/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-4.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 08:04:59,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 08:04:59,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 08:04:59,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-12 08:04:59,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-12 08:04:59,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-12 08:04:59,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-12 08:04:59,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-12 08:04:59,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-12 08:04:59,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-12 08:04:59,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-12 08:04:59,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-12 08:04:59,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-12 08:04:59,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-12 08:04:59,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-12 08:04:59,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-12 08:04:59,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-12 08:04:59,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-12 08:04:59,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-12 08:04:59,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-12 08:04:59,126 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-Sleep-NoLbe-Delay.epf [2021-03-12 08:04:59,141 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 08:04:59,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 08:04:59,142 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 08:04:59,142 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 08:04:59,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 08:04:59,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 08:04:59,143 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 08:04:59,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 08:04:59,143 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 08:04:59,143 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 08:04:59,143 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 08:04:59,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 08:04:59,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 08:04:59,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 08:04:59,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 08:04:59,144 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 08:04:59,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 08:04:59,144 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 08:04:59,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 08:04:59,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 08:04:59,144 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 08:04:59,144 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 08:04:59,144 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 08:04:59,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 08:04:59,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 08:04:59,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 08:04:59,145 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 08:04:59,145 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 08:04:59,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 08:04:59,145 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-12 08:04:59,145 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 08:04:59,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 08:04:59,146 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-12 08:04:59,146 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 08:04:59,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 08:04:59,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 08:04:59,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 08:04:59,436 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-12 08:04:59,439 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-12 08:04:59,440 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-4.wvr.bpl [2021-03-12 08:04:59,440 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-4.wvr.bpl' [2021-03-12 08:04:59,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 08:04:59,492 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-12 08:04:59,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 08:04:59,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 08:04:59,493 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 08:04:59,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:04:59" (1/1) ... [2021-03-12 08:04:59,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:04:59" (1/1) ... [2021-03-12 08:04:59,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 08:04:59,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 08:04:59,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 08:04:59,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 08:04:59,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:04:59" (1/1) ... [2021-03-12 08:04:59,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:04:59" (1/1) ... [2021-03-12 08:04:59,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:04:59" (1/1) ... [2021-03-12 08:04:59,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:04:59" (1/1) ... [2021-03-12 08:04:59,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:04:59" (1/1) ... [2021-03-12 08:04:59,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:04:59" (1/1) ... [2021-03-12 08:04:59,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:04:59" (1/1) ... [2021-03-12 08:04:59,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 08:04:59,529 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 08:04:59,529 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 08:04:59,529 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 08:04:59,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:04:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 08:04:59,593 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-12 08:04:59,593 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-12 08:04:59,593 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-12 08:04:59,593 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-12 08:04:59,593 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-12 08:04:59,593 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-12 08:04:59,593 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-12 08:04:59,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 08:04:59,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 08:04:59,594 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-12 08:04:59,787 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 08:04:59,787 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-03-12 08:04:59,788 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-03-12 08:04:59,788 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-03-12 08:04:59,789 INFO L202 PluginConnector]: Adding new model unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 08:04:59 BoogieIcfgContainer [2021-03-12 08:04:59,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 08:04:59,790 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 08:04:59,790 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 08:04:59,792 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 08:04:59,792 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:04:59" (1/2) ... [2021-03-12 08:04:59,793 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500adfb2 and model type unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 08:04:59, skipping insertion in model container [2021-03-12 08:04:59,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 08:04:59" (2/2) ... [2021-03-12 08:04:59,794 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-4.wvr.bpl [2021-03-12 08:04:59,797 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 08:04:59,797 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 08:04:59,808 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-12 08:04:59,808 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 08:04:59,849 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-03-12 08:04:59,864 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 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 [2021-03-12 08:04:59,893 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 08:04:59,893 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 08:04:59,893 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 08:04:59,893 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 08:04:59,893 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 08:04:59,893 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 08:04:59,893 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 08:04:59,893 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 08:04:59,916 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:04:59,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:04:59,920 INFO L82 PathProgramCache]: Analyzing trace with hash -525039273, now seen corresponding path program 1 times [2021-03-12 08:04:59,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:04:59,926 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423177662] [2021-03-12 08:04:59,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:04:59,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:00,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:05:00,058 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423177662] [2021-03-12 08:05:00,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 08:05:00,058 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-12 08:05:00,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128011290] [2021-03-12 08:05:00,062 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-12 08:05:00,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:05:00,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-12 08:05:00,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-12 08:05:00,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:00,078 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:05:00,081 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 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) [2021-03-12 08:05:00,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:00,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:00,098 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-12 08:05:00,098 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:05:00,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:05:00,102 INFO L82 PathProgramCache]: Analyzing trace with hash -1892497481, now seen corresponding path program 1 times [2021-03-12 08:05:00,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:05:00,102 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483302161] [2021-03-12 08:05:00,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:05:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:00,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:05:00,170 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483302161] [2021-03-12 08:05:00,170 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [959328253] [2021-03-12 08:05:00,170 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 [2021-03-12 08:05:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:00,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-12 08:05:00,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:05:00,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:05:00,300 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:05:00,300 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-03-12 08:05:00,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162244385] [2021-03-12 08:05:00,301 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-12 08:05:00,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:05:00,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-12 08:05:00,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-12 08:05:00,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:00,304 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:05:00,304 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 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) [2021-03-12 08:05:00,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:00,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:00,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:00,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:00,555 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:05:00,556 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:05:00,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:05:00,556 INFO L82 PathProgramCache]: Analyzing trace with hash 1462847702, now seen corresponding path program 1 times [2021-03-12 08:05:00,556 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:05:00,557 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309821399] [2021-03-12 08:05:00,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:05:00,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:00,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 08:05:00,600 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309821399] [2021-03-12 08:05:00,600 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [192381314] [2021-03-12 08:05:00,607 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 [2021-03-12 08:05:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:00,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-12 08:05:00,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:05:00,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 08:05:00,680 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:05:00,680 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-03-12 08:05:00,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683029352] [2021-03-12 08:05:00,680 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-12 08:05:00,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:05:00,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-12 08:05:00,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-12 08:05:00,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:00,682 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:05:00,682 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-03-12 08:05:00,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:00,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:00,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:00,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:00,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:00,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:00,916 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:05:00,917 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:05:00,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:05:00,917 INFO L82 PathProgramCache]: Analyzing trace with hash 1595502390, now seen corresponding path program 2 times [2021-03-12 08:05:00,917 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:05:00,917 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134968551] [2021-03-12 08:05:00,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:05:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:00,975 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 08:05:00,975 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134968551] [2021-03-12 08:05:00,975 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1186950963] [2021-03-12 08:05:00,976 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 [2021-03-12 08:05:01,011 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 08:05:01,012 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:05:01,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-12 08:05:01,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:05:01,058 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 08:05:01,059 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:05:01,059 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-12 08:05:01,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589317781] [2021-03-12 08:05:01,059 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-12 08:05:01,059 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:05:01,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-12 08:05:01,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-12 08:05:01,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:01,060 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:05:01,060 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 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) [2021-03-12 08:05:01,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:01,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:01,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:01,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:01,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:01,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:01,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:01,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:01,309 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:05:01,309 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:05:01,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:05:01,310 INFO L82 PathProgramCache]: Analyzing trace with hash 1412830422, now seen corresponding path program 3 times [2021-03-12 08:05:01,310 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:05:01,310 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325594746] [2021-03-12 08:05:01,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:05:01,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:01,370 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 08:05:01,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325594746] [2021-03-12 08:05:01,370 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [100750737] [2021-03-12 08:05:01,370 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 [2021-03-12 08:05:01,391 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-12 08:05:01,391 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:05:01,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-12 08:05:01,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:05:01,448 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 08:05:01,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:05:01,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-03-12 08:05:01,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54836815] [2021-03-12 08:05:01,449 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-12 08:05:01,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:05:01,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-12 08:05:01,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-03-12 08:05:01,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:01,450 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:05:01,450 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 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) [2021-03-12 08:05:01,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:01,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:01,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:01,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:01,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:01,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:01,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:01,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:01,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:01,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:01,696 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:05:01,697 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:05:01,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:05:01,698 INFO L82 PathProgramCache]: Analyzing trace with hash 44966710, now seen corresponding path program 4 times [2021-03-12 08:05:01,698 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:05:01,698 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715362806] [2021-03-12 08:05:01,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:05:01,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:01,742 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:05:01,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715362806] [2021-03-12 08:05:01,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [852463208] [2021-03-12 08:05:01,742 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 [2021-03-12 08:05:01,803 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-12 08:05:01,804 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:05:01,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjunts are in the unsatisfiable core [2021-03-12 08:05:01,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:05:01,934 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:05:01,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 23 treesize of output 64 [2021-03-12 08:05:01,997 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 08:05:02,000 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:05:02,000 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 08:05:02,000 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-03-12 08:05:02,006 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:05:02,006 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:05:02,006 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 11 [2021-03-12 08:05:02,006 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564569477] [2021-03-12 08:05:02,007 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-12 08:05:02,007 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:05:02,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-12 08:05:02,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-03-12 08:05:02,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:02,007 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:05:02,008 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.0) internal successors, (24), 11 states have internal predecessors, (24), 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) [2021-03-12 08:05:02,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:02,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:02,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:02,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:02,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:02,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:02,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:02,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:02,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:02,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:02,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:02,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:02,235 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:05:02,235 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:05:02,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:05:02,236 INFO L82 PathProgramCache]: Analyzing trace with hash 590864598, now seen corresponding path program 5 times [2021-03-12 08:05:02,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:05:02,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910771294] [2021-03-12 08:05:02,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:05:02,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:02,292 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:05:02,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910771294] [2021-03-12 08:05:02,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [925945132] [2021-03-12 08:05:02,292 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 [2021-03-12 08:05:02,348 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-03-12 08:05:02,348 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:05:02,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-12 08:05:02,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:05:02,401 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:05:02,401 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:05:02,401 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-03-12 08:05:02,402 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020625861] [2021-03-12 08:05:02,402 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-12 08:05:02,402 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:05:02,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-12 08:05:02,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-03-12 08:05:02,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:02,402 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:05:02,403 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 1.8) internal successors, (18), 9 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 08:05:02,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:02,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:02,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:02,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:02,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:02,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:02,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:02,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:02,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:05:02,696 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-03-12 08:05:02,697 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:05:02,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:05:02,697 INFO L82 PathProgramCache]: Analyzing trace with hash 1137660823, now seen corresponding path program 6 times [2021-03-12 08:05:02,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:05:02,697 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636413698] [2021-03-12 08:05:02,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:05:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:02,769 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-12 08:05:02,769 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636413698] [2021-03-12 08:05:02,769 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [42081762] [2021-03-12 08:05:02,770 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 [2021-03-12 08:05:02,811 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-03-12 08:05:02,811 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:05:02,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 14 conjunts are in the unsatisfiable core [2021-03-12 08:05:02,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:05:02,888 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-12 08:05:02,888 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:05:02,888 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-03-12 08:05:02,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479445625] [2021-03-12 08:05:02,888 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-12 08:05:02,888 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:05:02,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-12 08:05:02,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-03-12 08:05:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:02,889 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:05:02,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.6153846153846154) internal successors, (21), 12 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) [2021-03-12 08:05:02,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:02,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:02,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:02,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:02,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:02,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:02,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:05:02,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:02,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:02,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:02,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:02,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:02,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:02,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:02,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:05:02,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:03,197 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-03-12 08:05:03,198 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:05:03,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:05:03,198 INFO L82 PathProgramCache]: Analyzing trace with hash 1759521079, now seen corresponding path program 7 times [2021-03-12 08:05:03,198 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:05:03,198 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787809538] [2021-03-12 08:05:03,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:05:03,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:03,285 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-12 08:05:03,286 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787809538] [2021-03-12 08:05:03,286 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [433786773] [2021-03-12 08:05:03,286 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 [2021-03-12 08:05:03,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:03,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-12 08:05:03,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:05:03,382 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-12 08:05:03,383 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:05:03,383 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2021-03-12 08:05:03,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764083982] [2021-03-12 08:05:03,383 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-12 08:05:03,383 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:05:03,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-12 08:05:03,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-03-12 08:05:03,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:03,384 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:05:03,384 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 08:05:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:05:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:03,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:03,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:03,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:03,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:03,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:03,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:03,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:03,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:05:03,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:03,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:05:03,713 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-03-12 08:05:03,714 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:05:03,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:05:03,714 INFO L82 PathProgramCache]: Analyzing trace with hash -437647465, now seen corresponding path program 8 times [2021-03-12 08:05:03,714 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:05:03,714 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200509787] [2021-03-12 08:05:03,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:05:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:03,806 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-12 08:05:03,806 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200509787] [2021-03-12 08:05:03,806 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1226416008] [2021-03-12 08:05:03,807 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 [2021-03-12 08:05:03,833 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 08:05:03,833 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:05:03,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 17 conjunts are in the unsatisfiable core [2021-03-12 08:05:03,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:05:03,935 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-12 08:05:03,936 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:05:03,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-03-12 08:05:03,937 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565302005] [2021-03-12 08:05:03,938 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-12 08:05:03,938 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:05:03,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-12 08:05:03,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2021-03-12 08:05:03,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:03,939 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:05:03,939 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.5) internal successors, (24), 15 states have internal predecessors, (24), 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) [2021-03-12 08:05:03,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:03,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:03,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:03,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:03,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:03,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:03,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:05:03,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:03,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:05:03,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:04,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:04,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:04,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:04,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:04,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:04,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:04,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:05:04,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:04,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:05:04,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:05:04,340 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-12 08:05:04,340 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:05:04,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:05:04,341 INFO L82 PathProgramCache]: Analyzing trace with hash 169604407, now seen corresponding path program 9 times [2021-03-12 08:05:04,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:05:04,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34927052] [2021-03-12 08:05:04,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:05:04,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:04,413 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:05:04,413 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34927052] [2021-03-12 08:05:04,413 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [32711093] [2021-03-12 08:05:04,413 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 [2021-03-12 08:05:04,438 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-03-12 08:05:04,438 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:05:04,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-12 08:05:04,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:05:04,701 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:05:04,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 15 new quantified variables, introduced 28 case distinctions, treesize of input 39 treesize of output 252 [2021-03-12 08:05:05,796 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 08:05:05,798 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:05:05,798 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 08:05:05,798 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-03-12 08:05:05,803 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:05:05,803 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:05:05,803 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 12] total 20 [2021-03-12 08:05:05,803 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212560074] [2021-03-12 08:05:05,803 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-03-12 08:05:05,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:05:05,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-03-12 08:05:05,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2021-03-12 08:05:05,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:05,804 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:05:05,804 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.619047619047619) internal successors, (34), 20 states have internal predecessors, (34), 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) [2021-03-12 08:05:05,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:05,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:05,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:05,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:05,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:05,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:05,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:05:05,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:05,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:05:05,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:05:05,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:05,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:05,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:05,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:05,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:05,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:05,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:05,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:05:05,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:05,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:05:05,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:05:05,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:06,118 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-03-12 08:05:06,118 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:05:06,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:05:06,119 INFO L82 PathProgramCache]: Analyzing trace with hash 1814543255, now seen corresponding path program 10 times [2021-03-12 08:05:06,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:05:06,119 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123393754] [2021-03-12 08:05:06,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:05:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:06,207 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:05:06,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123393754] [2021-03-12 08:05:06,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1700861276] [2021-03-12 08:05:06,207 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 [2021-03-12 08:05:06,235 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-12 08:05:06,235 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:05:06,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-12 08:05:06,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:05:06,290 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 36 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:05:06,291 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:05:06,291 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-03-12 08:05:06,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994433804] [2021-03-12 08:05:06,291 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-12 08:05:06,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:05:06,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-12 08:05:06,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-03-12 08:05:06,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:06,292 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:05:06,292 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 14 states have internal predecessors, (23), 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) [2021-03-12 08:05:06,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:06,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:06,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:06,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:06,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:06,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:06,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:05:06,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:06,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:05:06,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:05:06,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:06,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:06,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:06,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:06,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:06,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:06,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:06,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:06,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:05:06,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:06,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:05:06,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:05:06,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:06,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 08:05:06,639 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable304 [2021-03-12 08:05:06,639 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:05:06,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:05:06,640 INFO L82 PathProgramCache]: Analyzing trace with hash 416993526, now seen corresponding path program 11 times [2021-03-12 08:05:06,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:05:06,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033771317] [2021-03-12 08:05:06,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:05:06,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:06,774 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-03-12 08:05:06,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033771317] [2021-03-12 08:05:06,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1142335003] [2021-03-12 08:05:06,775 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 [2021-03-12 08:05:06,807 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-03-12 08:05:06,807 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:05:06,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 19 conjunts are in the unsatisfiable core [2021-03-12 08:05:06,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:05:07,028 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 3 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:05:07,029 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:05:07,029 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 14] total 24 [2021-03-12 08:05:07,029 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936882403] [2021-03-12 08:05:07,029 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-03-12 08:05:07,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:05:07,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-03-12 08:05:07,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=507, Unknown=0, NotChecked=0, Total=600 [2021-03-12 08:05:07,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:07,030 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:05:07,030 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 1.44) internal successors, (36), 24 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 08:05:07,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:07,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:07,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:07,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:07,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:07,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:07,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:05:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:05:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:05:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 08:05:07,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:07,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:07,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:07,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:07,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:07,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:07,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:07,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:05:07,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:07,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:05:07,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:05:07,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:07,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 08:05:07,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:05:07,741 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable305 [2021-03-12 08:05:07,741 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:05:07,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:05:07,742 INFO L82 PathProgramCache]: Analyzing trace with hash 655261526, now seen corresponding path program 12 times [2021-03-12 08:05:07,742 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:05:07,742 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944615042] [2021-03-12 08:05:07,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:05:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:07,895 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-03-12 08:05:07,895 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944615042] [2021-03-12 08:05:07,895 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1712664838] [2021-03-12 08:05:07,896 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 [2021-03-12 08:05:07,929 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-03-12 08:05:07,929 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:05:07,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-12 08:05:07,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:05:08,167 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:05:08,168 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:05:08,168 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 15] total 26 [2021-03-12 08:05:08,168 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024735161] [2021-03-12 08:05:08,169 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-03-12 08:05:08,169 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:05:08,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-03-12 08:05:08,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=638, Unknown=0, NotChecked=0, Total=702 [2021-03-12 08:05:08,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:08,170 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:05:08,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 1.4074074074074074) internal successors, (38), 26 states have internal predecessors, (38), 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) [2021-03-12 08:05:08,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:08,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:08,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:08,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:08,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:08,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:08,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:05:08,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:08,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:05:08,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:05:08,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:08,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 08:05:08,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:05:08,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:08,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:08,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:08,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:08,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:08,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:08,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:08,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:05:08,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:08,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:05:08,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:05:08,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:08,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 08:05:08,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:05:08,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 08:05:08,774 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:05:08,774 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:05:08,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:05:08,775 INFO L82 PathProgramCache]: Analyzing trace with hash -548365066, now seen corresponding path program 13 times [2021-03-12 08:05:08,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:05:08,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739720543] [2021-03-12 08:05:08,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:05:08,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:08,913 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-03-12 08:05:08,914 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739720543] [2021-03-12 08:05:08,914 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [828296614] [2021-03-12 08:05:08,914 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) [2021-03-12 08:05:08,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:08,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 23 conjunts are in the unsatisfiable core [2021-03-12 08:05:08,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:05:09,102 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-03-12 08:05:09,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:05:09,103 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-03-12 08:05:09,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047150757] [2021-03-12 08:05:09,104 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-03-12 08:05:09,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:05:09,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-03-12 08:05:09,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=493, Unknown=0, NotChecked=0, Total=552 [2021-03-12 08:05:09,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:09,105 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:05:09,106 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 23 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 08:05:09,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:09,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:09,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:09,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:09,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:09,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:09,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:05:09,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:09,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:05:09,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:05:09,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:09,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 08:05:09,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:05:09,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 08:05:09,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:05:09,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:05:09,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:09,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:05:09,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:05:09,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:05:09,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:05:09,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:05:09,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:09,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:05:09,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:05:09,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:05:09,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 08:05:09,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:05:09,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 08:05:09,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:05:09,584 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:05:09,584 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:05:09,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:05:09,585 INFO L82 PathProgramCache]: Analyzing trace with hash 793916246, now seen corresponding path program 14 times [2021-03-12 08:05:09,585 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:05:09,585 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187485624] [2021-03-12 08:05:09,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:05:09,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:05:09,695 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:05:09,695 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187485624] [2021-03-12 08:05:09,695 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1176479135] [2021-03-12 08:05:09,695 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 [2021-03-12 08:05:09,718 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 08:05:09,718 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:05:09,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 37 conjunts are in the unsatisfiable core [2021-03-12 08:05:09,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:05:10,328 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2021-03-12 08:05:10,329 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:05:10,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 23 new quantified variables, introduced 66 case distinctions, treesize of input 55 treesize of output 568 [2021-03-12 08:05:14,403 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 1864 DAG size of output: 1482 [2021-03-12 08:05:14,642 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 3619 DAG size of output: 2867 [2021-03-12 08:05:14,865 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 3664 DAG size of output: 2912 [2021-03-12 08:05:15,088 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 3688 DAG size of output: 2936 [2021-03-12 08:05:15,319 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 3688 DAG size of output: 2936 [2021-03-12 08:05:15,583 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 3707 DAG size of output: 2955 [2021-03-12 08:05:15,829 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 2957 DAG size of output: 2919 [2021-03-12 08:05:16,208 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 2916 DAG size of output: 3238 [2021-03-12 08:05:16,382 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1269 DAG size of output: 1631 [2021-03-12 08:05:16,499 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 1240 DAG size of output: 1242 [2021-03-12 08:05:17,062 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1238 DAG size of output: 1800 [2021-03-12 08:05:17,226 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1116 DAG size of output: 1584 [2021-03-12 08:05:17,387 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1112 DAG size of output: 1192 [2021-03-12 08:05:17,552 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1106 DAG size of output: 1162 [2021-03-12 08:05:17,673 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1103 DAG size of output: 1239 [2021-03-12 08:05:20,594 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 883 [2021-03-12 08:05:20,764 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1151 DAG size of output: 933 [2021-03-12 08:05:20,948 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 1169 DAG size of output: 949 [2021-03-12 08:05:24,137 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1200 DAG size of output: 1025 [2021-03-12 08:05:24,405 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 1951 DAG size of output: 1511 [2021-03-12 08:05:24,726 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 2221 DAG size of output: 1709 [2021-03-12 08:05:25,088 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 2843 DAG size of output: 2029 [2021-03-12 08:05:25,511 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 3123 DAG size of output: 2317 [2021-03-12 08:05:25,679 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1109 DAG size of output: 1165 [2021-03-12 08:05:26,062 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1042 DAG size of output: 1290 [2021-03-12 08:05:29,644 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1498 DAG size of output: 1079 [2021-03-12 08:05:29,842 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 1780 DAG size of output: 1229 [2021-03-12 08:05:30,025 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1812 DAG size of output: 1266 [2021-03-12 08:05:30,248 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 1841 DAG size of output: 1293 [2021-03-12 08:05:30,502 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 2126 DAG size of output: 1577 [2021-03-12 08:05:31,185 WARN L205 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 4045 DAG size of output: 3041 [2021-03-12 08:05:31,925 WARN L205 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 4503 DAG size of output: 3258 [2021-03-12 08:05:32,763 WARN L205 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 5235 DAG size of output: 3764 [2021-03-12 08:05:33,618 WARN L205 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 5494 DAG size of output: 3917 [2021-03-12 08:05:34,554 WARN L205 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 5979 DAG size of output: 4151 [2021-03-12 08:05:34,908 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 2696 DAG size of output: 3549 [2021-03-12 08:05:35,095 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 2526 DAG size of output: 2520 [2021-03-12 08:05:35,268 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 2514 [2021-03-12 08:05:35,422 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 2491 DAG size of output: 2491 [2021-03-12 08:05:35,730 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 2450 DAG size of output: 3011 [2021-03-12 08:05:35,951 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 2239 DAG size of output: 2239 [2021-03-12 08:05:36,163 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 1340 DAG size of output: 1950 [2021-03-12 08:05:36,320 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1294 DAG size of output: 1353 [2021-03-12 08:05:36,482 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1291 DAG size of output: 1622 [2021-03-12 08:05:38,567 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 1551 DAG size of output: 922 [2021-03-12 08:05:38,698 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1826 DAG size of output: 1159 [2021-03-12 08:05:40,972 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1637 DAG size of output: 1014 [2021-03-12 08:05:41,126 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1825 DAG size of output: 1258 [2021-03-12 08:05:41,387 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 1882 DAG size of output: 1299 [2021-03-12 08:05:41,728 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 3503 DAG size of output: 2228 [2021-03-12 08:05:42,137 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 4062 DAG size of output: 2844 [2021-03-12 08:05:44,791 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 1145 DAG size of output: 793 [2021-03-12 08:05:44,917 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 1312 DAG size of output: 975 [2021-03-12 08:05:45,079 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1765 DAG size of output: 1390 [2021-03-12 08:05:45,284 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 2048 DAG size of output: 1773 [2021-03-12 08:05:48,202 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1526 DAG size of output: 1013 [2021-03-12 08:05:48,328 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 1564 DAG size of output: 1049 [2021-03-12 08:05:48,474 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1719 DAG size of output: 1217 [2021-03-12 08:05:48,688 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 2185 DAG size of output: 1608 [2021-03-12 08:05:48,902 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 2477 DAG size of output: 1968 [2021-03-12 08:05:49,333 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 4257 DAG size of output: 3316 [2021-03-12 08:05:50,181 WARN L205 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 6624 DAG size of output: 4574 [2021-03-12 08:05:51,188 WARN L205 SmtUtils]: Spent 972.00 ms on a formula simplification. DAG size of input: 7390 DAG size of output: 5309 [2021-03-12 08:05:51,349 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1287 DAG size of output: 1858 [2021-03-12 08:05:53,600 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 1692 DAG size of output: 1241 [2021-03-12 08:05:53,761 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 2080 DAG size of output: 1629 [2021-03-12 08:05:55,564 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 1874 DAG size of output: 1285 [2021-03-12 08:05:55,700 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1934 DAG size of output: 1329 [2021-03-12 08:05:56,004 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 3085 DAG size of output: 2136 [2021-03-12 08:05:57,913 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1819 DAG size of output: 1361 [2021-03-12 08:05:59,963 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 1894 DAG size of output: 1537 [2021-03-12 08:06:00,273 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 2558 DAG size of output: 1909 [2021-03-12 08:06:00,578 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 2581 DAG size of output: 1951 [2021-03-12 08:06:01,236 WARN L205 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 5310 DAG size of output: 3579 [2021-03-12 08:06:02,000 WARN L205 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 5881 DAG size of output: 4155 [2021-03-12 08:06:03,779 WARN L205 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 12040 DAG size of output: 7625 [2021-03-12 08:06:05,805 WARN L205 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 13365 DAG size of output: 9119 [2021-03-12 08:06:08,419 WARN L205 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 13822 DAG size of output: 9335 [2021-03-12 08:06:10,710 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 13948 DAG size of output: 9411 [2021-03-12 08:06:13,367 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 14434 DAG size of output: 9767 [2021-03-12 08:06:15,811 WARN L205 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 15671 DAG size of output: 10879 [2021-03-12 08:06:19,275 WARN L205 SmtUtils]: Spent 3.39 s on a formula simplification. DAG size of input: 20488 DAG size of output: 13814 [2021-03-12 08:06:22,896 WARN L205 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 20503 DAG size of output: 13828 [2021-03-12 08:06:26,505 WARN L205 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 20503 DAG size of output: 13828 [2021-03-12 08:06:30,207 WARN L205 SmtUtils]: Spent 3.63 s on a formula simplification. DAG size of input: 20512 DAG size of output: 13837 [2021-03-12 08:06:33,678 WARN L205 SmtUtils]: Spent 3.37 s on a formula simplification. DAG size of input: 13839 DAG size of output: 15092 [2021-03-12 08:06:35,925 WARN L205 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 12286 DAG size of output: 12153 [2021-03-12 08:06:38,612 WARN L205 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 12143 DAG size of output: 13252 [2021-03-12 08:06:40,792 WARN L205 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 12125 DAG size of output: 12114 [2021-03-12 08:06:42,655 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 9105 DAG size of output: 10408 [2021-03-12 08:06:44,980 WARN L205 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 8954 DAG size of output: 11863 [2021-03-12 08:06:46,394 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 8719 DAG size of output: 8688 [2021-03-12 08:06:48,508 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 7656 DAG size of output: 9380 [2021-03-12 08:06:49,407 WARN L205 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 5136 DAG size of output: 4648 [2021-03-12 08:06:50,641 WARN L205 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 4346 DAG size of output: 4209 [2021-03-12 08:06:51,257 WARN L205 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 3012 DAG size of output: 2968 [2021-03-12 08:06:51,518 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 1737 [2021-03-12 08:06:51,642 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 973 DAG size of output: 973 [2021-03-12 08:06:53,928 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 975 DAG size of output: 975 [2021-03-12 08:06:54,052 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 955 DAG size of output: 955 [2021-03-12 08:06:56,454 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 1881 DAG size of output: 1108 [2021-03-12 08:06:56,765 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 2132 [2021-03-12 08:06:56,880 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 1239 DAG size of output: 1239 [2021-03-12 08:06:59,810 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 1741 [2021-03-12 08:07:02,981 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 1800 DAG size of output: 989 [2021-03-12 08:07:03,225 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 2266 DAG size of output: 1322 [2021-03-12 08:07:03,643 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 3176 DAG size of output: 1909 [2021-03-12 08:07:04,211 WARN L205 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 4278 DAG size of output: 2963 [2021-03-12 08:07:04,825 WARN L205 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 4564 DAG size of output: 3072 [2021-03-12 08:07:05,920 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 10141 DAG size of output: 5470 [2021-03-12 08:07:06,130 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1507 DAG size of output: 1715 [2021-03-12 08:07:06,355 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 1423 DAG size of output: 2052 [2021-03-12 08:07:06,595 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 1408 DAG size of output: 1802 [2021-03-12 08:07:07,008 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1174 DAG size of output: 1426 [2021-03-12 08:07:08,335 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 1814 DAG size of output: 1424 [2021-03-12 08:07:09,314 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 2285 DAG size of output: 1767 [2021-03-12 08:07:09,513 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 812 DAG size of output: 1151 [2021-03-12 08:07:10,734 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 1560 DAG size of output: 1366 [2021-03-12 08:07:10,910 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 2044 DAG size of output: 1742 [2021-03-12 08:07:12,037 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 2680 DAG size of output: 2197 [2021-03-12 08:07:12,523 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 3888 DAG size of output: 2983 [2021-03-12 08:07:13,039 WARN L205 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 4003 DAG size of output: 3095 [2021-03-12 08:07:13,556 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 4039 DAG size of output: 3110 [2021-03-12 08:07:13,787 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 1309 DAG size of output: 1599 [2021-03-12 08:07:14,024 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 1213 DAG size of output: 1773 [2021-03-12 08:07:14,452 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1104 DAG size of output: 1414 [2021-03-12 08:07:15,661 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1597 DAG size of output: 1392 [2021-03-12 08:07:16,728 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 1338 DAG size of output: 1127 [2021-03-12 08:07:16,960 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 2179 DAG size of output: 1891 [2021-03-12 08:07:17,213 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 2244 DAG size of output: 1965 [2021-03-12 08:07:17,498 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 2263 DAG size of output: 1980 [2021-03-12 08:07:17,770 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 2264 DAG size of output: 1880 [2021-03-12 08:07:17,881 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1300 DAG size of output: 1300 [2021-03-12 08:07:18,176 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 1252 DAG size of output: 1816 [2021-03-12 08:07:18,290 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1212 DAG size of output: 1188 [2021-03-12 08:07:20,370 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 1982 DAG size of output: 1518 [2021-03-12 08:07:20,552 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 1983 DAG size of output: 1437 [2021-03-12 08:07:20,773 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 2023 DAG size of output: 1471 [2021-03-12 08:07:20,986 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 2055 DAG size of output: 1495 [2021-03-12 08:07:21,475 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 3356 DAG size of output: 2581 [2021-03-12 08:07:22,387 WARN L205 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 6328 DAG size of output: 4219 [2021-03-12 08:07:22,612 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 1213 DAG size of output: 1529 [2021-03-12 08:07:22,835 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 1133 DAG size of output: 1385 [2021-03-12 08:07:24,615 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1064 DAG size of output: 1064 [2021-03-12 08:07:25,772 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1751 DAG size of output: 1466 [2021-03-12 08:07:25,922 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 1784 DAG size of output: 1490 [2021-03-12 08:07:26,080 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1816 DAG size of output: 1518 [2021-03-12 08:07:26,273 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 2259 DAG size of output: 1327 [2021-03-12 08:07:26,535 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1006 DAG size of output: 1218 [2021-03-12 08:07:27,764 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 1396 DAG size of output: 1178 [2021-03-12 08:07:29,188 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 1961 DAG size of output: 1511 [2021-03-12 08:07:29,395 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 1997 DAG size of output: 1541 [2021-03-12 08:07:29,795 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 3495 DAG size of output: 2358 [2021-03-12 08:07:31,163 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 7405 DAG size of output: 4830 [2021-03-12 08:07:31,291 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 732 DAG size of output: 954 [2021-03-12 08:07:31,584 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 606 DAG size of output: 848 [2021-03-12 08:07:34,323 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 1877 DAG size of output: 1140 [2021-03-12 08:07:34,435 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 689 DAG size of output: 867 [2021-03-12 08:07:34,559 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 682 DAG size of output: 972 [2021-03-12 08:07:36,166 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 1580 DAG size of output: 964 [2021-03-12 08:07:36,302 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 1581 DAG size of output: 965 [2021-03-12 08:07:38,210 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 2237 DAG size of output: 1374 [2021-03-12 08:07:38,566 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 3696 DAG size of output: 2089 [2021-03-12 08:07:38,679 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 832 [2021-03-12 08:07:41,772 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 2093 DAG size of output: 1262 [2021-03-12 08:07:42,312 WARN L205 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 4528 DAG size of output: 2660 [2021-03-12 08:07:43,947 WARN L205 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 11076 DAG size of output: 6061 [2021-03-12 08:07:46,282 WARN L205 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 20450 DAG size of output: 8258 [2021-03-12 08:07:49,127 WARN L205 SmtUtils]: Spent 2.76 s on a formula simplification. DAG size of input: 24565 DAG size of output: 10232 [2021-03-12 08:07:52,256 WARN L205 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 26385 DAG size of output: 11105 [2021-03-12 08:07:53,012 WARN L205 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 3591 DAG size of output: 3763 [2021-03-12 08:07:53,607 WARN L205 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 3522 DAG size of output: 3518 [2021-03-12 08:07:54,373 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 2894 DAG size of output: 2894 [2021-03-12 08:07:55,088 WARN L205 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 2841 DAG size of output: 3376 [2021-03-12 08:07:55,557 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 2811 DAG size of output: 2811 [2021-03-12 08:07:57,012 WARN L205 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 2176 DAG size of output: 2590 [2021-03-12 08:07:57,210 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 1519 DAG size of output: 1463 [2021-03-12 08:07:57,380 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 1245 DAG size of output: 1245 [2021-03-12 08:07:57,525 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1003 DAG size of output: 1003 [2021-03-12 08:07:57,830 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 839 DAG size of output: 839 [2021-03-12 08:08:00,227 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1042 DAG size of output: 840 [2021-03-12 08:08:01,012 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 1346 DAG size of output: 991 [2021-03-12 08:08:01,290 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 2848 DAG size of output: 1713 [2021-03-12 08:08:01,426 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1178 DAG size of output: 1178 [2021-03-12 08:08:01,610 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1113 DAG size of output: 1113 [2021-03-12 08:08:03,571 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1206 DAG size of output: 956 [2021-03-12 08:08:03,697 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 1313 DAG size of output: 1055 [2021-03-12 08:08:03,832 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1380 DAG size of output: 1096 [2021-03-12 08:08:04,330 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 4009 DAG size of output: 2635 [2021-03-12 08:08:04,885 WARN L205 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 4821 DAG size of output: 2922 [2021-03-12 08:08:05,501 WARN L205 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 4877 DAG size of output: 2975 [2021-03-12 08:08:06,176 WARN L205 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 5416 DAG size of output: 3501 [2021-03-12 08:08:06,909 WARN L205 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 5685 DAG size of output: 3755 [2021-03-12 08:08:08,832 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1157 DAG size of output: 832 [2021-03-12 08:08:11,276 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 945 DAG size of output: 812 [2021-03-12 08:08:11,480 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 1472 DAG size of output: 1117 [2021-03-12 08:08:12,834 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 1021 DAG size of output: 943 [2021-03-12 08:08:13,151 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 1937 DAG size of output: 1542 [2021-03-12 08:08:13,535 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 2893 DAG size of output: 2010 [2021-03-12 08:08:17,272 WARN L205 SmtUtils]: Spent 3.68 s on a formula simplification. DAG size of input: 33515 DAG size of output: 12904 [2021-03-12 08:08:21,305 WARN L205 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 34798 DAG size of output: 13460 [2021-03-12 08:08:25,768 WARN L205 SmtUtils]: Spent 3.98 s on a formula simplification. DAG size of input: 35091 DAG size of output: 13664 [2021-03-12 08:08:30,590 WARN L205 SmtUtils]: Spent 4.68 s on a formula simplification. DAG size of input: 38686 DAG size of output: 16158 [2021-03-12 08:08:35,447 WARN L205 SmtUtils]: Spent 4.69 s on a formula simplification. DAG size of input: 38686 DAG size of output: 16158 [2021-03-12 08:08:40,358 WARN L205 SmtUtils]: Spent 4.82 s on a formula simplification. DAG size of input: 38694 DAG size of output: 16166 [2021-03-12 08:08:45,319 WARN L205 SmtUtils]: Spent 4.85 s on a formula simplification. DAG size of input: 16168 DAG size of output: 18114 [2021-03-12 08:08:49,688 WARN L205 SmtUtils]: Spent 4.24 s on a formula simplification. DAG size of input: 14809 DAG size of output: 17687 [2021-03-12 08:08:54,227 WARN L205 SmtUtils]: Spent 4.42 s on a formula simplification. DAG size of input: 14714 DAG size of output: 16389 [2021-03-12 08:08:57,952 WARN L205 SmtUtils]: Spent 3.59 s on a formula simplification. DAG size of input: 14705 DAG size of output: 16875 [2021-03-12 08:09:01,089 WARN L205 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 14697 DAG size of output: 15164 [2021-03-12 08:09:03,681 WARN L205 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 14558 DAG size of output: 14551 [2021-03-12 08:09:06,161 WARN L205 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 12084 DAG size of output: 12939 [2021-03-12 08:09:16,903 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1731 DAG size of output: 1702 [2021-03-12 08:09:17,427 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 1630 [2021-03-12 08:09:23,456 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 907 [2021-03-12 08:09:30,936 WARN L205 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 6153 DAG size of output: 3549 [2021-03-12 08:09:31,403 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 2735 DAG size of output: 2803 [2021-03-12 08:09:31,755 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 2720 DAG size of output: 2712 [2021-03-12 08:09:33,159 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 2188 [2021-03-12 08:09:33,866 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 1892 DAG size of output: 1929 [2021-03-12 08:09:34,391 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 1814 DAG size of output: 1788 [2021-03-12 08:09:38,231 WARN L205 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 6558 DAG size of output: 3797 [2021-03-12 08:09:39,219 WARN L205 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 7323 DAG size of output: 4321 [2021-03-12 08:09:40,339 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 8967 DAG size of output: 4694 [2021-03-12 08:09:42,018 WARN L205 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 15677 DAG size of output: 7230 [2021-03-12 08:09:43,925 WARN L205 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 18252 DAG size of output: 7849 [2021-03-12 08:09:46,243 WARN L205 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 21601 DAG size of output: 9240 [2021-03-12 08:09:48,593 WARN L205 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 21601 DAG size of output: 9240 [2021-03-12 08:09:50,969 WARN L205 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 21603 DAG size of output: 9242 [2021-03-12 08:09:52,339 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 9238 DAG size of output: 8230 [2021-03-12 08:09:54,161 WARN L205 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 8232 DAG size of output: 8846 [2021-03-12 08:09:54,864 WARN L205 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 5917 DAG size of output: 4290 [2021-03-12 08:09:55,370 WARN L205 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 3833 DAG size of output: 3768 [2021-03-12 08:09:55,862 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 3599 DAG size of output: 3583 [2021-03-12 08:09:56,079 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 1478 DAG size of output: 1697 [2021-03-12 08:09:56,232 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 1403 DAG size of output: 1386 [2021-03-12 08:09:56,403 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1244 DAG size of output: 1220 [2021-03-12 08:09:58,386 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 2326 DAG size of output: 2605 [2021-03-12 08:09:58,668 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 2172 DAG size of output: 2161 [2021-03-12 08:09:58,904 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 2074 DAG size of output: 2069 [2021-03-12 08:09:59,108 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 1832 DAG size of output: 1832 [2021-03-12 08:09:59,266 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1540 DAG size of output: 1540 [2021-03-12 08:09:59,424 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1281 DAG size of output: 1281 [2021-03-12 08:10:01,665 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 2763 DAG size of output: 884 [2021-03-12 08:10:01,963 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 2907 DAG size of output: 971 [2021-03-12 08:10:02,735 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 3191 DAG size of output: 1093 [2021-03-12 08:10:03,180 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 6567 DAG size of output: 2230 [2021-03-12 08:10:03,655 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 6567 DAG size of output: 2230 [2021-03-12 08:10:04,379 WARN L205 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 6574 DAG size of output: 2327 [2021-03-12 08:10:04,570 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1918 DAG size of output: 1022 [2021-03-12 08:10:05,379 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1551 DAG size of output: 580 [2021-03-12 08:10:05,979 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 08:10:05,981 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:10:05,981 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 08:10:05,981 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:3 [2021-03-12 08:10:05,988 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:10:05,988 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:10:05,988 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 17] total 29 [2021-03-12 08:10:05,988 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672403062] [2021-03-12 08:10:05,988 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-03-12 08:10:05,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:10:05,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-03-12 08:10:05,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=798, Unknown=0, NotChecked=0, Total=870 [2021-03-12 08:10:05,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:10:05,989 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:10:05,989 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 1.4666666666666666) internal successors, (44), 29 states have internal predecessors, (44), 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) [2021-03-12 08:10:05,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:10:05,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:05,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:05,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:10:05,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:10:05,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:10:05,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:10:05,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:05,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:10:05,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:10:05,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:05,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 08:10:05,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:05,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 08:10:05,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:05,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:10:06,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:10:06,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:06,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:06,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:10:06,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:10:06,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:10:06,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:10:06,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:06,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:10:06,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:10:06,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:06,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 08:10:06,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:06,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 08:10:06,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:06,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 08:10:06,335 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable308,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:10:06,335 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:10:06,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:10:06,336 INFO L82 PathProgramCache]: Analyzing trace with hash -545036042, now seen corresponding path program 15 times [2021-03-12 08:10:06,336 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:10:06,336 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284649749] [2021-03-12 08:10:06,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:10:06,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:10:06,473 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 66 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:10:06,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284649749] [2021-03-12 08:10:06,474 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1253129769] [2021-03-12 08:10:06,474 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 [2021-03-12 08:10:06,500 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-03-12 08:10:06,501 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:10:06,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 18 conjunts are in the unsatisfiable core [2021-03-12 08:10:06,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:10:06,587 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 78 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:10:06,587 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:10:06,587 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 19 [2021-03-12 08:10:06,587 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053220738] [2021-03-12 08:10:06,588 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-03-12 08:10:06,588 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:10:06,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-03-12 08:10:06,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2021-03-12 08:10:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:10:06,588 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:10:06,588 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.4) internal successors, (28), 19 states have internal predecessors, (28), 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) [2021-03-12 08:10:06,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:10:06,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:06,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:06,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:10:06,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:10:06,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:10:06,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:10:06,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:10:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:10:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 08:10:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 08:10:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 08:10:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:10:06,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:10:06,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:06,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:06,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:10:06,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:10:06,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:10:06,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:10:06,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:06,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:10:06,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:10:06,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:06,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 08:10:06,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:06,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 08:10:06,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:06,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 08:10:06,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-12 08:10:06,991 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37682 [2021-03-12 08:10:06,991 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:10:06,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:10:06,992 INFO L82 PathProgramCache]: Analyzing trace with hash 284479351, now seen corresponding path program 16 times [2021-03-12 08:10:06,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:10:06,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866046666] [2021-03-12 08:10:06,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:10:07,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:10:07,164 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-12 08:10:07,164 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866046666] [2021-03-12 08:10:07,164 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [331646640] [2021-03-12 08:10:07,164 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 [2021-03-12 08:10:07,188 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-12 08:10:07,189 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:10:07,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 29 conjunts are in the unsatisfiable core [2021-03-12 08:10:07,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:10:07,392 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-12 08:10:07,392 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:10:07,393 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2021-03-12 08:10:07,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355993695] [2021-03-12 08:10:07,393 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-03-12 08:10:07,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:10:07,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-03-12 08:10:07,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=691, Unknown=0, NotChecked=0, Total=756 [2021-03-12 08:10:07,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:10:07,393 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:10:07,394 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 27 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-12 08:10:07,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:10:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:10:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:10:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:10:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:10:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:10:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:10:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:10:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 08:10:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 08:10:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 08:10:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-12 08:10:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-12 08:10:08,146 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37683,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:10:08,146 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:10:08,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:10:08,147 INFO L82 PathProgramCache]: Analyzing trace with hash 2041519383, now seen corresponding path program 17 times [2021-03-12 08:10:08,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:10:08,147 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210676677] [2021-03-12 08:10:08,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:10:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:10:08,375 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-12 08:10:08,375 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210676677] [2021-03-12 08:10:08,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1707873989] [2021-03-12 08:10:08,376 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 [2021-03-12 08:10:08,412 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-03-12 08:10:08,413 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:10:08,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 30 conjunts are in the unsatisfiable core [2021-03-12 08:10:08,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:10:08,646 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-12 08:10:08,646 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:10:08,646 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 29 [2021-03-12 08:10:08,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129577253] [2021-03-12 08:10:08,647 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-03-12 08:10:08,647 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:10:08,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-03-12 08:10:08,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=799, Unknown=0, NotChecked=0, Total=870 [2021-03-12 08:10:08,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:10:08,648 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:10:08,649 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 29 states have internal predecessors, (38), 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) [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-12 08:10:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:10:09,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:10:09,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:09,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:09,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:10:09,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:10:09,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:10:09,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:10:09,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:09,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:10:09,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:10:09,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:09,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 08:10:09,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:09,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 08:10:09,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:09,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 08:10:09,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-12 08:10:09,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-12 08:10:09,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-12 08:10:09,393 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37684,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:10:09,394 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:10:09,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:10:09,394 INFO L82 PathProgramCache]: Analyzing trace with hash 675185527, now seen corresponding path program 18 times [2021-03-12 08:10:09,394 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:10:09,394 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240004250] [2021-03-12 08:10:09,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:10:09,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:10:09,603 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-12 08:10:09,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240004250] [2021-03-12 08:10:09,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [473064553] [2021-03-12 08:10:09,603 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 [2021-03-12 08:10:09,646 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-03-12 08:10:09,646 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:10:09,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 33 conjunts are in the unsatisfiable core [2021-03-12 08:10:09,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:10:09,891 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-12 08:10:09,891 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:10:09,891 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 31 [2021-03-12 08:10:09,891 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44480288] [2021-03-12 08:10:09,891 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-03-12 08:10:09,891 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:10:09,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-03-12 08:10:09,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=917, Unknown=0, NotChecked=0, Total=992 [2021-03-12 08:10:09,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:10:09,893 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:10:09,893 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 1.25) internal successors, (40), 31 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-03-12 08:10:09,893 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:10:10,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:10:10,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:10,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:10:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:10:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 08:10:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:10:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:10:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:10:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:10:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:10:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 08:10:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 08:10:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 08:10:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 08:10:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-12 08:10:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-03-12 08:10:10,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-03-12 08:10:10,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-12 08:10:10,715 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37685 [2021-03-12 08:10:10,716 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:10:10,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:10:10,717 INFO L82 PathProgramCache]: Analyzing trace with hash 1268508951, now seen corresponding path program 19 times [2021-03-12 08:10:10,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:10:10,717 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210763470] [2021-03-12 08:10:10,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:10:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:10:10,865 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:10:10,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210763470] [2021-03-12 08:10:10,866 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1838774960] [2021-03-12 08:10:10,866 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 [2021-03-12 08:10:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:10:10,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 47 conjunts are in the unsatisfiable core [2021-03-12 08:10:10,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:10:12,164 WARN L205 SmtUtils]: Spent 804.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2021-03-12 08:10:12,165 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:10:12,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 31 new quantified variables, introduced 120 case distinctions, treesize of input 71 treesize of output 1012 [2021-03-12 08:10:16,148 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 2076 DAG size of output: 1505 [2021-03-12 08:10:18,721 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1599 DAG size of output: 1259 [2021-03-12 08:10:18,917 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 3433 DAG size of output: 1884 [2021-03-12 08:10:22,361 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 2110 DAG size of output: 1535 [2021-03-12 08:10:24,782 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1632 DAG size of output: 1290 [2021-03-12 08:10:24,977 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 3472 DAG size of output: 1922 [2021-03-12 08:10:25,404 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 6589 DAG size of output: 3519 [2021-03-12 08:10:25,818 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 6641 DAG size of output: 3551 [2021-03-12 08:10:29,274 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 2076 DAG size of output: 1504 [2021-03-12 08:10:31,684 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1600 DAG size of output: 1261 [2021-03-12 08:10:31,903 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 3433 DAG size of output: 1872 [2021-03-12 08:10:38,300 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 3450 DAG size of output: 1886 [2021-03-12 08:10:38,700 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 6564 DAG size of output: 3482 [2021-03-12 08:10:39,151 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 6598 DAG size of output: 3518 [2021-03-12 08:10:40,003 WARN L205 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 12880 DAG size of output: 5666 [2021-03-12 08:10:40,902 WARN L205 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 12913 DAG size of output: 5704 [2021-03-12 08:10:41,847 WARN L205 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 12945 DAG size of output: 5737 [2021-03-12 08:10:44,275 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 1632 DAG size of output: 1291 [2021-03-12 08:10:47,689 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 2110 DAG size of output: 1535 [2021-03-12 08:10:47,878 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 3472 DAG size of output: 1923 [2021-03-12 08:10:50,233 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1663 DAG size of output: 1321 [2021-03-12 08:10:53,555 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 2142 DAG size of output: 1563 [2021-03-12 08:10:53,746 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 3509 DAG size of output: 1960 [2021-03-12 08:10:54,160 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 6639 DAG size of output: 3572 [2021-03-12 08:10:54,577 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 6691 DAG size of output: 3605 [2021-03-12 08:11:00,810 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 3491 DAG size of output: 1925 [2021-03-12 08:11:04,215 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 2110 DAG size of output: 1534 [2021-03-12 08:11:06,590 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 1633 DAG size of output: 1294 [2021-03-12 08:11:06,804 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 3472 DAG size of output: 1909 [2021-03-12 08:11:07,199 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 6617 DAG size of output: 3533 [2021-03-12 08:11:07,648 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 6650 DAG size of output: 3568 [2021-03-12 08:11:08,494 WARN L205 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 12956 DAG size of output: 5757 [2021-03-12 08:11:09,388 WARN L205 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 12988 DAG size of output: 5794 [2021-03-12 08:11:10,321 WARN L205 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 13019 DAG size of output: 5826 [2021-03-12 08:11:12,226 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 25506 DAG size of output: 11149 [2021-03-12 08:11:14,175 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 25506 DAG size of output: 11149 [2021-03-12 08:11:16,353 WARN L205 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 25533 DAG size of output: 11176 [2021-03-12 08:11:17,780 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 11164 DAG size of output: 11108 [2021-03-12 08:11:20,098 WARN L205 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 11110 DAG size of output: 11428 [2021-03-12 08:11:21,434 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 4903 DAG size of output: 5823 [2021-03-12 08:11:22,202 WARN L205 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 3056 DAG size of output: 3572 [2021-03-12 08:11:22,434 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 1660 DAG size of output: 1658 [2021-03-12 08:11:22,672 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 977 DAG size of output: 1108 [2021-03-12 08:11:22,813 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 976 DAG size of output: 966 [2021-03-12 08:11:24,620 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 880 DAG size of output: 651 [2021-03-12 08:11:24,789 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 998 [2021-03-12 08:11:25,844 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 508 [2021-03-12 08:11:26,546 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 961 DAG size of output: 745 [2021-03-12 08:11:29,289 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 875 DAG size of output: 744 [2021-03-12 08:11:29,479 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 1061 DAG size of output: 847 [2021-03-12 08:11:29,799 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 1676 DAG size of output: 1309 [2021-03-12 08:11:29,936 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 732 DAG size of output: 827 [2021-03-12 08:11:31,934 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 834 DAG size of output: 713 [2021-03-12 08:11:32,157 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1044 DAG size of output: 883 [2021-03-12 08:11:32,877 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 1233 DAG size of output: 984 [2021-03-12 08:11:33,420 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 2587 DAG size of output: 1982 [2021-03-12 08:11:34,021 WARN L205 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 3027 DAG size of output: 1963 [2021-03-12 08:11:34,144 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 821 DAG size of output: 840 [2021-03-12 08:11:34,271 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 783 DAG size of output: 898 [2021-03-12 08:11:35,994 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 908 DAG size of output: 831 [2021-03-12 08:11:36,115 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 932 DAG size of output: 833 [2021-03-12 08:11:36,240 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 780 DAG size of output: 991 [2021-03-12 08:11:37,707 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 938 DAG size of output: 834 [2021-03-12 08:11:38,045 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1005 DAG size of output: 891 [2021-03-12 08:11:38,191 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1048 DAG size of output: 931 [2021-03-12 08:11:38,343 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1073 DAG size of output: 934 [2021-03-12 08:11:39,631 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 879 DAG size of output: 758 [2021-03-12 08:11:39,743 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 900 DAG size of output: 776 [2021-03-12 08:11:39,864 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 919 DAG size of output: 793 [2021-03-12 08:11:39,989 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 941 DAG size of output: 794 [2021-03-12 08:11:40,299 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 1715 DAG size of output: 1447 [2021-03-12 08:11:40,713 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 2116 DAG size of output: 1667 [2021-03-12 08:11:43,251 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 1028 DAG size of output: 795 [2021-03-12 08:11:43,807 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 2642 DAG size of output: 2001 [2021-03-12 08:11:44,987 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 4243 DAG size of output: 2996 [2021-03-12 08:11:46,328 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 4970 DAG size of output: 3451 [2021-03-12 08:11:47,138 WARN L205 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 2993 DAG size of output: 3502 [2021-03-12 08:11:47,710 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 2992 DAG size of output: 2944 [2021-03-12 08:11:47,854 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1120 DAG size of output: 1116 [2021-03-12 08:11:49,488 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 904 DAG size of output: 728 [2021-03-12 08:11:51,178 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 1019 DAG size of output: 821 [2021-03-12 08:11:51,458 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 1648 DAG size of output: 1286 [2021-03-12 08:11:51,726 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 1670 DAG size of output: 1177 [2021-03-12 08:11:52,053 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 2147 DAG size of output: 1464 [2021-03-12 08:11:52,600 WARN L205 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 2323 DAG size of output: 2702 [2021-03-12 08:11:52,884 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 2254 DAG size of output: 2230 [2021-03-12 08:11:53,027 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 1268 DAG size of output: 1268 [2021-03-12 08:11:53,252 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 1237 DAG size of output: 1653 [2021-03-12 08:11:53,365 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 898 DAG size of output: 892 [2021-03-12 08:11:54,126 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 1138 DAG size of output: 1240 [2021-03-12 08:11:54,812 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 1089 DAG size of output: 770 [2021-03-12 08:11:55,477 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 766 DAG size of output: 933 [2021-03-12 08:11:55,865 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 764 DAG size of output: 1107 [2021-03-12 08:11:56,747 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1416 DAG size of output: 1246 [2021-03-12 08:11:56,962 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 1499 DAG size of output: 1324 [2021-03-12 08:11:57,193 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 1534 DAG size of output: 1359 [2021-03-12 08:11:57,505 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 1658 DAG size of output: 1484 [2021-03-12 08:11:57,869 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 2149 DAG size of output: 1892 [2021-03-12 08:11:58,251 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 2171 DAG size of output: 1867 [2021-03-12 08:11:58,788 WARN L205 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 3165 DAG size of output: 2587 [2021-03-12 08:11:59,125 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 1907 DAG size of output: 2609 [2021-03-12 08:11:59,256 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 1349 DAG size of output: 1347 [2021-03-12 08:12:00,055 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 1338 DAG size of output: 1217 [2021-03-12 08:12:00,307 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 1822 DAG size of output: 1898 [2021-03-12 08:12:00,489 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 1762 DAG size of output: 1762 [2021-03-12 08:12:00,610 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1019 DAG size of output: 1026 [2021-03-12 08:12:01,974 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1766 DAG size of output: 1388 [2021-03-12 08:12:02,180 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1013 DAG size of output: 1017 [2021-03-12 08:12:03,342 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1216 DAG size of output: 1083 [2021-03-12 08:12:03,482 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 1241 DAG size of output: 1092 [2021-03-12 08:12:03,779 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 2296 DAG size of output: 1806 [2021-03-12 08:12:04,208 WARN L205 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 3069 DAG size of output: 2415 [2021-03-12 08:12:05,191 WARN L205 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 4771 DAG size of output: 3521 [2021-03-12 08:12:06,458 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 6072 DAG size of output: 4107 [2021-03-12 08:12:07,003 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 2369 DAG size of output: 2748 [2021-03-12 08:12:07,274 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 1954 DAG size of output: 2061 [2021-03-12 08:12:07,612 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 1898 DAG size of output: 2607 [2021-03-12 08:12:07,772 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1818 DAG size of output: 1812 [2021-03-12 08:12:07,931 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1045 DAG size of output: 1151 [2021-03-12 08:12:08,550 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 1017 DAG size of output: 1024 [2021-03-12 08:12:09,854 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 1129 DAG size of output: 1009 [2021-03-12 08:12:10,077 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 1937 DAG size of output: 1551 [2021-03-12 08:12:10,271 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 1349 DAG size of output: 1425 [2021-03-12 08:12:10,830 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2021-03-12 08:12:11,540 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 1213 DAG size of output: 1124 [2021-03-12 08:12:11,694 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1361 DAG size of output: 1221 [2021-03-12 08:12:12,082 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 2724 DAG size of output: 2174 [2021-03-12 08:12:13,549 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1036 DAG size of output: 889 [2021-03-12 08:12:13,973 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 3233 DAG size of output: 2153 [2021-03-12 08:12:14,254 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 2254 DAG size of output: 2230 [2021-03-12 08:12:14,391 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1268 DAG size of output: 1268 [2021-03-12 08:12:14,591 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 1237 DAG size of output: 1286 [2021-03-12 08:12:14,806 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 1235 DAG size of output: 1651 [2021-03-12 08:12:15,007 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 1136 DAG size of output: 1238 [2021-03-12 08:12:15,232 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1087 DAG size of output: 768 [2021-03-12 08:12:15,873 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 764 DAG size of output: 931 [2021-03-12 08:12:15,993 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 762 DAG size of output: 1105 [2021-03-12 08:12:17,121 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1410 DAG size of output: 1240 [2021-03-12 08:12:17,333 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 1493 DAG size of output: 1318 [2021-03-12 08:12:17,587 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 1528 DAG size of output: 1353 [2021-03-12 08:12:18,284 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 1652 DAG size of output: 1478 [2021-03-12 08:12:19,333 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 2120 DAG size of output: 1866 [2021-03-12 08:12:20,680 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 2436 DAG size of output: 2073 [2021-03-12 08:12:21,164 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 2459 DAG size of output: 2045 [2021-03-12 08:12:21,863 WARN L205 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 3456 DAG size of output: 2768 [2021-03-12 08:12:23,024 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 5311 DAG size of output: 3822 [2021-03-12 08:12:25,393 WARN L205 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 7421 DAG size of output: 5025 [2021-03-12 08:12:28,843 WARN L205 SmtUtils]: Spent 3.41 s on a formula simplification. DAG size of input: 10588 DAG size of output: 6682 [2021-03-12 08:12:29,912 WARN L205 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 4309 DAG size of output: 4802 [2021-03-12 08:12:30,554 WARN L205 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 2302 DAG size of output: 2543 [2021-03-12 08:12:30,982 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 2299 DAG size of output: 2438 [2021-03-12 08:12:31,475 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 2185 DAG size of output: 2347 [2021-03-12 08:12:31,782 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 1816 DAG size of output: 2448 [2021-03-12 08:12:31,945 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1768 DAG size of output: 1760 [2021-03-12 08:12:32,170 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 996 DAG size of output: 1086 [2021-03-12 08:12:32,310 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 995 [2021-03-12 08:12:33,620 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 912 DAG size of output: 735 [2021-03-12 08:12:33,742 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 941 DAG size of output: 725 [2021-03-12 08:12:33,938 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 1724 DAG size of output: 1228 [2021-03-12 08:12:34,056 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 1253 DAG size of output: 1250 [2021-03-12 08:12:35,150 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 1338 DAG size of output: 1084 [2021-03-12 08:12:35,480 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 2501 DAG size of output: 1742 [2021-03-12 08:12:35,951 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 1950 DAG size of output: 2570 [2021-03-12 08:12:36,167 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 1837 DAG size of output: 1822 [2021-03-12 08:12:36,387 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 1066 DAG size of output: 1128 [2021-03-12 08:12:37,357 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 1061 DAG size of output: 1059 [2021-03-12 08:12:37,576 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 987 DAG size of output: 691 [2021-03-12 08:12:38,446 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 841 DAG size of output: 649 [2021-03-12 08:12:38,612 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 928 DAG size of output: 727 [2021-03-12 08:12:38,874 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 1707 DAG size of output: 1268 [2021-03-12 08:12:39,111 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 1304 DAG size of output: 1331 [2021-03-12 08:12:39,800 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 1257 DAG size of output: 1257 [2021-03-12 08:12:40,726 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 1238 DAG size of output: 1035 [2021-03-12 08:12:40,933 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 1345 DAG size of output: 1116 [2021-03-12 08:12:41,383 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 2491 DAG size of output: 1841 [2021-03-12 08:12:42,214 WARN L205 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 3511 DAG size of output: 2505 [2021-03-12 08:12:42,387 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 761 DAG size of output: 1084 [2021-03-12 08:12:44,674 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1065 DAG size of output: 895 [2021-03-12 08:12:44,835 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1080 DAG size of output: 907 [2021-03-12 08:12:45,004 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1100 DAG size of output: 913 [2021-03-12 08:12:45,200 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 1347 DAG size of output: 1083 [2021-03-12 08:12:45,311 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 700 DAG size of output: 725 [2021-03-12 08:12:46,959 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1025 DAG size of output: 823 [2021-03-12 08:12:47,321 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 2007 DAG size of output: 1546 [2021-03-12 08:12:48,457 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 4841 DAG size of output: 3342 [2021-03-12 08:12:48,905 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 1997 DAG size of output: 2234 [2021-03-12 08:12:49,124 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 1729 DAG size of output: 1809 [2021-03-12 08:12:50,783 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 779 [2021-03-12 08:12:51,080 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 1708 DAG size of output: 2251 [2021-03-12 08:12:51,224 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1667 DAG size of output: 1661 [2021-03-12 08:12:51,428 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 945 DAG size of output: 1011 [2021-03-12 08:12:52,688 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1549 DAG size of output: 1123 [2021-03-12 08:12:52,844 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 1156 DAG size of output: 1201 [2021-03-12 08:12:52,996 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 1122 DAG size of output: 1159 [2021-03-12 08:12:53,810 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1090 DAG size of output: 955 [2021-03-12 08:12:54,348 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1210 DAG size of output: 1044 [2021-03-12 08:12:54,667 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 2205 DAG size of output: 1608 [2021-03-12 08:12:55,081 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 2704 DAG size of output: 1756 [2021-03-12 08:12:55,333 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 1956 DAG size of output: 1956 [2021-03-12 08:12:55,462 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 1129 DAG size of output: 1129 [2021-03-12 08:12:55,582 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 1090 [2021-03-12 08:12:57,806 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 820 DAG size of output: 635 [2021-03-12 08:12:58,023 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 1198 DAG size of output: 951 [2021-03-12 08:12:59,469 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 1540 DAG size of output: 1299 [2021-03-12 08:12:59,837 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 1566 DAG size of output: 1324 [2021-03-12 08:13:00,203 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 1590 DAG size of output: 1345 [2021-03-12 08:13:00,584 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 1616 DAG size of output: 1332 [2021-03-12 08:13:01,117 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 2462 DAG size of output: 1916 [2021-03-12 08:13:02,023 WARN L205 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 3816 DAG size of output: 2763 [2021-03-12 08:13:04,167 WARN L205 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 6404 DAG size of output: 4389 [2021-03-12 08:13:05,157 WARN L205 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 4247 DAG size of output: 4469 [2021-03-12 08:13:05,656 WARN L205 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 3581 DAG size of output: 3545 [2021-03-12 08:13:06,166 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 1951 [2021-03-12 08:13:06,403 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 1947 DAG size of output: 1947 [2021-03-12 08:13:06,703 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 1911 DAG size of output: 1972 [2021-03-12 08:13:07,083 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 1895 DAG size of output: 2513 [2021-03-12 08:13:07,199 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 1259 DAG size of output: 942 [2021-03-12 08:13:07,395 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 907 DAG size of output: 1006 [2021-03-12 08:13:08,372 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 1118 DAG size of output: 937 [2021-03-12 08:13:08,562 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 1140 DAG size of output: 955 [2021-03-12 08:13:08,706 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1790 DAG size of output: 1184 [2021-03-12 08:13:08,814 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1147 DAG size of output: 1147 [2021-03-12 08:13:09,017 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 1109 DAG size of output: 1217 [2021-03-12 08:13:09,509 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 1178 DAG size of output: 924 [2021-03-12 08:13:09,856 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 1117 DAG size of output: 866 [2021-03-12 08:13:10,059 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 1299 DAG size of output: 1015 [2021-03-12 08:13:10,273 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 1327 DAG size of output: 1043 [2021-03-12 08:13:10,504 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 1361 DAG size of output: 1073 [2021-03-12 08:13:10,904 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 2056 DAG size of output: 1649 [2021-03-12 08:13:11,024 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 503 DAG size of output: 639 [2021-03-12 08:13:13,617 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 1032 DAG size of output: 917 [2021-03-12 08:13:13,847 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 1345 DAG size of output: 1183 [2021-03-12 08:13:14,508 WARN L205 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 2799 DAG size of output: 2385 [2021-03-12 08:13:15,218 WARN L205 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 2826 DAG size of output: 2290 [2021-03-12 08:13:15,458 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 1945 DAG size of output: 1945 [2021-03-12 08:13:15,751 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 1909 DAG size of output: 1970 [2021-03-12 08:13:18,332 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1018 DAG size of output: 907 [2021-03-12 08:13:18,584 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 1331 DAG size of output: 1173 [2021-03-12 08:13:18,953 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 1893 DAG size of output: 2511 [2021-03-12 08:13:19,097 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 1788 DAG size of output: 1182 [2021-03-12 08:13:19,402 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 1215 [2021-03-12 08:13:19,862 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1103 DAG size of output: 1101 [2021-03-12 08:13:20,235 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 1172 DAG size of output: 918 [2021-03-12 08:13:20,433 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 1293 DAG size of output: 1009 [2021-03-12 08:13:20,643 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 1323 DAG size of output: 1039 [2021-03-12 08:13:20,871 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 1357 DAG size of output: 1069 [2021-03-12 08:13:20,982 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1257 DAG size of output: 940 [2021-03-12 08:13:21,180 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 905 DAG size of output: 1004 [2021-03-12 08:13:22,130 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1108 DAG size of output: 927 [2021-03-12 08:13:22,287 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1132 DAG size of output: 947 [2021-03-12 08:13:22,705 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 2048 DAG size of output: 1641 [2021-03-12 08:13:23,345 WARN L205 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 2785 DAG size of output: 2375 [2021-03-12 08:13:24,038 WARN L205 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 2814 DAG size of output: 2282 [2021-03-12 08:13:25,431 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 3259 DAG size of output: 2698 [2021-03-12 08:13:27,075 WARN L205 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 4860 DAG size of output: 3781 [2021-03-12 08:13:27,780 WARN L205 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 3388 DAG size of output: 3712 [2021-03-12 08:13:28,243 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 3375 DAG size of output: 3582 [2021-03-12 08:13:28,815 WARN L205 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 3261 DAG size of output: 4308 [2021-03-12 08:13:29,118 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 3184 DAG size of output: 3174 [2021-03-12 08:13:29,274 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1743 DAG size of output: 1743 [2021-03-12 08:13:29,415 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1712 DAG size of output: 1711 [2021-03-12 08:13:30,439 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 2726 DAG size of output: 1785 [2021-03-12 08:13:30,631 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1961 DAG size of output: 1959 [2021-03-12 08:13:30,810 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 1113 DAG size of output: 1219 [2021-03-12 08:13:31,074 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1080 DAG size of output: 1094 [2021-03-12 08:13:32,662 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1039 DAG size of output: 847 [2021-03-12 08:13:32,905 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 1936 DAG size of output: 1636 [2021-03-12 08:13:33,386 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 3868 DAG size of output: 2619 [2021-03-12 08:13:33,512 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 824 DAG size of output: 771 [2021-03-12 08:13:35,039 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 996 DAG size of output: 786 [2021-03-12 08:13:35,178 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 1256 DAG size of output: 991 [2021-03-12 08:13:35,718 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 4571 DAG size of output: 2692 [2021-03-12 08:13:36,051 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 3084 DAG size of output: 3084 [2021-03-12 08:13:36,250 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 1705 DAG size of output: 1783 [2021-03-12 08:13:36,394 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 1691 DAG size of output: 1691 [2021-03-12 08:13:36,625 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 1662 DAG size of output: 2174 [2021-03-12 08:13:36,791 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1080 DAG size of output: 1183 [2021-03-12 08:13:36,927 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1078 DAG size of output: 1092 [2021-03-12 08:13:38,211 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 1007 DAG size of output: 876 [2021-03-12 08:13:38,339 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1621 DAG size of output: 1614 [2021-03-12 08:13:38,542 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 1584 DAG size of output: 1155 [2021-03-12 08:13:39,752 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1266 DAG size of output: 943 [2021-03-12 08:13:39,958 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 1295 DAG size of output: 971 [2021-03-12 08:13:40,283 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 1859 DAG size of output: 1476 [2021-03-12 08:13:40,613 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 1881 DAG size of output: 1378 [2021-03-12 08:13:41,989 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 838 DAG size of output: 786 [2021-03-12 08:13:42,102 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 859 DAG size of output: 735 [2021-03-12 08:13:42,462 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 2240 DAG size of output: 1299 [2021-03-12 08:13:42,949 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 3685 DAG size of output: 2246 [2021-03-12 08:13:44,027 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 5463 DAG size of output: 3240 [2021-03-12 08:13:46,868 WARN L205 SmtUtils]: Spent 2.81 s on a formula simplification. DAG size of input: 7976 DAG size of output: 5588 [2021-03-12 08:13:51,630 WARN L205 SmtUtils]: Spent 4.71 s on a formula simplification. DAG size of input: 11976 DAG size of output: 7720 [2021-03-12 08:13:59,989 WARN L205 SmtUtils]: Spent 8.28 s on a formula simplification. DAG size of input: 21216 DAG size of output: 13157 [2021-03-12 08:14:01,944 WARN L205 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 9988 DAG size of output: 10835 [2021-03-12 08:14:03,113 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 9894 DAG size of output: 9894 [2021-03-12 08:14:03,972 WARN L205 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 5118 DAG size of output: 5536 [2021-03-12 08:14:04,214 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 2255 DAG size of output: 2242 [2021-03-12 08:14:04,592 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 2214 DAG size of output: 2722 [2021-03-12 08:14:05,019 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 2077 DAG size of output: 2224 [2021-03-12 08:14:05,305 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 2076 DAG size of output: 2246 [2021-03-12 08:14:06,801 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1076 DAG size of output: 959 [2021-03-12 08:14:07,999 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 1576 DAG size of output: 1391 [2021-03-12 08:14:08,235 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 1597 DAG size of output: 1407 [2021-03-12 08:14:08,596 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 2018 DAG size of output: 2697 [2021-03-12 08:14:08,935 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 1936 DAG size of output: 2182 [2021-03-12 08:14:09,112 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1921 DAG size of output: 1921 [2021-03-12 08:14:09,279 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1891 DAG size of output: 1891 [2021-03-12 08:14:09,780 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1314 DAG size of output: 1151 [2021-03-12 08:14:10,039 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 1808 DAG size of output: 1808 [2021-03-12 08:14:10,186 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1778 DAG size of output: 1778 [2021-03-12 08:14:10,915 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 1258 DAG size of output: 1117 [2021-03-12 08:14:11,163 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 1660 DAG size of output: 1415 [2021-03-12 08:14:11,286 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1314 DAG size of output: 1313 [2021-03-12 08:14:11,401 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1283 DAG size of output: 1283 [2021-03-12 08:14:12,589 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1087 DAG size of output: 973 [2021-03-12 08:14:12,728 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 1105 DAG size of output: 990 [2021-03-12 08:14:12,901 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 1367 DAG size of output: 1236 [2021-03-12 08:14:13,084 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1386 DAG size of output: 1252 [2021-03-12 08:14:13,529 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 2580 DAG size of output: 2248 [2021-03-12 08:14:14,056 WARN L205 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 3510 DAG size of output: 2430 [2021-03-12 08:14:14,246 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 1923 DAG size of output: 1923 [2021-03-12 08:14:14,547 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 1895 DAG size of output: 2577 [2021-03-12 08:14:14,752 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 1299 DAG size of output: 1390 [2021-03-12 08:14:14,862 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1281 DAG size of output: 1281 [2021-03-12 08:14:15,986 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1077 DAG size of output: 963 [2021-03-12 08:14:16,164 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 1097 DAG size of output: 982 [2021-03-12 08:14:16,334 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1361 DAG size of output: 1230 [2021-03-12 08:14:17,491 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 1696 DAG size of output: 1232 [2021-03-12 08:14:17,707 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 1813 DAG size of output: 1936 [2021-03-12 08:14:18,305 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 1783 DAG size of output: 2003 [2021-03-12 08:14:19,221 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1188 DAG size of output: 1073 [2021-03-12 08:14:19,374 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1780 DAG size of output: 1780 [2021-03-12 08:14:19,574 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 991 DAG size of output: 1004 [2021-03-12 08:14:20,267 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 1127 DAG size of output: 1000 [2021-03-12 08:14:20,383 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1148 DAG size of output: 1020 [2021-03-12 08:14:20,529 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1402 DAG size of output: 1255 [2021-03-12 08:14:20,792 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 1656 DAG size of output: 1442 [2021-03-12 08:14:21,042 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 1869 DAG size of output: 1293 [2021-03-12 08:14:21,549 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 3077 DAG size of output: 2108 [2021-03-12 08:14:22,056 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 3102 DAG size of output: 2130 [2021-03-12 08:14:23,135 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 4243 DAG size of output: 2927 [2021-03-12 08:14:23,427 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 1483 DAG size of output: 1634 [2021-03-12 08:14:23,663 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 1482 DAG size of output: 1557 [2021-03-12 08:14:25,182 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1281 DAG size of output: 1076 [2021-03-12 08:14:25,318 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1302 DAG size of output: 1096 [2021-03-12 08:14:25,442 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 1307 DAG size of output: 1299 [2021-03-12 08:14:26,648 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1403 DAG size of output: 1336 [2021-03-12 08:14:26,792 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1426 DAG size of output: 1358 [2021-03-12 08:14:27,039 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 2247 DAG size of output: 1662 [2021-03-12 08:14:27,260 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 1339 DAG size of output: 1832 [2021-03-12 08:14:27,416 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1249 DAG size of output: 1346 [2021-03-12 08:14:28,407 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 1206 DAG size of output: 1404 [2021-03-12 08:14:29,837 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 1197 DAG size of output: 921 [2021-03-12 08:14:30,039 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 1510 DAG size of output: 1031 [2021-03-12 08:14:30,249 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 958 DAG size of output: 1037 [2021-03-12 08:14:30,918 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 956 DAG size of output: 1157 [2021-03-12 08:14:33,058 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1311 DAG size of output: 1135 [2021-03-12 08:14:33,189 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 1329 DAG size of output: 1152 [2021-03-12 08:14:33,359 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1574 DAG size of output: 1383 [2021-03-12 08:14:33,612 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 1948 DAG size of output: 1711 [2021-03-12 08:14:33,887 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 2139 DAG size of output: 1420 [2021-03-12 08:14:34,143 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 2162 DAG size of output: 1442 [2021-03-12 08:14:34,582 WARN L205 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 3243 DAG size of output: 2131 [2021-03-12 08:14:35,313 WARN L205 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 3942 DAG size of output: 2720 [2021-03-12 08:14:37,156 WARN L205 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 7552 DAG size of output: 5006 [2021-03-12 08:14:39,113 WARN L205 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 7576 DAG size of output: 4791 [2021-03-12 08:14:39,979 WARN L205 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 4837 DAG size of output: 5826 [2021-03-12 08:14:40,637 WARN L205 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 2981 DAG size of output: 3100 [2021-03-12 08:14:40,960 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 2974 DAG size of output: 2974 [2021-03-12 08:14:41,297 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 2942 DAG size of output: 2942 [2021-03-12 08:14:41,686 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 2907 DAG size of output: 2972 [2021-03-12 08:14:41,923 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 2725 DAG size of output: 2147 [2021-03-12 08:14:42,108 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 1164 DAG size of output: 1579 [2021-03-12 08:14:42,347 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1015 DAG size of output: 1115 [2021-03-12 08:14:42,959 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1062 DAG size of output: 832 [2021-03-12 08:14:43,098 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 1083 DAG size of output: 850 [2021-03-12 08:14:43,241 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 863 DAG size of output: 964 [2021-03-12 08:14:43,646 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 796 DAG size of output: 955 [2021-03-12 08:14:43,913 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 794 DAG size of output: 1283 [2021-03-12 08:14:44,422 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1363 DAG size of output: 987 [2021-03-12 08:14:44,580 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1399 DAG size of output: 1062 [2021-03-12 08:14:44,748 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1419 DAG size of output: 1079 [2021-03-12 08:14:44,867 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 862 DAG size of output: 863 [2021-03-12 08:14:45,990 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1084 DAG size of output: 892 [2021-03-12 08:14:46,330 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 1767 DAG size of output: 1377 [2021-03-12 08:14:46,783 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 2513 DAG size of output: 1929 [2021-03-12 08:14:47,335 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 3363 DAG size of output: 2321 [2021-03-12 08:14:47,479 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 734 DAG size of output: 961 [2021-03-12 08:14:48,562 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 941 [2021-03-12 08:14:49,285 WARN L205 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 3949 DAG size of output: 2742 [2021-03-12 08:14:50,037 WARN L205 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 3975 DAG size of output: 2769 [2021-03-12 08:14:50,797 WARN L205 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 4001 DAG size of output: 2709 [2021-03-12 08:14:51,331 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 2820 DAG size of output: 3861 [2021-03-12 08:14:51,534 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 1970 DAG size of output: 1968 [2021-03-12 08:14:51,799 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 1937 DAG size of output: 2019 [2021-03-12 08:14:53,080 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 1041 DAG size of output: 860 [2021-03-12 08:14:53,212 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1065 DAG size of output: 885 [2021-03-12 08:14:53,399 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1933 DAG size of output: 1933 [2021-03-12 08:14:53,755 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 1896 DAG size of output: 2107 [2021-03-12 08:14:53,952 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 1840 DAG size of output: 1840 [2021-03-12 08:14:54,733 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1450 DAG size of output: 958 [2021-03-12 08:14:55,023 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 1895 DAG size of output: 1902 [2021-03-12 08:14:55,238 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 1890 DAG size of output: 1890 [2021-03-12 08:14:55,712 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1500 DAG size of output: 1003 [2021-03-12 08:14:56,208 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 1536 DAG size of output: 1037 [2021-03-12 08:14:56,564 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 1779 DAG size of output: 1192 [2021-03-12 08:14:56,907 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 1804 DAG size of output: 1218 [2021-03-12 08:14:57,395 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 2273 DAG size of output: 1632 [2021-03-12 08:14:57,930 WARN L205 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 2299 DAG size of output: 1603 [2021-03-12 08:14:58,251 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 2588 DAG size of output: 2692 [2021-03-12 08:14:59,275 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 745 DAG size of output: 713 [2021-03-12 08:14:59,388 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 779 DAG size of output: 748 [2021-03-12 08:14:59,505 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 806 DAG size of output: 753 [2021-03-12 08:14:59,735 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 2558 DAG size of output: 2558 [2021-03-12 08:14:59,981 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 2525 DAG size of output: 2525 [2021-03-12 08:15:00,402 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 2488 DAG size of output: 2700 [2021-03-12 08:15:00,749 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 2485 DAG size of output: 2490 [2021-03-12 08:15:00,863 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1341 DAG size of output: 1341 [2021-03-12 08:15:01,325 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 2478 DAG size of output: 2478 [2021-03-12 08:15:01,834 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 1678 DAG size of output: 1043 [2021-03-12 08:15:02,028 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 1707 DAG size of output: 1070 [2021-03-12 08:15:02,235 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 2434 DAG size of output: 2434 [2021-03-12 08:15:02,442 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 985 DAG size of output: 986 [2021-03-12 08:15:02,881 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 982 DAG size of output: 1129 [2021-03-12 08:15:03,407 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1052 DAG size of output: 828 [2021-03-12 08:15:03,562 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1075 DAG size of output: 848 [2021-03-12 08:15:03,804 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 1781 DAG size of output: 1120 [2021-03-12 08:15:04,214 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 2098 DAG size of output: 1385 [2021-03-12 08:15:04,646 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 2135 DAG size of output: 1423 [2021-03-12 08:15:05,118 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 2163 DAG size of output: 1415 [2021-03-12 08:15:05,709 WARN L205 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 2427 DAG size of output: 1718 [2021-03-12 08:15:06,857 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 4175 DAG size of output: 2933 [2021-03-12 08:15:08,856 WARN L205 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 5608 DAG size of output: 4063 [2021-03-12 08:15:09,836 WARN L205 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 4691 DAG size of output: 4798 [2021-03-12 08:15:10,650 WARN L205 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 4534 DAG size of output: 6109 [2021-03-12 08:15:11,166 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 4308 DAG size of output: 4441 [2021-03-12 08:15:11,595 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 4266 DAG size of output: 4266 [2021-03-12 08:15:12,341 WARN L205 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 4231 DAG size of output: 4469 [2021-03-12 08:15:12,972 WARN L205 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 4228 DAG size of output: 4261 [2021-03-12 08:15:13,170 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 2234 DAG size of output: 2233 [2021-03-12 08:15:13,353 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 2198 DAG size of output: 2198 [2021-03-12 08:15:13,817 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1520 DAG size of output: 803 [2021-03-12 08:15:14,186 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 4220 DAG size of output: 4220 [2021-03-12 08:15:14,547 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 4185 DAG size of output: 4185 [2021-03-12 08:15:14,713 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 2751 DAG size of output: 1657 [2021-03-12 08:15:14,843 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 1622 [2021-03-12 08:15:15,080 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 1421 DAG size of output: 1071 [2021-03-12 08:15:15,191 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 1448 DAG size of output: 1092 [2021-03-12 08:15:15,382 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 2598 DAG size of output: 1442 [2021-03-12 08:15:15,584 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 2632 DAG size of output: 1476 [2021-03-12 08:15:15,890 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 2686 DAG size of output: 1528 [2021-03-12 08:15:16,259 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 4175 DAG size of output: 4175 [2021-03-12 08:15:16,644 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 4140 DAG size of output: 4140 [2021-03-12 08:15:16,802 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 2730 DAG size of output: 1636 [2021-03-12 08:15:16,921 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 1601 DAG size of output: 1601 [2021-03-12 08:15:17,666 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 1580 DAG size of output: 1168 [2021-03-12 08:15:17,818 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1607 DAG size of output: 1189 [2021-03-12 08:15:18,047 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 2735 DAG size of output: 1511 [2021-03-12 08:15:18,289 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 2770 DAG size of output: 1546 [2021-03-12 08:15:18,883 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 3141 DAG size of output: 1823 [2021-03-12 08:15:19,467 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 3176 DAG size of output: 1824 [2021-03-12 08:15:19,604 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 682 DAG size of output: 843 [2021-03-12 08:15:21,438 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 1102 DAG size of output: 982 [2021-03-12 08:15:22,233 WARN L205 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 3671 DAG size of output: 2314 [2021-03-12 08:15:22,540 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 2917 DAG size of output: 2915 [2021-03-12 08:15:22,959 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 2879 DAG size of output: 2985 [2021-03-12 08:15:23,171 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 783 [2021-03-12 08:15:23,280 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 635 DAG size of output: 675 [2021-03-12 08:15:24,788 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 1132 DAG size of output: 1064 [2021-03-12 08:15:24,974 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 1158 DAG size of output: 1088 [2021-03-12 08:15:25,557 WARN L205 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 2851 DAG size of output: 3080 [2021-03-12 08:15:25,842 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 2848 DAG size of output: 2848 [2021-03-12 08:15:26,109 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 2813 DAG size of output: 2813 [2021-03-12 08:15:26,242 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1801 DAG size of output: 1220 [2021-03-12 08:15:26,593 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 1161 DAG size of output: 925 [2021-03-12 08:15:26,857 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 2086 DAG size of output: 1340 [2021-03-12 08:15:27,038 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 2112 DAG size of output: 1366 [2021-03-12 08:15:27,301 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 2795 DAG size of output: 2795 [2021-03-12 08:15:27,701 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 2762 DAG size of output: 2788 [2021-03-12 08:15:27,981 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 2758 DAG size of output: 2758 [2021-03-12 08:15:28,103 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1770 DAG size of output: 1189 [2021-03-12 08:15:28,594 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 2005 DAG size of output: 1264 [2021-03-12 08:15:28,726 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 1477 DAG size of output: 1477 [2021-03-12 08:15:29,252 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 2049 DAG size of output: 1308 [2021-03-12 08:15:29,498 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 2078 DAG size of output: 1337 [2021-03-12 08:15:29,932 WARN L205 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 2397 DAG size of output: 1551 [2021-03-12 08:15:30,588 WARN L205 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 2910 DAG size of output: 2132 [2021-03-12 08:15:31,254 WARN L205 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 2939 DAG size of output: 2105 [2021-03-12 08:15:32,799 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 5803 DAG size of output: 3915 [2021-03-12 08:15:33,301 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 4682 DAG size of output: 4682 [2021-03-12 08:15:33,925 WARN L205 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 4647 DAG size of output: 4811 [2021-03-12 08:15:34,719 WARN L205 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 4577 DAG size of output: 6125 [2021-03-12 08:15:35,547 WARN L205 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 4351 DAG size of output: 4611 [2021-03-12 08:15:35,925 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 4237 DAG size of output: 4237 [2021-03-12 08:15:36,292 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 4202 DAG size of output: 4202 [2021-03-12 08:15:36,452 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 2732 DAG size of output: 1638 [2021-03-12 08:15:36,609 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 1603 DAG size of output: 1603 [2021-03-12 08:15:37,330 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1586 DAG size of output: 1174 [2021-03-12 08:15:37,490 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1611 DAG size of output: 1193 [2021-03-12 08:15:37,734 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 2784 DAG size of output: 1546 [2021-03-12 08:15:38,022 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 2819 DAG size of output: 1581 [2021-03-12 08:15:38,422 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 4336 DAG size of output: 4334 [2021-03-12 08:15:38,811 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 4299 DAG size of output: 4299 [2021-03-12 08:15:38,978 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 2755 DAG size of output: 1661 [2021-03-12 08:15:39,145 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1626 DAG size of output: 1626 [2021-03-12 08:15:39,471 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1445 DAG size of output: 1093 [2021-03-12 08:15:39,602 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1470 DAG size of output: 1112 [2021-03-12 08:15:39,829 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 2702 DAG size of output: 1516 [2021-03-12 08:15:40,067 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 2736 DAG size of output: 1550 [2021-03-12 08:15:40,584 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 3219 DAG size of output: 1882 [2021-03-12 08:15:40,868 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 2852 DAG size of output: 2851 [2021-03-12 08:15:41,137 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 2816 DAG size of output: 2816 [2021-03-12 08:15:41,395 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 1806 DAG size of output: 1334 [2021-03-12 08:15:41,555 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1195 DAG size of output: 1206 [2021-03-12 08:15:41,933 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 1193 DAG size of output: 1367 [2021-03-12 08:15:42,386 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 1191 DAG size of output: 1855 [2021-03-12 08:15:42,919 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 991 DAG size of output: 991 [2021-03-12 08:15:43,331 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 1735 DAG size of output: 1364 [2021-03-12 08:15:43,536 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 1923 DAG size of output: 1514 [2021-03-12 08:15:43,786 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 1968 DAG size of output: 1606 [2021-03-12 08:15:43,898 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1222 DAG size of output: 1222 [2021-03-12 08:15:44,256 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 1173 DAG size of output: 937 [2021-03-12 08:15:44,697 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 2148 DAG size of output: 1755 [2021-03-12 08:15:45,141 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 3047 DAG size of output: 2150 [2021-03-12 08:15:45,633 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 3072 DAG size of output: 2175 [2021-03-12 08:15:46,656 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 5519 DAG size of output: 3575 [2021-03-12 08:15:46,846 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 842 DAG size of output: 1121 [2021-03-12 08:15:46,991 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 674 DAG size of output: 822 [2021-03-12 08:15:47,811 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 672 DAG size of output: 715 [2021-03-12 08:15:48,185 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 670 DAG size of output: 925 [2021-03-12 08:15:49,252 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1090 DAG size of output: 925 [2021-03-12 08:15:49,397 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1215 DAG size of output: 1060 [2021-03-12 08:15:49,621 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 1529 DAG size of output: 1303 [2021-03-12 08:15:49,765 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 731 DAG size of output: 895 [2021-03-12 08:15:50,966 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1036 DAG size of output: 877 [2021-03-12 08:15:51,328 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 2220 DAG size of output: 1869 [2021-03-12 08:15:52,759 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 6835 DAG size of output: 4702 [2021-03-12 08:15:54,281 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 6864 DAG size of output: 4595 [2021-03-12 08:15:57,302 WARN L205 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 7873 DAG size of output: 5459 [2021-03-12 08:16:02,478 WARN L205 SmtUtils]: Spent 5.13 s on a formula simplification. DAG size of input: 12291 DAG size of output: 8807 [2021-03-12 08:16:09,804 WARN L205 SmtUtils]: Spent 7.25 s on a formula simplification. DAG size of input: 18118 DAG size of output: 11892 [2021-03-12 08:16:17,876 WARN L205 SmtUtils]: Spent 7.96 s on a formula simplification. DAG size of input: 22484 DAG size of output: 14936 [2021-03-12 08:16:18,980 WARN L205 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 5161 DAG size of output: 6177 [2021-03-12 08:16:19,719 WARN L205 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 3185 DAG size of output: 3472 [2021-03-12 08:16:20,260 WARN L205 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 3179 DAG size of output: 3267 [2021-03-12 08:16:20,386 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 946 DAG size of output: 941 [2021-03-12 08:16:23,275 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 864 DAG size of output: 752 [2021-03-12 08:16:23,403 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 891 DAG size of output: 762 [2021-03-12 08:16:23,641 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 1391 DAG size of output: 1071 [2021-03-12 08:16:25,239 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 993 DAG size of output: 811 [2021-03-12 08:16:26,757 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 815 DAG size of output: 658 [2021-03-12 08:16:26,978 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 1514 DAG size of output: 1201 [2021-03-12 08:16:27,456 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 2597 DAG size of output: 1959 [2021-03-12 08:16:27,957 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 2977 DAG size of output: 2217 [2021-03-12 08:16:28,471 WARN L205 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 2865 DAG size of output: 3263 [2021-03-12 08:16:28,826 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 2835 DAG size of output: 2809 [2021-03-12 08:16:28,988 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 1550 DAG size of output: 1550 [2021-03-12 08:16:29,237 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 1519 DAG size of output: 2031 [2021-03-12 08:16:30,317 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 976 DAG size of output: 720 [2021-03-12 08:16:30,429 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 997 DAG size of output: 740 [2021-03-12 08:16:30,550 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1400 DAG size of output: 1398 [2021-03-12 08:16:30,779 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 1363 DAG size of output: 1475 [2021-03-12 08:16:30,899 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1358 DAG size of output: 1356 [2021-03-12 08:16:31,642 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1335 DAG size of output: 1341 [2021-03-12 08:16:31,978 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 1332 DAG size of output: 1490 [2021-03-12 08:16:32,915 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 1143 DAG size of output: 799 [2021-03-12 08:16:33,129 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 1396 DAG size of output: 983 [2021-03-12 08:16:33,357 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 1442 DAG size of output: 1027 [2021-03-12 08:16:33,730 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 2061 DAG size of output: 1467 [2021-03-12 08:16:34,090 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 2087 DAG size of output: 1467 [2021-03-12 08:16:34,598 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 3257 DAG size of output: 2404 [2021-03-12 08:16:34,747 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1352 DAG size of output: 1346 [2021-03-12 08:16:38,162 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1216 DAG size of output: 1096 [2021-03-12 08:16:38,425 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 1876 DAG size of output: 1665 [2021-03-12 08:16:38,729 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 1898 DAG size of output: 1687 [2021-03-12 08:16:39,011 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 1927 DAG size of output: 1683 [2021-03-12 08:16:39,366 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 2435 DAG size of output: 2063 [2021-03-12 08:16:40,285 WARN L205 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 4815 DAG size of output: 3609 [2021-03-12 08:16:41,667 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 6854 DAG size of output: 4790 [2021-03-12 08:16:42,201 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 2896 DAG size of output: 3298 [2021-03-12 08:16:42,455 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 1385 DAG size of output: 1505 [2021-03-12 08:16:42,694 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 1346 DAG size of output: 1867 [2021-03-12 08:16:42,813 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1265 DAG size of output: 1249 [2021-03-12 08:16:44,336 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1338 DAG size of output: 1146 [2021-03-12 08:16:44,487 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1035 DAG size of output: 1108 [2021-03-12 08:16:45,970 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 980 DAG size of output: 1007 [2021-03-12 08:16:47,315 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 1279 DAG size of output: 1196 [2021-03-12 08:16:47,473 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1374 DAG size of output: 1289 [2021-03-12 08:16:47,759 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 1813 DAG size of output: 1617 [2021-03-12 08:16:48,172 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 2676 DAG size of output: 2199 [2021-03-12 08:16:49,506 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 1024 DAG size of output: 897 [2021-03-12 08:16:49,972 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 3131 DAG size of output: 2181 [2021-03-12 08:16:50,448 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 2860 DAG size of output: 3006 [2021-03-12 08:16:50,763 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 2831 DAG size of output: 2831 [2021-03-12 08:16:50,920 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1548 DAG size of output: 1548 [2021-03-12 08:16:51,166 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 1517 DAG size of output: 2029 [2021-03-12 08:16:51,319 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 1398 DAG size of output: 1396 [2021-03-12 08:16:51,541 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 1361 DAG size of output: 1473 [2021-03-12 08:16:51,712 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1333 DAG size of output: 1339 [2021-03-12 08:16:52,039 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 1330 DAG size of output: 1488 [2021-03-12 08:16:52,966 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 1141 DAG size of output: 797 [2021-03-12 08:16:53,080 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 1356 DAG size of output: 1354 [2021-03-12 08:16:53,843 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 1394 DAG size of output: 981 [2021-03-12 08:16:54,061 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 1438 DAG size of output: 1023 [2021-03-12 08:16:55,176 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 970 DAG size of output: 716 [2021-03-12 08:16:55,508 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 2034 DAG size of output: 1443 [2021-03-12 08:16:55,855 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 2060 DAG size of output: 1443 [2021-03-12 08:16:56,385 WARN L205 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 3255 DAG size of output: 2380 [2021-03-12 08:16:56,552 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 756 DAG size of output: 1016 [2021-03-12 08:16:57,676 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 677 DAG size of output: 620 [2021-03-12 08:16:57,880 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 955 DAG size of output: 830 [2021-03-12 08:16:58,811 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 1435 DAG size of output: 1217 [2021-03-12 08:16:59,555 WARN L205 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 4055 DAG size of output: 2990 [2021-03-12 08:17:00,825 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 6265 DAG size of output: 4361 [2021-03-12 08:17:03,500 WARN L205 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 9135 DAG size of output: 6293 [2021-03-12 08:17:04,380 WARN L205 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 4888 DAG size of output: 5320 [2021-03-12 08:17:04,903 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 4725 DAG size of output: 4723 [2021-03-12 08:17:05,433 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 2526 DAG size of output: 2586 [2021-03-12 08:17:05,692 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 2523 DAG size of output: 2523 [2021-03-12 08:17:06,015 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 2488 DAG size of output: 2574 [2021-03-12 08:17:08,082 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 900 DAG size of output: 760 [2021-03-12 08:17:08,259 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 1243 DAG size of output: 1030 [2021-03-12 08:17:08,445 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1266 DAG size of output: 1051 [2021-03-12 08:17:08,848 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 2450 DAG size of output: 3274 [2021-03-12 08:17:09,036 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 1619 DAG size of output: 1617 [2021-03-12 08:17:09,324 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 1586 DAG size of output: 1713 [2021-03-12 08:17:09,539 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 1530 DAG size of output: 1542 [2021-03-12 08:17:09,674 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 1524 DAG size of output: 1524 [2021-03-12 08:17:10,390 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 798 [2021-03-12 08:17:10,620 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 1585 DAG size of output: 1597 [2021-03-12 08:17:10,984 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1579 DAG size of output: 1579 [2021-03-12 08:17:11,535 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1233 DAG size of output: 847 [2021-03-12 08:17:11,795 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 1400 DAG size of output: 976 [2021-03-12 08:17:12,069 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 1422 DAG size of output: 998 [2021-03-12 08:17:12,481 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 2336 DAG size of output: 2472 [2021-03-12 08:17:12,732 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 2325 DAG size of output: 2323 [2021-03-12 08:17:12,932 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 2290 DAG size of output: 2290 [2021-03-12 08:17:13,603 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1476 DAG size of output: 885 [2021-03-12 08:17:13,737 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1510 DAG size of output: 919 [2021-03-12 08:17:14,075 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 2276 DAG size of output: 2295 [2021-03-12 08:17:14,329 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1201 DAG size of output: 1283 [2021-03-12 08:17:14,524 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 784 DAG size of output: 1088 [2021-03-12 08:17:15,658 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 2270 DAG size of output: 2270 [2021-03-12 08:17:15,843 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 2237 DAG size of output: 2237 [2021-03-12 08:17:16,625 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 1897 DAG size of output: 1153 [2021-03-12 08:17:16,966 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 2162 DAG size of output: 1371 [2021-03-12 08:17:17,593 WARN L205 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 3077 DAG size of output: 2012 [2021-03-12 08:17:18,455 WARN L205 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 3742 DAG size of output: 2570 [2021-03-12 08:17:19,344 WARN L205 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 3768 DAG size of output: 2549 [2021-03-12 08:17:19,667 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 2447 DAG size of output: 2524 [2021-03-12 08:17:21,914 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1190 DAG size of output: 1045 [2021-03-12 08:17:22,084 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1217 DAG size of output: 1060 [2021-03-12 08:17:22,318 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 2427 DAG size of output: 2427 [2021-03-12 08:17:22,543 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 2390 DAG size of output: 2390 [2021-03-12 08:17:22,758 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 2357 DAG size of output: 1813 [2021-03-12 08:17:22,900 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 1004 DAG size of output: 1309 [2021-03-12 08:17:23,903 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 878 DAG size of output: 728 [2021-03-12 08:17:24,052 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 900 DAG size of output: 744 [2021-03-12 08:17:24,985 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 846 DAG size of output: 657 [2021-03-12 08:17:25,102 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 871 DAG size of output: 676 [2021-03-12 08:17:25,362 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 1461 DAG size of output: 1152 [2021-03-12 08:17:25,653 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 2135 DAG size of output: 1413 [2021-03-12 08:17:25,960 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 2160 DAG size of output: 1438 [2021-03-12 08:17:26,277 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 2188 DAG size of output: 1447 [2021-03-12 08:17:26,798 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 2905 DAG size of output: 2057 [2021-03-12 08:17:28,200 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 4715 DAG size of output: 3316 [2021-03-12 08:17:29,878 WARN L205 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 6726 DAG size of output: 4822 [2021-03-12 08:17:30,379 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 2140 DAG size of output: 2291 [2021-03-12 08:17:30,674 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 1978 DAG size of output: 2131 [2021-03-12 08:17:32,719 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1115 DAG size of output: 957 [2021-03-12 08:17:32,901 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1137 DAG size of output: 937 [2021-03-12 08:17:33,084 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1369 DAG size of output: 1140 [2021-03-12 08:17:33,282 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 1956 DAG size of output: 1934 [2021-03-12 08:17:33,452 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1142 DAG size of output: 1482 [2021-03-12 08:17:33,695 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 767 DAG size of output: 874 [2021-03-12 08:17:34,840 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 842 DAG size of output: 733 [2021-03-12 08:17:34,951 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 864 DAG size of output: 752 [2021-03-12 08:17:35,066 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 885 DAG size of output: 734 [2021-03-12 08:17:35,353 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 1061 DAG size of output: 1180 [2021-03-12 08:17:35,477 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 1030 DAG size of output: 1049 [2021-03-12 08:17:36,762 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 939 DAG size of output: 814 [2021-03-12 08:17:36,887 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 971 DAG size of output: 806 [2021-03-12 08:17:37,126 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 1452 DAG size of output: 1189 [2021-03-12 08:17:37,463 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 2179 DAG size of output: 1731 [2021-03-12 08:17:37,957 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 2918 DAG size of output: 2090 [2021-03-12 08:17:38,193 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 2127 DAG size of output: 2065 [2021-03-12 08:17:38,311 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 1227 DAG size of output: 1227 [2021-03-12 08:17:38,420 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1196 DAG size of output: 1196 [2021-03-12 08:17:40,956 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 1133 DAG size of output: 947 [2021-03-12 08:17:41,127 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1470 DAG size of output: 952 [2021-03-12 08:17:41,306 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 1487 DAG size of output: 968 [2021-03-12 08:17:41,504 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 1711 DAG size of output: 1062 [2021-03-12 08:17:41,712 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 1732 DAG size of output: 1080 [2021-03-12 08:17:41,952 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 1753 DAG size of output: 1038 [2021-03-12 08:17:42,262 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 2522 DAG size of output: 1607 [2021-03-12 08:17:43,092 WARN L205 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 3834 DAG size of output: 2589 [2021-03-12 08:17:45,682 WARN L205 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 9122 DAG size of output: 6324 [2021-03-12 08:17:51,115 WARN L205 SmtUtils]: Spent 5.37 s on a formula simplification. DAG size of input: 16780 DAG size of output: 11462 [2021-03-12 08:18:05,165 WARN L205 SmtUtils]: Spent 13.93 s on a formula simplification. DAG size of input: 33151 DAG size of output: 22322 [2021-03-12 08:18:27,843 WARN L205 SmtUtils]: Spent 22.48 s on a formula simplification. DAG size of input: 48580 DAG size of output: 31952 [2021-03-12 08:18:50,641 WARN L205 SmtUtils]: Spent 22.51 s on a formula simplification. DAG size of input: 48580 DAG size of output: 31952 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown