/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-NewStatesSleep-NoLbe-Symm.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-16 21:43:21,697 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-16 21:43:21,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-16 21:43:21,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-16 21:43:21,796 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-NewStatesSleep-NoLbe-Symm.epf [2021-06-16 21:43:21,828 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-16 21:43:21,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-16 21:43:21,829 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-16 21:43:21,829 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-16 21:43:21,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-16 21:43:21,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-16 21:43:21,831 INFO L138 SettingsManager]: * Use SBE=true [2021-06-16 21:43:21,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-16 21:43:21,832 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-16 21:43:21,832 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-16 21:43:21,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-16 21:43:21,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-16 21:43:21,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-16 21:43:21,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-16 21:43:21,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-16 21:43:21,833 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-16 21:43:21,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-16 21:43:21,834 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-16 21:43:21,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-16 21:43:21,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-16 21:43:21,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-16 21:43:21,834 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-16 21:43:21,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-16 21:43:21,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 21:43:21,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-16 21:43:21,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-16 21:43:21,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-16 21:43:21,835 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-16 21:43:21,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-16 21:43:21,835 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-16 21:43:21,835 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-16 21:43:21,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-16 21:43:21,836 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-16 21:43:21,836 INFO L138 SettingsManager]: * Limit POR to symmetric independence in concurrent analysis=true [2021-06-16 21:43:21,836 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-16 21:43:22,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-16 21:43:22,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-16 21:43:22,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-16 21:43:22,176 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-16 21:43:22,177 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-16 21:43:22,178 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl [2021-06-16 21:43:22,178 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/sorted.wvr.bpl' [2021-06-16 21:43:22,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-16 21:43:22,211 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-16 21:43:22,213 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-16 21:43:22,213 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-16 21:43:22,213 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-16 21:43:22,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 09:43:22" (1/1) ... [2021-06-16 21:43:22,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 09:43:22" (1/1) ... [2021-06-16 21:43:22,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-16 21:43:22,241 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-16 21:43:22,241 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-16 21:43:22,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-16 21:43:22,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 09:43:22" (1/1) ... [2021-06-16 21:43:22,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 09:43:22" (1/1) ... [2021-06-16 21:43:22,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 09:43:22" (1/1) ... [2021-06-16 21:43:22,248 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 09:43:22" (1/1) ... [2021-06-16 21:43:22,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 09:43:22" (1/1) ... [2021-06-16 21:43:22,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 09:43:22" (1/1) ... [2021-06-16 21:43:22,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 09:43:22" (1/1) ... [2021-06-16 21:43:22,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-16 21:43:22,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-16 21:43:22,259 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-16 21:43:22,260 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-16 21:43:22,261 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 09:43:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 21:43:22,347 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-16 21:43:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-16 21:43:22,348 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-16 21:43:22,348 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-16 21:43:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-16 21:43:22,348 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-16 21:43:22,348 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-16 21:43:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-16 21:43:22,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-16 21:43:22,349 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-16 21:43:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-16 21:43:22,349 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-16 21:43:22,350 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-16 21:43:22,569 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-16 21:43:22,570 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-16 21:43:22,571 INFO L202 PluginConnector]: Adding new model sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 09:43:22 BoogieIcfgContainer [2021-06-16 21:43:22,572 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-16 21:43:22,573 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-16 21:43:22,573 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-16 21:43:22,576 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-16 21:43:22,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.06 09:43:22" (1/2) ... [2021-06-16 21:43:22,577 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44218c5a and model type sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 09:43:22, skipping insertion in model container [2021-06-16 21:43:22,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "sorted.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 09:43:22" (2/2) ... [2021-06-16 21:43:22,578 INFO L111 eAbstractionObserver]: Analyzing ICFG sorted.wvr.bpl [2021-06-16 21:43:22,583 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-16 21:43:22,583 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-16 21:43:22,583 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-16 21:43:22,584 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-16 21:43:22,634 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-16 21:43:22,666 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-16 21:43:22,737 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 21:43:22,738 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 21:43:22,738 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 21:43:22,738 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 21:43:22,738 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 21:43:22,738 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 21:43:22,738 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 21:43:22,738 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-16 21:43:22,798 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:43:22,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:43:22,806 INFO L82 PathProgramCache]: Analyzing trace with hash 1326538124, now seen corresponding path program 1 times [2021-06-16 21:43:22,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:43:22,815 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204835005] [2021-06-16 21:43:22,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:43:22,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:23,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:23,079 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:43:23,079 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204835005] [2021-06-16 21:43:23,080 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204835005] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 21:43:23,081 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 21:43:23,081 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-16 21:43:23,081 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329747045] [2021-06-16 21:43:23,089 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-16 21:43:23,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:43:23,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-16 21:43:23,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-06-16 21:43:23,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:23,108 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:43:23,110 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:43:23,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:23,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:23,147 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-16 21:43:23,148 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:43:23,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:43:23,151 INFO L82 PathProgramCache]: Analyzing trace with hash 177359914, now seen corresponding path program 1 times [2021-06-16 21:43:23,151 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:43:23,151 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864832066] [2021-06-16 21:43:23,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:43:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:23,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:23,275 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:43:23,276 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864832066] [2021-06-16 21:43:23,276 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864832066] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:23,276 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [114199097] [2021-06-16 21:43:23,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:23,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:23,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-16 21:43:23,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:43:23,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:23,550 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [114199097] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:23,550 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:43:23,550 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 10 [2021-06-16 21:43:23,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764755795] [2021-06-16 21:43:23,551 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-16 21:43:23,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:43:23,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-16 21:43:23,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-06-16 21:43:23,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:23,552 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:43:23,552 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 3.5) internal successors, (35), 10 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:43:23,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:23,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:23,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:23,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:23,955 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:23,955 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:43:23,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:43:23,956 INFO L82 PathProgramCache]: Analyzing trace with hash -65210676, now seen corresponding path program 1 times [2021-06-16 21:43:23,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:43:23,956 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671491000] [2021-06-16 21:43:23,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:43:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:24,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:24,099 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:43:24,100 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671491000] [2021-06-16 21:43:24,100 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671491000] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:24,100 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [818138819] [2021-06-16 21:43:24,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:24,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-16 21:43:24,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:43:24,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:24,401 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [818138819] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:24,401 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:43:24,401 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-06-16 21:43:24,401 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636563804] [2021-06-16 21:43:24,402 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-16 21:43:24,403 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:43:24,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-16 21:43:24,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2021-06-16 21:43:24,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:24,406 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:43:24,407 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 3.357142857142857) internal successors, (47), 14 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:43:24,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:24,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:24,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:24,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:24,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:24,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:24,701 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:24,702 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:43:24,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:43:24,702 INFO L82 PathProgramCache]: Analyzing trace with hash 438920810, now seen corresponding path program 2 times [2021-06-16 21:43:24,702 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:43:24,702 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332867246] [2021-06-16 21:43:24,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:43:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:24,769 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:24,769 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:43:24,769 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332867246] [2021-06-16 21:43:24,769 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332867246] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:24,769 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [44991188] [2021-06-16 21:43:24,770 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:24,818 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 21:43:24,818 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 21:43:24,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-16 21:43:24,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:43:24,991 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:24,991 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [44991188] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:24,991 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:43:24,997 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2021-06-16 21:43:24,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318137665] [2021-06-16 21:43:24,997 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-16 21:43:24,997 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:43:24,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-16 21:43:24,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-06-16 21:43:24,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:24,998 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:43:24,999 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 3.3076923076923075) internal successors, (43), 13 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:43:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:24,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:25,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:25,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:25,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:25,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:25,444 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:25,445 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:43:25,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:43:25,445 INFO L82 PathProgramCache]: Analyzing trace with hash -2108260084, now seen corresponding path program 3 times [2021-06-16 21:43:25,446 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:43:25,446 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351871000] [2021-06-16 21:43:25,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:43:25,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:25,744 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:25,744 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:43:25,744 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351871000] [2021-06-16 21:43:25,744 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351871000] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:25,745 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1917434426] [2021-06-16 21:43:25,745 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:25,783 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-16 21:43:25,783 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 21:43:25,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 20 conjunts are in the unsatisfiable core [2021-06-16 21:43:25,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:43:26,536 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 43 [2021-06-16 21:43:26,729 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:26,730 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1917434426] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:26,730 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:43:26,730 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13] total 21 [2021-06-16 21:43:26,730 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82282614] [2021-06-16 21:43:26,730 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-16 21:43:26,731 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:43:26,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-16 21:43:26,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2021-06-16 21:43:26,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:26,731 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:43:26,732 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 2.6666666666666665) internal successors, (56), 21 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:43:26,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:26,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:26,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:26,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:26,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:26,978 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 39 [2021-06-16 21:43:27,124 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 42 [2021-06-16 21:43:27,332 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 45 [2021-06-16 21:43:27,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:27,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:27,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:27,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:27,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:27,657 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-16 21:43:27,658 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:43:27,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:43:27,658 INFO L82 PathProgramCache]: Analyzing trace with hash -549064278, now seen corresponding path program 4 times [2021-06-16 21:43:27,659 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:43:27,659 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655064209] [2021-06-16 21:43:27,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:43:27,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:27,743 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:27,743 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:43:27,744 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655064209] [2021-06-16 21:43:27,744 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655064209] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:27,744 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [274587802] [2021-06-16 21:43:27,744 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:27,799 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-16 21:43:27,799 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 21:43:27,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-16 21:43:27,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:43:27,957 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:27,957 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [274587802] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:27,957 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:43:27,958 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2021-06-16 21:43:27,958 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028159464] [2021-06-16 21:43:27,958 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-16 21:43:27,958 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:43:27,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-16 21:43:27,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2021-06-16 21:43:27,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:27,959 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:43:27,959 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 3.0) internal successors, (51), 17 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:43:27,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:27,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:27,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:27,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:27,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:27,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:28,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:28,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:28,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:28,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:28,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:28,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:28,569 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:28,569 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:43:28,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:43:28,569 INFO L82 PathProgramCache]: Analyzing trace with hash 1920810060, now seen corresponding path program 5 times [2021-06-16 21:43:28,570 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:43:28,570 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696378605] [2021-06-16 21:43:28,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:43:28,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:28,902 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:28,902 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:43:28,902 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696378605] [2021-06-16 21:43:28,903 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696378605] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:28,903 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1635447246] [2021-06-16 21:43:28,903 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:28,946 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-16 21:43:28,946 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 21:43:28,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-16 21:43:28,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:43:29,425 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:29,425 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1635447246] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:29,426 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:43:29,426 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2021-06-16 21:43:29,426 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090377443] [2021-06-16 21:43:29,426 INFO L462 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-06-16 21:43:29,427 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:43:29,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-06-16 21:43:29,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=387, Unknown=0, NotChecked=0, Total=462 [2021-06-16 21:43:29,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:29,428 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:43:29,428 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 2.8636363636363638) internal successors, (63), 22 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:43:29,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:29,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:29,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:29,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:29,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:29,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:29,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:29,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:29,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:29,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:29,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:29,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:29,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:29,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:29,748 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:29,749 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:43:29,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:43:29,750 INFO L82 PathProgramCache]: Analyzing trace with hash -219730454, now seen corresponding path program 6 times [2021-06-16 21:43:29,750 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:43:29,750 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029537899] [2021-06-16 21:43:29,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:43:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:29,857 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:29,857 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:43:29,857 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029537899] [2021-06-16 21:43:29,857 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029537899] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:29,857 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [211777710] [2021-06-16 21:43:29,857 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:29,901 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-16 21:43:29,902 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 21:43:29,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-16 21:43:29,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:43:30,106 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:30,106 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [211777710] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:30,106 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:43:30,106 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2021-06-16 21:43:30,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520289351] [2021-06-16 21:43:30,107 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-16 21:43:30,107 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:43:30,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-16 21:43:30,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=336, Unknown=0, NotChecked=0, Total=420 [2021-06-16 21:43:30,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:30,108 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:43:30,108 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 2.8095238095238093) internal successors, (59), 21 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:43:30,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:30,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:30,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:30,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:30,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:30,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:30,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:30,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:30,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:30,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:30,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:30,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:30,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:30,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:30,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:30,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:43:30,796 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-06-16 21:43:30,797 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:43:30,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:43:30,797 INFO L82 PathProgramCache]: Analyzing trace with hash 583035020, now seen corresponding path program 7 times [2021-06-16 21:43:30,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:43:30,798 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973790592] [2021-06-16 21:43:30,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:43:30,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:31,141 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:31,141 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:43:31,141 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973790592] [2021-06-16 21:43:31,141 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973790592] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:31,141 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1182431078] [2021-06-16 21:43:31,141 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:31,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:31,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-16 21:43:31,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:43:31,865 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:31,865 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1182431078] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:31,866 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:43:31,866 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 26 [2021-06-16 21:43:31,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577140770] [2021-06-16 21:43:31,868 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-16 21:43:31,868 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:43:31,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-16 21:43:31,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=561, Unknown=0, NotChecked=0, Total=650 [2021-06-16 21:43:31,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:31,869 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:43:31,869 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 2.730769230769231) internal successors, (71), 26 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:43:31,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:31,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:31,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:31,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:31,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:31,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:31,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:31,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:43:31,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:32,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:32,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:32,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:32,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:32,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:32,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:32,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:32,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:43:32,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:32,268 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:32,269 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:43:32,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:43:32,269 INFO L82 PathProgramCache]: Analyzing trace with hash -1820566742, now seen corresponding path program 8 times [2021-06-16 21:43:32,269 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:43:32,269 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546989496] [2021-06-16 21:43:32,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:43:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:32,412 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 9 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:32,412 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:43:32,412 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546989496] [2021-06-16 21:43:32,412 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546989496] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:32,412 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1864246041] [2021-06-16 21:43:32,412 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:32,457 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 21:43:32,457 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 21:43:32,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-16 21:43:32,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:43:32,712 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:32,712 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1864246041] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:32,712 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:43:32,712 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 25 [2021-06-16 21:43:32,712 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509947123] [2021-06-16 21:43:32,713 INFO L462 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-06-16 21:43:32,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:43:32,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-06-16 21:43:32,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=483, Unknown=0, NotChecked=0, Total=600 [2021-06-16 21:43:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:32,714 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:43:32,714 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 2.68) internal successors, (67), 25 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:43:32,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:32,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:32,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:32,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:32,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:32,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:32,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:32,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:43:32,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:32,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:33,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:33,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:33,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:33,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:33,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:33,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:33,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:33,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:43:33,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:33,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:43:33,565 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:33,565 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:43:33,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:43:33,565 INFO L82 PathProgramCache]: Analyzing trace with hash -222345780, now seen corresponding path program 9 times [2021-06-16 21:43:33,566 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:43:33,566 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558306714] [2021-06-16 21:43:33,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:43:33,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:34,102 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:34,102 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:43:34,102 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558306714] [2021-06-16 21:43:34,102 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558306714] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:34,102 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1341007821] [2021-06-16 21:43:34,102 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:34,144 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-06-16 21:43:34,144 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 21:43:34,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 42 conjunts are in the unsatisfiable core [2021-06-16 21:43:34,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:43:35,395 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 55 [2021-06-16 21:43:35,662 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-06-16 21:43:36,225 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2021-06-16 21:43:36,713 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 79 [2021-06-16 21:43:37,240 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2021-06-16 21:43:37,882 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 91 [2021-06-16 21:43:38,372 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-06-16 21:43:38,628 INFO L446 ElimStorePlain]: Different costs {5=[v_prenex_11], 9=[A], 13=[v_prenex_12], 18=[v_prenex_9], 21=[v_prenex_8, v_prenex_10]} [2021-06-16 21:43:38,641 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:43:38,642 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 21:43:39,023 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 116 [2021-06-16 21:43:39,023 INFO L628 ElimStorePlain]: treesize reduction 210, result has 65.5 percent of original size [2021-06-16 21:43:39,024 INFO L518 ElimStorePlain]: Eliminatee A vanished before elimination [2021-06-16 21:43:39,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,071 INFO L354 Elim1Store]: treesize reduction 26, result has 44.7 percent of original size [2021-06-16 21:43:39,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 23 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 5 case distinctions, treesize of input 45 treesize of output 39 [2021-06-16 21:43:39,076 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-16 21:43:39,211 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-06-16 21:43:39,211 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 21:43:39,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,246 INFO L354 Elim1Store]: treesize reduction 14, result has 51.7 percent of original size [2021-06-16 21:43:39,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 33 [2021-06-16 21:43:39,251 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-16 21:43:39,375 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-06-16 21:43:39,375 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 21:43:39,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,441 INFO L354 Elim1Store]: treesize reduction 24, result has 57.9 percent of original size [2021-06-16 21:43:39,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 30 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 54 [2021-06-16 21:43:39,454 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-16 21:43:39,573 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-06-16 21:43:39,574 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 21:43:39,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,637 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 21:43:39,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 30 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 78 [2021-06-16 21:43:39,665 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-16 21:43:39,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:43:39,712 INFO L354 Elim1Store]: treesize reduction 34, result has 40.4 percent of original size [2021-06-16 21:43:39,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 30 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 44 [2021-06-16 21:43:39,720 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-16 21:43:39,826 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2021-06-16 21:43:39,827 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 21:43:39,841 INFO L550 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 6 dim-1 vars, End of recursive call: and 6 xjuncts. [2021-06-16 21:43:39,841 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 12 variables, input treesize:652, output treesize:143 [2021-06-16 21:43:40,027 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 21 [2021-06-16 21:43:40,201 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:40,201 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1341007821] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:40,201 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:43:40,201 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 23] total 37 [2021-06-16 21:43:40,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786171029] [2021-06-16 21:43:40,202 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-06-16 21:43:40,202 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:43:40,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-06-16 21:43:40,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=132, Invalid=1200, Unknown=0, NotChecked=0, Total=1332 [2021-06-16 21:43:40,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:40,203 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:43:40,203 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 2.1621621621621623) internal successors, (80), 37 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:43:40,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:40,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:40,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:40,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:40,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:40,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:40,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:40,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:43:40,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:40,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:43:40,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:40,917 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 56 [2021-06-16 21:43:41,088 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 56 [2021-06-16 21:43:41,613 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 97 [2021-06-16 21:43:42,333 WARN L205 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2021-06-16 21:43:43,021 WARN L205 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 113 [2021-06-16 21:43:43,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:43,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:43,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:43,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:43,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:43,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:43,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:43,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:43:43,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:43,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:43:43,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:43:43,396 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-06-16 21:43:43,397 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:43:43,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:43:43,398 INFO L82 PathProgramCache]: Analyzing trace with hash -387663510, now seen corresponding path program 10 times [2021-06-16 21:43:43,398 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:43:43,398 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110799955] [2021-06-16 21:43:43,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:43:43,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:43,547 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:43,547 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:43:43,547 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110799955] [2021-06-16 21:43:43,547 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110799955] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:43,547 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2099839824] [2021-06-16 21:43:43,548 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:43,583 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-16 21:43:43,584 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 21:43:43,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-16 21:43:43,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:43:43,927 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 25 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:43,928 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2099839824] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:43,928 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:43:43,928 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 29 [2021-06-16 21:43:43,928 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209377926] [2021-06-16 21:43:43,928 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-16 21:43:43,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:43:43,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-16 21:43:43,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=656, Unknown=0, NotChecked=0, Total=812 [2021-06-16 21:43:43,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:43,930 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:43:43,930 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.586206896551724) internal successors, (75), 29 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:43:43,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:43,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:43,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:43,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:43,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:43,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:43,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:43,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:43:43,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:43,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:43:43,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:43:43,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:44,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:44,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:44,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:44,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:44,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:44,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:44,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:44,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:43:44,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:44,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:43:44,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:43:44,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:43:44,924 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable100 [2021-06-16 21:43:44,925 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:43:44,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:43:44,925 INFO L82 PathProgramCache]: Analyzing trace with hash -1886841844, now seen corresponding path program 11 times [2021-06-16 21:43:44,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:43:44,925 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212667966] [2021-06-16 21:43:44,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:43:44,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:45,825 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:45,825 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:43:45,825 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212667966] [2021-06-16 21:43:45,826 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212667966] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:45,826 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1828701768] [2021-06-16 21:43:45,826 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:45,872 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-06-16 21:43:45,872 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 21:43:45,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 41 conjunts are in the unsatisfiable core [2021-06-16 21:43:45,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:43:47,091 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:47,092 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1828701768] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:47,092 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:43:47,092 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 34 [2021-06-16 21:43:47,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782944363] [2021-06-16 21:43:47,093 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-06-16 21:43:47,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:43:47,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-06-16 21:43:47,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=1013, Unknown=0, NotChecked=0, Total=1122 [2021-06-16 21:43:47,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:47,094 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:43:47,094 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 2.5588235294117645) internal successors, (87), 34 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:43:47,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:47,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:47,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:47,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:47,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:47,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:47,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:47,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:43:47,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:47,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:43:47,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:43:47,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:43:47,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:47,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:47,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:47,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:47,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:47,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:47,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:47,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:43:47,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:47,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:43:47,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:43:47,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:43:47,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:43:47,711 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable101 [2021-06-16 21:43:47,711 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:43:47,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:43:47,712 INFO L82 PathProgramCache]: Analyzing trace with hash 1215269034, now seen corresponding path program 12 times [2021-06-16 21:43:47,712 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:43:47,712 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045508365] [2021-06-16 21:43:47,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:43:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:47,872 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 25 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:47,872 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:43:47,873 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045508365] [2021-06-16 21:43:47,873 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045508365] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:47,873 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [904989350] [2021-06-16 21:43:47,873 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:47,908 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-06-16 21:43:47,909 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 21:43:47,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-16 21:43:47,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:43:48,266 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 36 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:48,267 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [904989350] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:48,267 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:43:48,267 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 33 [2021-06-16 21:43:48,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702798773] [2021-06-16 21:43:48,267 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-06-16 21:43:48,268 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:43:48,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-06-16 21:43:48,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=855, Unknown=0, NotChecked=0, Total=1056 [2021-06-16 21:43:48,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:48,269 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:43:48,269 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 2.515151515151515) internal successors, (83), 33 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:43:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:43:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:43:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:43:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:43:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:43:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:49,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:49,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:49,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:49,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:49,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:49,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:49,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:49,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:43:49,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:49,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:43:49,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:43:49,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:43:49,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:43:49,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-16 21:43:49,504 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:49,505 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:43:49,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:43:49,505 INFO L82 PathProgramCache]: Analyzing trace with hash 933040972, now seen corresponding path program 13 times [2021-06-16 21:43:49,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:43:49,506 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535178150] [2021-06-16 21:43:49,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:43:49,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:50,595 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:50,595 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:43:50,595 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535178150] [2021-06-16 21:43:50,595 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535178150] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:50,595 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [50706750] [2021-06-16 21:43:50,595 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:50,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 47 conjunts are in the unsatisfiable core [2021-06-16 21:43:50,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:43:52,144 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:52,144 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [50706750] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:52,144 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:43:52,144 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 38 [2021-06-16 21:43:52,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143347409] [2021-06-16 21:43:52,145 INFO L462 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-06-16 21:43:52,145 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:43:52,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-06-16 21:43:52,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=1287, Unknown=0, NotChecked=0, Total=1406 [2021-06-16 21:43:52,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:52,146 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:43:52,146 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 2.5) internal successors, (95), 38 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:43:52,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:52,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:52,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:52,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:52,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:52,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:52,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:52,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:43:52,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:52,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:43:52,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:43:52,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:43:52,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:43:52,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-16 21:43:52,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:52,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:52,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:52,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:52,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:52,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:52,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:52,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:52,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:43:52,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:52,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:43:52,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:43:52,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:43:52,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:43:52,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-16 21:43:52,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 21:43:52,956 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable123 [2021-06-16 21:43:52,957 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:43:52,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:43:52,957 INFO L82 PathProgramCache]: Analyzing trace with hash 2027686122, now seen corresponding path program 14 times [2021-06-16 21:43:52,957 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:43:52,957 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862665446] [2021-06-16 21:43:52,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:43:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:53,142 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 36 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:53,142 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:43:53,142 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862665446] [2021-06-16 21:43:53,142 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862665446] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:53,142 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1932132076] [2021-06-16 21:43:53,142 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:53,190 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 21:43:53,190 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 21:43:53,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-16 21:43:53,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:43:53,638 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 49 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:53,639 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1932132076] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:53,639 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:43:53,639 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 37 [2021-06-16 21:43:53,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371777947] [2021-06-16 21:43:53,639 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-06-16 21:43:53,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:43:53,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-06-16 21:43:53,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=252, Invalid=1080, Unknown=0, NotChecked=0, Total=1332 [2021-06-16 21:43:53,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:53,640 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:43:53,641 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 2.4594594594594597) internal successors, (91), 37 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:43:53,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:53,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:53,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:53,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:53,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:53,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:53,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:53,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:43:53,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:53,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:43:53,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:43:53,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:43:53,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:43:53,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-16 21:43:53,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 21:43:53,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:43:54,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:43:54,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:54,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:43:54,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:43:54,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:43:54,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:43:54,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:43:54,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:43:54,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:43:54,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:43:54,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:43:54,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:43:54,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:43:54,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-16 21:43:54,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 21:43:54,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-16 21:43:54,977 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:54,977 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:43:54,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:43:54,977 INFO L82 PathProgramCache]: Analyzing trace with hash -18185332, now seen corresponding path program 15 times [2021-06-16 21:43:54,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:43:54,978 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853691107] [2021-06-16 21:43:54,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:43:55,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:43:56,202 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:43:56,202 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:43:56,202 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853691107] [2021-06-16 21:43:56,202 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853691107] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:43:56,202 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1725678810] [2021-06-16 21:43:56,202 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:43:56,246 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-06-16 21:43:56,247 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 21:43:56,248 WARN L261 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 60 conjunts are in the unsatisfiable core [2021-06-16 21:43:56,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:43:58,094 WARN L205 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-06-16 21:43:58,698 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-06-16 21:44:00,023 WARN L205 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 112 [2021-06-16 21:44:01,305 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 124 DAG size of output: 114 [2021-06-16 21:44:02,586 WARN L205 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 116 [2021-06-16 21:44:04,081 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-06-16 21:44:06,284 WARN L205 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 195 DAG size of output: 195 [2021-06-16 21:44:09,515 WARN L205 SmtUtils]: Spent 2.83 s on a formula simplification. DAG size of input: 205 DAG size of output: 205 [2021-06-16 21:44:13,957 WARN L205 SmtUtils]: Spent 3.59 s on a formula simplification. DAG size of input: 279 DAG size of output: 279 [2021-06-16 21:44:16,481 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 344 [2021-06-16 21:44:17,058 INFO L446 ElimStorePlain]: Different costs {5=[v_prenex_61, A, v_prenex_65, v_prenex_64, v_prenex_52, v_prenex_62, v_prenex_58, v_prenex_69, v_prenex_57, v_prenex_67, v_prenex_66, v_prenex_55], 19=[v_prenex_70, v_prenex_63, v_prenex_68, v_prenex_59], 40=[v_prenex_60], 45=[v_prenex_54, v_prenex_56], 55=[v_prenex_53]} [2021-06-16 21:44:17,088 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:44:17,090 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 21:44:18,249 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 435 DAG size of output: 270 [2021-06-16 21:44:18,250 INFO L628 ElimStorePlain]: treesize reduction 880, result has 51.5 percent of original size [2021-06-16 21:44:18,250 INFO L518 ElimStorePlain]: Eliminatee A vanished before elimination [2021-06-16 21:44:18,250 INFO L518 ElimStorePlain]: Eliminatee v_prenex_65 vanished before elimination [2021-06-16 21:44:18,251 INFO L518 ElimStorePlain]: Eliminatee v_prenex_64 vanished before elimination [2021-06-16 21:44:18,251 INFO L518 ElimStorePlain]: Eliminatee v_prenex_52 vanished before elimination [2021-06-16 21:44:18,251 INFO L518 ElimStorePlain]: Eliminatee v_prenex_62 vanished before elimination [2021-06-16 21:44:18,251 INFO L518 ElimStorePlain]: Eliminatee v_prenex_58 vanished before elimination [2021-06-16 21:44:18,251 INFO L518 ElimStorePlain]: Eliminatee v_prenex_69 vanished before elimination [2021-06-16 21:44:18,251 INFO L518 ElimStorePlain]: Eliminatee v_prenex_57 vanished before elimination [2021-06-16 21:44:18,251 INFO L518 ElimStorePlain]: Eliminatee v_prenex_67 vanished before elimination [2021-06-16 21:44:18,251 INFO L518 ElimStorePlain]: Eliminatee v_prenex_66 vanished before elimination [2021-06-16 21:44:18,251 INFO L518 ElimStorePlain]: Eliminatee v_prenex_55 vanished before elimination [2021-06-16 21:44:18,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,338 INFO L354 Elim1Store]: treesize reduction 28, result has 40.4 percent of original size [2021-06-16 21:44:18,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 50 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 5 case distinctions, treesize of input 66 treesize of output 46 [2021-06-16 21:44:18,340 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-16 21:44:18,737 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2021-06-16 21:44:18,737 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 21:44:18,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:18,839 INFO L354 Elim1Store]: treesize reduction 56, result has 38.5 percent of original size [2021-06-16 21:44:18,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 46 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 9 case distinctions, treesize of input 68 treesize of output 62 [2021-06-16 21:44:18,844 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-16 21:44:19,205 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2021-06-16 21:44:19,206 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 21:44:19,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,272 INFO L354 Elim1Store]: treesize reduction 12, result has 55.6 percent of original size [2021-06-16 21:44:19,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 52 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 3 case distinctions, treesize of input 66 treesize of output 42 [2021-06-16 21:44:19,274 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-16 21:44:19,606 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 220 [2021-06-16 21:44:19,606 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 21:44:19,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,664 INFO L354 Elim1Store]: treesize reduction 42, result has 40.8 percent of original size [2021-06-16 21:44:19,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 48 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 7 case distinctions, treesize of input 68 treesize of output 56 [2021-06-16 21:44:19,667 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-16 21:44:19,983 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 203 [2021-06-16 21:44:19,984 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 21:44:19,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:19,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,050 INFO L354 Elim1Store]: treesize reduction 14, result has 54.8 percent of original size [2021-06-16 21:44:20,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 52 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 44 [2021-06-16 21:44:20,053 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-16 21:44:20,346 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2021-06-16 21:44:20,346 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 21:44:20,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,434 INFO L354 Elim1Store]: treesize reduction 52, result has 34.2 percent of original size [2021-06-16 21:44:20,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 58 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 8 case distinctions, treesize of input 76 treesize of output 54 [2021-06-16 21:44:20,438 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-16 21:44:20,704 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2021-06-16 21:44:20,705 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 21:44:20,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:20,777 INFO L354 Elim1Store]: treesize reduction 38, result has 37.7 percent of original size [2021-06-16 21:44:20,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 60 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 6 case distinctions, treesize of input 76 treesize of output 50 [2021-06-16 21:44:20,779 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-16 21:44:21,038 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-06-16 21:44:21,039 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 21:44:21,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,211 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 21:44:21,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 76 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 15 case distinctions, treesize of input 97 treesize of output 183 [2021-06-16 21:44:21,426 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-16 21:44:21,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:44:21,544 INFO L354 Elim1Store]: treesize reduction 114, result has 22.4 percent of original size [2021-06-16 21:44:21,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 76 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 15 case distinctions, treesize of input 97 treesize of output 69 [2021-06-16 21:44:21,548 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-16 21:44:21,719 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-06-16 21:44:21,719 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 21:44:21,734 INFO L550 ElimStorePlain]: Start of recursive call 1: 20 dim-0 vars, 20 dim-1 vars, End of recursive call: and 10 xjuncts. [2021-06-16 21:44:21,735 INFO L247 ElimStorePlain]: Needed 11 recursive calls to eliminate 40 variables, input treesize:1858, output treesize:303 [2021-06-16 21:44:21,965 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 21 [2021-06-16 21:44:22,176 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:44:22,176 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1725678810] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:44:22,176 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:44:22,176 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 29] total 49 [2021-06-16 21:44:22,176 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021457425] [2021-06-16 21:44:22,177 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-06-16 21:44:22,177 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:44:22,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-06-16 21:44:22,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=2191, Unknown=0, NotChecked=0, Total=2352 [2021-06-16 21:44:22,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:44:22,178 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:44:22,178 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 2.122448979591837) internal successors, (104), 49 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:44:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:44:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:44:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:44:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:44:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:44:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:44:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:44:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:44:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:44:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:44:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:44:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:44:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:44:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-16 21:44:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 21:44:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-16 21:44:22,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:44:22,815 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 44 [2021-06-16 21:44:23,041 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 46 [2021-06-16 21:44:23,448 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 50 [2021-06-16 21:44:23,716 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 50 [2021-06-16 21:44:25,207 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 219 DAG size of output: 126 [2021-06-16 21:44:25,668 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 63 [2021-06-16 21:44:28,216 WARN L205 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 159 DAG size of output: 63 [2021-06-16 21:44:33,773 WARN L205 SmtUtils]: Spent 5.42 s on a formula simplification. DAG size of input: 226 DAG size of output: 143 [2021-06-16 21:44:34,530 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 72 [2021-06-16 21:44:35,068 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 72 [2021-06-16 21:44:39,826 WARN L205 SmtUtils]: Spent 4.57 s on a formula simplification. DAG size of input: 225 DAG size of output: 175 [2021-06-16 21:44:42,472 WARN L205 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 134 DAG size of output: 130 [2021-06-16 21:44:44,456 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 202 DAG size of output: 164 [2021-06-16 21:44:44,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:44:44,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:44:44,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:44:44,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:44:44,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:44:44,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:44:44,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:44:44,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:44:44,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:44:44,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:44:44,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:44:44,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:44:44,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:44:44,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-16 21:44:44,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 21:44:44,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-16 21:44:44,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-16 21:44:45,073 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable150 [2021-06-16 21:44:45,073 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:44:45,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:44:45,074 INFO L82 PathProgramCache]: Analyzing trace with hash -161908182, now seen corresponding path program 16 times [2021-06-16 21:44:45,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:44:45,074 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632564990] [2021-06-16 21:44:45,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:44:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:44:45,363 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 49 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:44:45,363 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:44:45,363 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632564990] [2021-06-16 21:44:45,363 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632564990] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:44:45,363 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [54463271] [2021-06-16 21:44:45,363 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:44:45,403 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-16 21:44:45,404 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 21:44:45,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-16 21:44:45,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:44:46,012 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 64 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:44:46,012 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [54463271] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:44:46,012 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:44:46,012 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 41 [2021-06-16 21:44:46,013 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003016975] [2021-06-16 21:44:46,013 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-06-16 21:44:46,013 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:44:46,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-06-16 21:44:46,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=309, Invalid=1331, Unknown=0, NotChecked=0, Total=1640 [2021-06-16 21:44:46,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:44:46,014 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:44:46,014 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 2.4146341463414633) internal successors, (99), 41 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:44:46,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:44:46,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:44:46,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:44:46,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:44:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:44:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:44:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:44:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:44:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:44:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:44:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:44:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:44:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:44:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-16 21:44:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 21:44:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-16 21:44:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-16 21:44:46,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:44:47,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:44:47,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:44:47,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:44:47,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:44:47,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:44:47,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:44:47,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:44:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:44:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:44:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:44:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:44:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:44:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:44:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-16 21:44:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 21:44:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-16 21:44:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-16 21:44:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-16 21:44:47,700 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable254 [2021-06-16 21:44:47,700 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:44:47,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:44:47,701 INFO L82 PathProgramCache]: Analyzing trace with hash 315663564, now seen corresponding path program 17 times [2021-06-16 21:44:47,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:44:47,701 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893771707] [2021-06-16 21:44:47,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:44:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:44:48,483 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 67 [2021-06-16 21:44:48,619 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-06-16 21:44:49,418 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:44:49,418 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:44:49,418 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893771707] [2021-06-16 21:44:49,418 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893771707] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:44:49,418 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [217288751] [2021-06-16 21:44:49,418 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:44:49,465 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-06-16 21:44:49,465 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 21:44:49,467 WARN L261 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 59 conjunts are in the unsatisfiable core [2021-06-16 21:44:49,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:44:51,839 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:44:51,839 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [217288751] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:44:51,839 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:44:51,839 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 46 [2021-06-16 21:44:51,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201056903] [2021-06-16 21:44:51,840 INFO L462 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-06-16 21:44:51,840 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:44:51,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-06-16 21:44:51,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=1925, Unknown=0, NotChecked=0, Total=2070 [2021-06-16 21:44:51,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:44:51,841 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:44:51,841 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 2.4130434782608696) internal successors, (111), 46 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:44:51,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:44:51,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:44:51,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:44:51,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:44:51,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:44:51,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:44:51,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:44:51,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:44:51,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:44:51,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:44:51,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:44:51,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:44:51,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:44:51,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-16 21:44:51,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 21:44:51,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-16 21:44:51,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-16 21:44:51,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-16 21:44:51,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:44:52,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:44:52,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:44:52,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:44:52,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:44:52,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:44:52,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:44:52,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:44:52,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:44:52,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:44:52,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:44:52,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:44:52,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:44:52,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:44:52,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-16 21:44:52,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 21:44:52,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-16 21:44:52,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-16 21:44:52,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-16 21:44:52,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:44:52,872 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable255 [2021-06-16 21:44:52,873 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:44:52,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:44:52,873 INFO L82 PathProgramCache]: Analyzing trace with hash 914824298, now seen corresponding path program 18 times [2021-06-16 21:44:52,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:44:52,873 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997335363] [2021-06-16 21:44:52,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:44:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:44:53,131 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 64 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:44:53,131 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:44:53,132 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997335363] [2021-06-16 21:44:53,132 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997335363] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:44:53,132 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1246548690] [2021-06-16 21:44:53,132 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:44:53,171 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-06-16 21:44:53,171 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 21:44:53,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-16 21:44:53,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:44:53,783 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 81 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:44:53,783 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1246548690] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:44:53,783 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:44:53,783 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 45 [2021-06-16 21:44:53,783 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755732467] [2021-06-16 21:44:53,783 INFO L462 AbstractCegarLoop]: Interpolant automaton has 45 states [2021-06-16 21:44:53,783 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:44:53,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-06-16 21:44:53,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=372, Invalid=1608, Unknown=0, NotChecked=0, Total=1980 [2021-06-16 21:44:53,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:44:53,784 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:44:53,785 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 45 states, 45 states have (on average 2.3777777777777778) internal successors, (107), 45 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:44:53,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:44:55,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:44:55,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:44:55,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:44:55,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:44:55,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:44:55,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:44:55,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:44:55,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:44:55,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:44:55,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:44:55,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:44:55,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:44:55,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:44:55,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-16 21:44:55,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 21:44:55,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-16 21:44:55,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-16 21:44:55,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-16 21:44:55,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:44:55,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-16 21:44:55,662 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable288 [2021-06-16 21:44:55,663 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:44:55,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:44:55,663 INFO L82 PathProgramCache]: Analyzing trace with hash -31541492, now seen corresponding path program 19 times [2021-06-16 21:44:55,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:44:55,663 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222147466] [2021-06-16 21:44:55,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:44:55,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:44:57,179 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:44:57,179 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:44:57,179 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222147466] [2021-06-16 21:44:57,179 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222147466] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:44:57,179 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [203783755] [2021-06-16 21:44:57,179 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:44:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:44:57,228 WARN L261 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 65 conjunts are in the unsatisfiable core [2021-06-16 21:44:57,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:44:59,917 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-06-16 21:45:00,027 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:45:00,028 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [203783755] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:45:00,028 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:45:00,028 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 50 [2021-06-16 21:45:00,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210927745] [2021-06-16 21:45:00,028 INFO L462 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-06-16 21:45:00,028 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:45:00,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-06-16 21:45:00,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=2290, Unknown=0, NotChecked=0, Total=2450 [2021-06-16 21:45:00,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:45:00,029 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:45:00,029 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 50 states, 50 states have (on average 2.38) internal successors, (119), 50 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:45:00,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:45:00,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:45:00,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-16 21:45:00,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:45:01,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:45:01,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:45:01,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:45:01,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:45:01,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:45:01,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:45:01,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:45:01,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:45:01,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:45:01,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:45:01,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:45:01,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:45:01,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:45:01,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-16 21:45:01,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 21:45:01,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-16 21:45:01,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-16 21:45:01,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-16 21:45:01,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:45:01,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-16 21:45:01,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-16 21:45:01,327 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable289 [2021-06-16 21:45:01,327 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:45:01,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:45:01,328 INFO L82 PathProgramCache]: Analyzing trace with hash -327929942, now seen corresponding path program 20 times [2021-06-16 21:45:01,328 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:45:01,328 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124234064] [2021-06-16 21:45:01,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:45:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:45:01,649 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 81 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:45:01,650 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:45:01,650 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124234064] [2021-06-16 21:45:01,650 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124234064] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:45:01,650 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [372659115] [2021-06-16 21:45:01,650 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:45:01,684 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-16 21:45:01,684 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 21:45:01,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 25 conjunts are in the unsatisfiable core [2021-06-16 21:45:01,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:45:02,423 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 100 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:45:02,423 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [372659115] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:45:02,423 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-16 21:45:02,423 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 49 [2021-06-16 21:45:02,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207583990] [2021-06-16 21:45:02,423 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-06-16 21:45:02,423 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 21:45:02,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-06-16 21:45:02,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=441, Invalid=1911, Unknown=0, NotChecked=0, Total=2352 [2021-06-16 21:45:02,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:45:02,424 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 21:45:02,424 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 2.3469387755102042) internal successors, (115), 49 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-16 21:45:02,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 21:45:04,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-16 21:45:04,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:45:04,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 21:45:04,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:45:04,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 21:45:04,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-16 21:45:04,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 21:45:04,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-16 21:45:04,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 21:45:04,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-16 21:45:04,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-16 21:45:04,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-16 21:45:04,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 21:45:04,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-16 21:45:04,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 21:45:04,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-16 21:45:04,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-16 21:45:04,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-16 21:45:04,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-16 21:45:04,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-16 21:45:04,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-16 21:45:04,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-16 21:45:04,660 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable324,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:45:04,661 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-16 21:45:04,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 21:45:04,661 INFO L82 PathProgramCache]: Analyzing trace with hash -317457844, now seen corresponding path program 21 times [2021-06-16 21:45:04,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 21:45:04,661 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744510321] [2021-06-16 21:45:04,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 21:45:04,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 21:45:06,629 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 21:45:06,629 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 21:45:06,629 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744510321] [2021-06-16 21:45:06,630 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744510321] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-16 21:45:06,630 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1736159615] [2021-06-16 21:45:06,630 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-16 21:45:06,688 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2021-06-16 21:45:06,688 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-16 21:45:06,690 WARN L261 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 78 conjunts are in the unsatisfiable core [2021-06-16 21:45:06,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-16 21:45:10,066 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-06-16 21:45:10,325 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-06-16 21:45:10,639 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-06-16 21:45:10,908 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-06-16 21:45:11,203 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-06-16 21:45:13,596 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:45:13,597 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-16 21:45:13,612 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:45:13,613 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-16 21:45:13,628 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:45:13,629 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-16 21:45:13,644 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:45:13,646 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-16 21:45:13,661 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:45:13,662 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-16 21:45:13,680 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:45:13,681 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-16 21:45:13,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:13,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:13,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:13,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:13,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:13,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:13,915 INFO L244 Elim1Store]: Index analysis took 216 ms [2021-06-16 21:45:14,133 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 37 [2021-06-16 21:45:14,134 INFO L354 Elim1Store]: treesize reduction 126, result has 34.0 percent of original size [2021-06-16 21:45:14,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 72 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 19 case distinctions, treesize of input 89 treesize of output 101 [2021-06-16 21:45:14,145 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-16 21:45:14,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:45:14,383 INFO L244 Elim1Store]: Index analysis took 222 ms [2021-06-16 21:45:15,169 WARN L205 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 174 [2021-06-16 21:45:15,170 INFO L354 Elim1Store]: treesize reduction 154, result has 68.8 percent of original size [2021-06-16 21:45:15,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 54 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 51 case distinctions, treesize of input 101 treesize of output 375 [2021-06-16 21:45:15,874 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 305 [2021-06-16 21:45:16,479 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 410 [2021-06-16 21:45:16,616 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 410 [2021-06-16 21:45:16,758 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 481 DAG size of output: 412 [2021-06-16 21:45:16,983 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 414 DAG size of output: 463 [2021-06-16 21:45:17,154 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 401 [2021-06-16 21:45:17,326 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 432 [2021-06-16 21:45:17,722 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 412 [2021-06-16 21:45:17,929 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 714 DAG size of output: 605 [2021-06-16 21:45:18,297 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 925 DAG size of output: 825 [2021-06-16 21:45:18,712 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 925 DAG size of output: 825 [2021-06-16 21:45:19,167 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 943 DAG size of output: 674 [2021-06-16 21:45:19,504 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 676 DAG size of output: 743 [2021-06-16 21:45:19,996 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 672 DAG size of output: 746 [2021-06-16 21:45:20,407 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 813 [2021-06-16 21:45:21,172 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 501 [2021-06-16 21:45:21,376 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 760 DAG size of output: 561 [2021-06-16 21:45:21,661 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 535 [2021-06-16 21:45:22,237 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 367 [2021-06-16 21:45:22,466 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 618 DAG size of output: 486 [2021-06-16 21:45:22,967 WARN L205 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 1049 DAG size of output: 767 [2021-06-16 21:45:23,730 WARN L205 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 1231 DAG size of output: 822 [2021-06-16 21:45:24,849 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 1378 DAG size of output: 1072 [2021-06-16 21:45:26,003 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 1378 DAG size of output: 1072 [2021-06-16 21:45:27,239 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 1387 DAG size of output: 1081 [2021-06-16 21:45:28,310 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 1083 DAG size of output: 1211 [2021-06-16 21:45:29,363 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 1079 DAG size of output: 1188 [2021-06-16 21:45:30,018 WARN L205 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 1066 DAG size of output: 1230 [2021-06-16 21:45:31,155 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 492 DAG size of output: 383 [2021-06-16 21:45:31,896 WARN L205 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 1354 DAG size of output: 829 [2021-06-16 21:45:32,962 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 1554 DAG size of output: 950 [2021-06-16 21:45:34,914 WARN L205 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 1903 DAG size of output: 1262 [2021-06-16 21:45:36,604 WARN L205 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 1903 DAG size of output: 1262 [2021-06-16 21:45:38,748 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 1909 DAG size of output: 1268 [2021-06-16 21:45:42,702 WARN L205 SmtUtils]: Spent 3.94 s on a formula simplification. DAG size of input: 1270 DAG size of output: 1654 [2021-06-16 21:45:45,518 WARN L205 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 1159 DAG size of output: 1579 [2021-06-16 21:45:46,728 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 1385 DAG size of output: 1132 [2021-06-16 21:45:50,302 WARN L205 SmtUtils]: Spent 3.57 s on a formula simplification. DAG size of input: 2094 DAG size of output: 1555 [2021-06-16 21:45:53,247 WARN L205 SmtUtils]: Spent 2.94 s on a formula simplification. DAG size of input: 2094 DAG size of output: 1555 [2021-06-16 21:45:57,289 WARN L205 SmtUtils]: Spent 4.04 s on a formula simplification. DAG size of input: 2098 DAG size of output: 1559 [2021-06-16 21:45:57,667 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 1559 DAG size of output: 1559 [2021-06-16 21:45:57,888 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 519 [2021-06-16 21:45:58,949 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 199 [2021-06-16 21:45:59,135 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 286 [2021-06-16 21:46:01,857 WARN L205 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 1608 DAG size of output: 755 [2021-06-16 21:46:02,805 WARN L205 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 1608 DAG size of output: 755 [2021-06-16 21:46:04,226 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 1611 DAG size of output: 384 [2021-06-16 21:46:12,009 WARN L205 SmtUtils]: Spent 7.78 s on a formula simplification. DAG size of input: 384 DAG size of output: 385 [2021-06-16 21:46:13,697 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 256 DAG size of output: 219 [2021-06-16 21:46:14,383 WARN L205 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 195 [2021-06-16 21:46:16,217 WARN L205 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 289 DAG size of output: 105 [2021-06-16 21:46:16,764 WARN L205 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 105 [2021-06-16 21:46:18,242 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 292 DAG size of output: 109 [2021-06-16 21:46:18,813 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 109 [2021-06-16 21:46:19,050 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:19,061 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:19,062 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:19,071 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:19,072 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:19,082 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:19,083 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:19,092 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:19,093 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:19,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,330 INFO L244 Elim1Store]: Index analysis took 226 ms [2021-06-16 21:46:19,449 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 63 [2021-06-16 21:46:19,450 INFO L354 Elim1Store]: treesize reduction 56, result has 61.9 percent of original size [2021-06-16 21:46:19,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 90 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 15 case distinctions, treesize of input 101 treesize of output 127 [2021-06-16 21:46:19,475 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:19,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,645 INFO L244 Elim1Store]: Index analysis took 159 ms [2021-06-16 21:46:19,733 INFO L354 Elim1Store]: treesize reduction 119, result has 30.4 percent of original size [2021-06-16 21:46:19,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 74 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 17 case distinctions, treesize of input 89 treesize of output 88 [2021-06-16 21:46:19,738 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:19,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,925 INFO L244 Elim1Store]: Index analysis took 175 ms [2021-06-16 21:46:19,930 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-06-16 21:46:19,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 75 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 3 case distinctions, treesize of input 101 treesize of output 37 [2021-06-16 21:46:19,931 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:19,940 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:19,941 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:19,950 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:19,950 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:19,959 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:19,960 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:19,969 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:19,970 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:19,978 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:19,979 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:19,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:19,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,193 INFO L244 Elim1Store]: Index analysis took 204 ms [2021-06-16 21:46:20,203 INFO L354 Elim1Store]: treesize reduction 68, result has 1.4 percent of original size [2021-06-16 21:46:20,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 98 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 7 case distinctions, treesize of input 101 treesize of output 1 [2021-06-16 21:46:20,206 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,216 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:20,216 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,225 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:20,226 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,395 INFO L244 Elim1Store]: Index analysis took 159 ms [2021-06-16 21:46:20,402 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-06-16 21:46:20,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 75 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 3 case distinctions, treesize of input 101 treesize of output 37 [2021-06-16 21:46:20,403 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,412 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:20,413 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,422 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:20,423 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,432 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:20,433 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,441 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:20,442 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,610 INFO L244 Elim1Store]: Index analysis took 158 ms [2021-06-16 21:46:20,617 INFO L354 Elim1Store]: treesize reduction 30, result has 3.2 percent of original size [2021-06-16 21:46:20,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 75 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 3 case distinctions, treesize of input 101 treesize of output 37 [2021-06-16 21:46:20,618 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,626 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:20,627 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,636 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:20,636 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,869 INFO L244 Elim1Store]: Index analysis took 223 ms [2021-06-16 21:46:20,883 INFO L354 Elim1Store]: treesize reduction 50, result has 2.0 percent of original size [2021-06-16 21:46:20,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 86 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 5 case distinctions, treesize of input 101 treesize of output 1 [2021-06-16 21:46:20,884 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,899 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:20,900 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,911 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:20,912 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,922 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:20,923 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,937 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:20,938 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,948 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:20,949 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,959 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:20,959 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:20,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:20,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,130 INFO L244 Elim1Store]: Index analysis took 160 ms [2021-06-16 21:46:21,144 INFO L354 Elim1Store]: treesize reduction 144, result has 0.7 percent of original size [2021-06-16 21:46:21,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 75 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 16 case distinctions, treesize of input 87 treesize of output 1 [2021-06-16 21:46:21,145 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:21,156 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:21,156 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:21,166 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:21,167 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:21,177 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:21,178 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:21,188 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:21,189 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:21,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,469 INFO L244 Elim1Store]: Index analysis took 267 ms [2021-06-16 21:46:21,488 INFO L354 Elim1Store]: treesize reduction 454, result has 0.2 percent of original size [2021-06-16 21:46:21,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 106 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 47 case distinctions, treesize of input 129 treesize of output 1 [2021-06-16 21:46:21,489 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:21,501 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:21,502 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:21,513 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:21,514 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:21,530 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:21,531 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:21,544 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:21,545 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:21,559 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:21,560 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:21,575 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:21,576 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:21,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-16 21:46:21,590 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-06-16 21:46:21,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-16 21:46:21,803 INFO L244 Elim1Store]: Index analysis took 202 ms [2021-06-16 21:46:22,312 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 269 [2021-06-16 21:46:22,312 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 21:46:22,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 18 select indices, 18 select index equivalence classes, 96 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 57 case distinctions, treesize of input 129 treesize of output 597 [2021-06-16 21:46:22,956 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 273 [2021-06-16 21:46:23,504 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 271 [2021-06-16 21:46:24,281 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 308 DAG size of output: 288 [2021-06-16 21:46:24,886 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 276 [2021-06-16 21:46:25,734 WARN L205 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 675 DAG size of output: 684 [2021-06-16 21:46:26,274 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 299 DAG size of output: 290 [2021-06-16 21:46:26,563 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 334 [2021-06-16 21:46:27,935 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 864 DAG size of output: 865 [2021-06-16 21:46:29,661 WARN L205 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 932 DAG size of output: 925 [2021-06-16 21:46:31,739 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 1007 DAG size of output: 996 [2021-06-16 21:46:33,844 WARN L205 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 1007 DAG size of output: 996 [2021-06-16 21:46:36,890 WARN L205 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 1086 DAG size of output: 1029 [2021-06-16 21:46:39,362 WARN L205 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 1031 DAG size of output: 1117 [2021-06-16 21:46:39,694 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 989 DAG size of output: 989 [2021-06-16 21:46:40,409 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 341 DAG size of output: 307 [2021-06-16 21:46:40,596 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 383 [2021-06-16 21:46:41,669 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 480 DAG size of output: 441 [2021-06-16 21:46:42,323 WARN L205 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 782 DAG size of output: 724 [2021-06-16 21:46:42,749 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 353 [2021-06-16 21:46:43,332 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 341 DAG size of output: 316 [2021-06-16 21:46:43,578 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 368 [2021-06-16 21:46:45,131 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 1076 DAG size of output: 982 [2021-06-16 21:46:47,735 WARN L205 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 1149 DAG size of output: 1052 [2021-06-16 21:46:50,202 WARN L205 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 925 DAG size of output: 1075 [2021-06-16 21:46:50,479 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 836 DAG size of output: 836 [2021-06-16 21:46:51,068 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 317 [2021-06-16 21:46:51,485 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 385 [2021-06-16 21:46:52,393 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 336 [2021-06-16 21:46:53,222 WARN L205 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 668 DAG size of output: 621 [2021-06-16 21:46:53,778 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 213 [2021-06-16 21:46:54,237 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 362 DAG size of output: 339 [2021-06-16 21:46:54,722 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 188 [2021-06-16 21:46:54,871 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 236 [2021-06-16 21:46:56,072 WARN L205 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 172 [2021-06-16 21:47:00,221 WARN L205 SmtUtils]: Spent 4.08 s on a formula simplification. DAG size of input: 212 DAG size of output: 189 [2021-06-16 21:52:02,008 WARN L205 SmtUtils]: Spent 5.03 m on a formula simplification. DAG size of input: 262 DAG size of output: 241 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown