [2021-07-09 21:19:07,571 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 80 [2021-07-09 21:19:07,991 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 86 [2021-07-09 21:19:08,701 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 130 [2021-07-09 21:19:09,615 WARN L205 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 119 [2021-07-09 21:19:10,363 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 302 DAG size of output: 106 [2021-07-09 21:19:11,048 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 121 [2021-07-09 21:19:12,032 WARN L205 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 179 [2021-07-09 21:19:12,832 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 113 [2021-07-09 21:19:13,965 WARN L205 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 128 [2021-07-09 21:19:15,437 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 406 DAG size of output: 179 [2021-07-09 21:19:30,503 WARN L205 SmtUtils]: Spent 14.71 s on a formula simplification. DAG size of input: 533 DAG size of output: 466 [2021-07-09 21:19:33,036 WARN L205 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 544 DAG size of output: 188 [2021-07-09 21:19:47,179 WARN L205 SmtUtils]: Spent 13.80 s on a formula simplification. DAG size of input: 594 DAG size of output: 467 [2021-07-09 21:20:06,126 WARN L205 SmtUtils]: Spent 18.44 s on a formula simplification. DAG size of input: 1168 DAG size of output: 823 [2021-07-09 21:20:20,993 WARN L205 SmtUtils]: Spent 14.32 s on a formula simplification. DAG size of input: 549 DAG size of output: 367 [2021-07-09 21:20:22,884 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 368 DAG size of output: 336 [2021-07-09 21:20:40,555 WARN L205 SmtUtils]: Spent 17.15 s on a formula simplification. DAG size of input: 610 DAG size of output: 361 [2021-07-09 21:20:43,270 WARN L205 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 429 DAG size of output: 320 [2021-07-09 21:20:45,277 WARN L205 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 384 DAG size of output: 233 [2021-07-09 21:20:48,570 WARN L205 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 445 DAG size of output: 223 [2021-07-09 21:20:49,081 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2021-07-09 21:20:49,961 WARN L205 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 153 [2021-07-09 21:20:50,684 WARN L205 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 164 [2021-07-09 21:20:50,978 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2021-07-09 21:20:51,586 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 118 [2021-07-09 21:20:51,913 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-07-09 21:20:52,570 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2021-07-09 21:20:52,858 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 57 [2021-07-09 21:20:53,162 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2021-07-09 21:20:53,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:20:53,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-09 21:20:53,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:20:53,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:20:53,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-07-09 21:20:54,094 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-09 21:20:54,095 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:20:54,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:20:54,095 INFO L82 PathProgramCache]: Analyzing trace with hash 734984095, now seen corresponding path program 6 times [2021-07-09 21:20:54,095 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:20:54,095 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009922639] [2021-07-09 21:20:54,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:20:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:20:54,306 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 45 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:20:54,306 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:20:54,306 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009922639] [2021-07-09 21:20:54,306 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009922639] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:20:54,306 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [814986719] [2021-07-09 21:20:54,306 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 [2021-07-09 21:20:54,354 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-07-09 21:20:54,355 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-09 21:20:54,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 21 conjunts are in the unsatisfiable core [2021-07-09 21:20:54,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-09 21:20:54,791 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 45 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:20:54,791 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [814986719] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-09 21:20:54,791 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-09 21:20:54,791 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 40 [2021-07-09 21:20:54,791 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327428462] [2021-07-09 21:20:54,791 INFO L462 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-07-09 21:20:54,791 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:20:54,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-07-09 21:20:54,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=299, Invalid=1261, Unknown=0, NotChecked=0, Total=1560 [2021-07-09 21:20:54,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:20:54,792 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-09 21:20:54,793 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 2.325) internal successors, (93), 40 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 21:20:54,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:20:54,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-09 21:20:54,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:20:54,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:20:54,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-07-09 21:20:54,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-09 21:20:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:20:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-09 21:20:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-09 21:20:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-09 21:20:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-07-09 21:20:55,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-09 21:20:55,352 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable322 [2021-07-09 21:20:55,353 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-09 21:20:55,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:20:55,353 INFO L82 PathProgramCache]: Analyzing trace with hash -1390385701, now seen corresponding path program 7 times [2021-07-09 21:20:55,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:20:55,353 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84099541] [2021-07-09 21:20:55,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:20:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:21:05,740 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-07-09 21:21:06,076 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 71 [2021-07-09 21:21:06,531 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 108 [2021-07-09 21:21:07,500 WARN L205 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 145 [2021-07-09 21:21:07,835 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 252 [2021-07-09 21:21:09,134 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 252 DAG size of output: 206 [2021-07-09 21:21:10,101 WARN L205 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 363 DAG size of output: 314 [2021-07-09 21:21:11,906 WARN L205 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 314 DAG size of output: 252 [2021-07-09 21:21:14,342 WARN L205 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 525 DAG size of output: 432 [2021-07-09 21:21:16,358 WARN L205 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 432 DAG size of output: 299 [2021-07-09 21:21:43,969 WARN L205 SmtUtils]: Spent 27.60 s on a formula simplification. DAG size of input: 865 DAG size of output: 704 [2021-07-09 21:21:44,869 WARN L205 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 704 DAG size of output: 704 [2021-07-09 21:21:51,743 WARN L205 SmtUtils]: Spent 6.67 s on a formula simplification. DAG size of input: 704 DAG size of output: 479 [2021-07-09 21:23:36,919 WARN L205 SmtUtils]: Spent 1.75 m on a formula simplification. DAG size of input: 1052 DAG size of output: 886 [2021-07-09 21:23:37,329 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 886 [2021-07-09 21:23:47,442 WARN L205 SmtUtils]: Spent 9.82 s on a formula simplification. DAG size of input: 886 DAG size of output: 619 [2021-07-09 21:25:29,476 WARN L205 SmtUtils]: Spent 1.70 m on a formula simplification. DAG size of input: 1052 DAG size of output: 884 [2021-07-09 21:25:29,882 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 884 [2021-07-09 21:25:39,062 WARN L205 SmtUtils]: Spent 8.87 s on a formula simplification. DAG size of input: 884 DAG size of output: 654 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown