/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-1.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 05:55:45,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 05:55:45,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 05:55:45,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-10 05:55:45,281 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-10 05:55:45,284 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-10 05:55:45,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-10 05:55:45,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-10 05:55:45,293 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-10 05:55:45,297 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-10 05:55:45,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-10 05:55:45,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-10 05:55:45,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-10 05:55:45,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-10 05:55:45,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-10 05:55:45,303 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-10 05:55:45,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-10 05:55:45,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-10 05:55:45,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-10 05:55:45,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-10 05:55:45,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-10 05:55:45,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-10 05:55:45,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-10 05:55:45,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-10 05:55:45,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-10 05:55:45,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-10 05:55:45,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-10 05:55:45,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-10 05:55:45,321 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-10 05:55:45,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-10 05:55:45,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-10 05:55:45,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-10 05:55:45,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-10 05:55:45,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-10 05:55:45,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-10 05:55:45,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-10 05:55:45,326 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-10 05:55:45,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-10 05:55:45,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 05:55:45,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 05:55:45,328 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 05:55:45,329 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe.epf [2021-07-10 05:55:45,360 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 05:55:45,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 05:55:45,361 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 05:55:45,361 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 05:55:45,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 05:55:45,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 05:55:45,363 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 05:55:45,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 05:55:45,363 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 05:55:45,363 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 05:55:45,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 05:55:45,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 05:55:45,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 05:55:45,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 05:55:45,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 05:55:45,365 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 05:55:45,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 05:55:45,365 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 05:55:45,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 05:55:45,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 05:55:45,365 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 05:55:45,365 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 05:55:45,366 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 05:55:45,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 05:55:45,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 05:55:45,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 05:55:45,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 05:55:45,366 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 05:55:45,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 05:55:45,366 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 05:55:45,366 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 05:55:45,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 05:55:45,367 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-10 05:55:45,367 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 05:55:45,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 05:55:45,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 05:55:45,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 05:55:45,680 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-10 05:55:45,681 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-10 05:55:45,682 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-1.wvr.bpl [2021-07-10 05:55:45,682 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-1.wvr.bpl' [2021-07-10 05:55:45,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 05:55:45,704 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-10 05:55:45,705 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 05:55:45,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 05:55:45,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 05:55:45,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:45" (1/1) ... [2021-07-10 05:55:45,721 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:45" (1/1) ... [2021-07-10 05:55:45,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 05:55:45,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 05:55:45,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 05:55:45,729 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 05:55:45,735 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:45" (1/1) ... [2021-07-10 05:55:45,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:45" (1/1) ... [2021-07-10 05:55:45,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:45" (1/1) ... [2021-07-10 05:55:45,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:45" (1/1) ... [2021-07-10 05:55:45,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:45" (1/1) ... [2021-07-10 05:55:45,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:45" (1/1) ... [2021-07-10 05:55:45,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:45" (1/1) ... [2021-07-10 05:55:45,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 05:55:45,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 05:55:45,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 05:55:45,751 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 05:55:45,752 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 05:55:45,870 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-10 05:55:45,870 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-10 05:55:45,871 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-10 05:55:45,871 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-10 05:55:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-10 05:55:45,871 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-10 05:55:45,871 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-10 05:55:45,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 05:55:45,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 05:55:45,872 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 05:55:46,002 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 05:55:46,003 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-10 05:55:46,004 INFO L202 PluginConnector]: Adding new model misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 05:55:46 BoogieIcfgContainer [2021-07-10 05:55:46,004 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 05:55:46,005 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 05:55:46,005 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 05:55:46,007 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 05:55:46,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 05:55:45" (1/2) ... [2021-07-10 05:55:46,008 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d9a52a6 and model type misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 05:55:46, skipping insertion in model container [2021-07-10 05:55:46,008 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 05:55:46" (2/2) ... [2021-07-10 05:55:46,009 INFO L111 eAbstractionObserver]: Analyzing ICFG misc-1.wvr.bpl [2021-07-10 05:55:46,013 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 05:55:46,013 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 05:55:46,013 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 05:55:46,014 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 05:55:46,037 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-10 05:55:46,052 INFO L255 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 [2021-07-10 05:55:46,089 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 05:55:46,089 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 05:55:46,089 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 05:55:46,090 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 05:55:46,090 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 05:55:46,090 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 05:55:46,090 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 05:55:46,090 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 05:55:46,159 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 05:55:46,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:55:46,170 INFO L82 PathProgramCache]: Analyzing trace with hash 124592644, now seen corresponding path program 1 times [2021-07-10 05:55:46,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:55:46,176 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729555573] [2021-07-10 05:55:46,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:55:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:55:46,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:55:46,464 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:55:46,464 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729555573] [2021-07-10 05:55:46,464 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729555573] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 05:55:46,465 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 05:55:46,465 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-10 05:55:46,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472850187] [2021-07-10 05:55:46,468 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 05:55:46,468 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:55:46,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 05:55:46,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-07-10 05:55:46,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:46,486 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:55:46,488 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 5 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) [2021-07-10 05:55:46,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:46,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 05:55:46,600 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 05:55:46,600 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 05:55:46,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:55:46,603 INFO L82 PathProgramCache]: Analyzing trace with hash 867925825, now seen corresponding path program 1 times [2021-07-10 05:55:46,604 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:55:46,604 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980807943] [2021-07-10 05:55:46,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:55:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:55:46,675 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 05:55:46,676 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:55:46,676 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980807943] [2021-07-10 05:55:46,677 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980807943] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 05:55:46,677 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [720106284] [2021-07-10 05:55:46,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 05:55:46,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:55:46,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-10 05:55:46,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 05:55:46,905 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:55:46,905 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [720106284] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 05:55:46,905 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 05:55:46,905 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2021-07-10 05:55:46,906 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794459362] [2021-07-10 05:55:46,907 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 05:55:46,907 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:55:46,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 05:55:46,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-07-10 05:55:46,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:46,909 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:55:46,909 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 7 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 05:55:46,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 05:55:46,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:47,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 05:55:47,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:55:47,242 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 05:55:47,243 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 05:55:47,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:55:47,244 INFO L82 PathProgramCache]: Analyzing trace with hash -2094557416, now seen corresponding path program 1 times [2021-07-10 05:55:47,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:55:47,244 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184422297] [2021-07-10 05:55:47,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:55:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:55:47,698 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:55:47,698 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:55:47,698 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184422297] [2021-07-10 05:55:47,699 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184422297] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 05:55:47,699 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1614293732] [2021-07-10 05:55:47,699 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 [2021-07-10 05:55:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:55:47,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 29 conjunts are in the unsatisfiable core [2021-07-10 05:55:47,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 05:55:47,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-07-10 05:55:47,990 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 05:55:47,993 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 05:55:47,995 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 05:55:47,995 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:10 [2021-07-10 05:55:48,030 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:55:48,030 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1614293732] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 05:55:48,031 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 05:55:48,031 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10] total 19 [2021-07-10 05:55:48,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674703860] [2021-07-10 05:55:48,032 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-10 05:55:48,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:55:48,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-10 05:55:48,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2021-07-10 05:55:48,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:48,035 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:55:48,035 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.25) internal successors, (45), 19 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 05:55:48,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 05:55:48,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:55:48,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:48,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 05:55:48,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:55:48,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:55:48,630 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 05:55:48,631 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 05:55:48,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:55:48,631 INFO L82 PathProgramCache]: Analyzing trace with hash -210269183, now seen corresponding path program 1 times [2021-07-10 05:55:48,631 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:55:48,631 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168062205] [2021-07-10 05:55:48,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:55:48,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:55:48,684 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:55:48,684 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:55:48,685 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168062205] [2021-07-10 05:55:48,685 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168062205] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 05:55:48,685 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1602717793] [2021-07-10 05:55:48,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 05:55:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:55:48,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-10 05:55:48,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 05:55:48,794 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:55:48,794 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1602717793] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 05:55:48,794 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 05:55:48,794 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-07-10 05:55:48,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730753369] [2021-07-10 05:55:48,795 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-10 05:55:48,795 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:55:48,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-10 05:55:48,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-07-10 05:55:48,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:48,795 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:55:48,796 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 4.5) internal successors, (45), 9 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 05:55:48,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 05:55:48,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:55:48,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:55:48,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 05:55:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:55:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:55:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:55:49,194 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 05:55:49,194 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 05:55:49,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:55:49,195 INFO L82 PathProgramCache]: Analyzing trace with hash 683795500, now seen corresponding path program 2 times [2021-07-10 05:55:49,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:55:49,195 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814357043] [2021-07-10 05:55:49,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:55:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:55:50,138 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:55:50,138 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:55:50,138 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814357043] [2021-07-10 05:55:50,139 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814357043] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 05:55:50,139 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [263852914] [2021-07-10 05:55:50,139 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 05:55:50,170 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 05:55:50,171 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 05:55:50,171 WARN L261 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 45 conjunts are in the unsatisfiable core [2021-07-10 05:55:50,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 05:55:50,841 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2021-07-10 05:55:50,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 22 [2021-07-10 05:55:50,979 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 05:55:50,983 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 05:55:50,984 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 05:55:50,984 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:49, output treesize:10 [2021-07-10 05:55:51,057 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:55:51,057 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [263852914] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 05:55:51,057 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 05:55:51,057 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 18] total 35 [2021-07-10 05:55:51,058 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333978983] [2021-07-10 05:55:51,058 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-10 05:55:51,059 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:55:51,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-10 05:55:51,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=1068, Unknown=0, NotChecked=0, Total=1260 [2021-07-10 05:55:51,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:51,060 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:55:51,060 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 2.138888888888889) internal successors, (77), 35 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 05:55:51,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 05:55:51,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:55:51,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:55:51,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:55:51,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:52,947 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2021-07-10 05:55:53,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 05:55:53,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:55:53,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:55:53,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:55:53,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 05:55:53,610 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 05:55:53,610 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 05:55:53,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:55:53,610 INFO L82 PathProgramCache]: Analyzing trace with hash 916443329, now seen corresponding path program 2 times [2021-07-10 05:55:53,611 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:55:53,611 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073585115] [2021-07-10 05:55:53,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:55:53,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:55:53,825 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 110 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:55:53,825 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:55:53,825 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073585115] [2021-07-10 05:55:53,825 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073585115] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 05:55:53,826 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1814960928] [2021-07-10 05:55:53,826 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 05:55:53,932 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 05:55:53,932 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 05:55:53,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 17 conjunts are in the unsatisfiable core [2021-07-10 05:55:53,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 05:55:54,144 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 139 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:55:54,145 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1814960928] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 05:55:54,145 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 05:55:54,145 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2021-07-10 05:55:54,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088995297] [2021-07-10 05:55:54,146 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-10 05:55:54,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 05:55:54,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-10 05:55:54,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2021-07-10 05:55:54,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:54,147 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 05:55:54,147 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 4.5) internal successors, (81), 17 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 05:55:54,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 05:55:54,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:55:54,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:55:54,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:55:54,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 05:55:54,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 05:55:54,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 05:55:54,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 05:55:54,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:55:54,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 05:55:54,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-07-10 05:55:54,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 05:55:54,980 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 05:55:54,981 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 05:55:54,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 05:55:54,981 INFO L82 PathProgramCache]: Analyzing trace with hash -856695960, now seen corresponding path program 3 times [2021-07-10 05:55:54,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 05:55:54,981 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284700793] [2021-07-10 05:55:54,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 05:55:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 05:55:58,418 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 91 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 05:55:58,419 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 05:55:58,419 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284700793] [2021-07-10 05:55:58,419 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284700793] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 05:55:58,419 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1788810089] [2021-07-10 05:55:58,419 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 05:55:58,503 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-07-10 05:55:58,503 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 05:55:58,510 WARN L261 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 95 conjunts are in the unsatisfiable core [2021-07-10 05:55:58,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 05:56:02,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:02,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:03,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:03,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:03,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:03,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:03,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:03,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:03,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:03,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:03,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:03,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 05:56:03,663 WARN L205 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2021-07-10 05:56:03,663 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 05:56:03,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 66 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 70 case distinctions, treesize of input 136 treesize of output 768 [2021-07-10 05:56:03,988 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 1102 DAG size of output: 685 [2021-07-10 05:56:04,282 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 1137 DAG size of output: 720 [2021-07-10 05:56:08,350 WARN L205 SmtUtils]: Spent 3.65 s on a formula simplification. DAG size of input: 5436 DAG size of output: 3424 [2021-07-10 05:56:13,672 WARN L205 SmtUtils]: Spent 5.16 s on a formula simplification. DAG size of input: 5467 DAG size of output: 3455 [2021-07-10 05:56:18,057 WARN L205 SmtUtils]: Spent 4.36 s on a formula simplification. DAG size of input: 3226 DAG size of output: 3224 [2021-07-10 05:56:18,666 WARN L205 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 683 DAG size of output: 683 [2021-07-10 05:56:19,269 WARN L205 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 678 [2021-07-10 05:56:19,864 WARN L205 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 673 DAG size of output: 697 [2021-07-10 05:56:20,426 WARN L205 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 669 DAG size of output: 695 [2021-07-10 05:56:20,651 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 633 [2021-07-10 05:56:20,845 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 572 DAG size of output: 572 [2021-07-10 05:56:20,994 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2021-07-10 05:56:21,134 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 496 [2021-07-10 05:56:21,486 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 373 [2021-07-10 05:56:22,192 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 494 [2021-07-10 05:56:22,408 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 572 DAG size of output: 535 [2021-07-10 05:56:22,674 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 571 [2021-07-10 05:56:22,985 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 669 DAG size of output: 623 [2021-07-10 05:56:23,368 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 719 DAG size of output: 671 [2021-07-10 05:56:23,839 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 746 DAG size of output: 699 [2021-07-10 05:56:24,392 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 824 DAG size of output: 769 [2021-07-10 05:56:25,295 WARN L205 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 903 DAG size of output: 847 [2021-07-10 05:56:26,590 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 959 DAG size of output: 903 [2021-07-10 05:56:28,379 WARN L205 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 1009 DAG size of output: 952 [2021-07-10 05:56:30,754 WARN L205 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 1060 DAG size of output: 1003 [2021-07-10 05:56:38,855 WARN L205 SmtUtils]: Spent 8.08 s on a formula simplification. DAG size of input: 2953 DAG size of output: 3101 [2021-07-10 05:56:46,966 WARN L205 SmtUtils]: Spent 8.08 s on a formula simplification. DAG size of input: 2949 DAG size of output: 3049 [2021-07-10 05:56:50,538 WARN L205 SmtUtils]: Spent 3.55 s on a formula simplification. DAG size of input: 2943 DAG size of output: 2943 [2021-07-10 05:56:51,132 WARN L205 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 682 DAG size of output: 702 [2021-07-10 05:56:51,371 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 658 DAG size of output: 658 [2021-07-10 05:56:51,810 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 625 [2021-07-10 05:56:52,260 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 606 DAG size of output: 608 [2021-07-10 05:56:52,454 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 600 [2021-07-10 05:56:52,988 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 492 [2021-07-10 05:56:53,139 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 542 [2021-07-10 05:56:53,304 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 645 DAG size of output: 603 [2021-07-10 05:56:53,506 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 716 DAG size of output: 655 [2021-07-10 05:56:53,668 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 559 DAG size of output: 559 [2021-07-10 05:56:53,792 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2021-07-10 05:56:54,579 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 573 DAG size of output: 530 [2021-07-10 05:56:54,740 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 620 DAG size of output: 574 [2021-07-10 05:56:54,936 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 671 DAG size of output: 622 [2021-07-10 05:56:55,179 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 711 DAG size of output: 654 [2021-07-10 05:56:55,666 WARN L205 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 1179 DAG size of output: 988 [2021-07-10 05:56:56,467 WARN L205 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 1263 DAG size of output: 1072 [2021-07-10 05:56:57,628 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 1345 DAG size of output: 1151 [2021-07-10 05:56:59,010 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 1413 DAG size of output: 1213 [2021-07-10 05:57:00,864 WARN L205 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 1521 DAG size of output: 1318 [2021-07-10 05:57:03,827 WARN L205 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 2750 DAG size of output: 2750 [2021-07-10 05:57:06,182 WARN L205 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 2449 DAG size of output: 2449 [2021-07-10 05:57:06,683 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 613 DAG size of output: 637 [2021-07-10 05:57:07,137 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 582 DAG size of output: 597 [2021-07-10 05:57:07,334 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 576 DAG size of output: 576 [2021-07-10 05:57:07,498 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 539 [2021-07-10 05:57:07,636 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 501 DAG size of output: 501 [2021-07-10 05:57:08,471 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 491 DAG size of output: 460 [2021-07-10 05:57:08,637 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 501 [2021-07-10 05:57:08,842 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 545 [2021-07-10 05:57:09,105 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 593 [2021-07-10 05:57:09,417 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 722 DAG size of output: 684 [2021-07-10 05:57:09,805 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 773 DAG size of output: 729 [2021-07-10 05:57:10,273 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 815 DAG size of output: 763 [2021-07-10 05:57:10,843 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 872 DAG size of output: 814 [2021-07-10 05:57:11,688 WARN L205 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 933 DAG size of output: 875 [2021-07-10 05:57:12,914 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 1047 DAG size of output: 986 [2021-07-10 05:57:14,712 WARN L205 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 2139 DAG size of output: 2139 [2021-07-10 05:57:16,105 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 1936 DAG size of output: 1936 [2021-07-10 05:57:16,347 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 444 [2021-07-10 05:57:17,188 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 471 DAG size of output: 436 [2021-07-10 05:57:17,317 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 498 [2021-07-10 05:57:17,489 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 548 [2021-07-10 05:57:17,709 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 667 DAG size of output: 619 [2021-07-10 05:57:18,079 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 713 DAG size of output: 665 [2021-07-10 05:57:19,170 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 1735 DAG size of output: 1735 [2021-07-10 05:57:19,952 WARN L205 SmtUtils]: Spent 771.00 ms on a formula simplification. DAG size of input: 1445 DAG size of output: 1445 [2021-07-10 05:57:20,209 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 426 DAG size of output: 441 [2021-07-10 05:57:20,447 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 422 [2021-07-10 05:57:21,306 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 441 [2021-07-10 05:57:21,452 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 497 [2021-07-10 05:57:21,627 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 538 [2021-07-10 05:57:21,867 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 582 [2021-07-10 05:57:22,237 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 700 DAG size of output: 646 [2021-07-10 05:57:22,801 WARN L205 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 758 DAG size of output: 704 [2021-07-10 05:57:23,955 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 1105 DAG size of output: 1135 [2021-07-10 05:57:24,441 WARN L205 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 1100 DAG size of output: 1100 [2021-07-10 05:57:25,017 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 426 DAG size of output: 400 [2021-07-10 05:57:25,757 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 433 DAG size of output: 410 [2021-07-10 05:57:25,897 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 454 [2021-07-10 05:57:26,075 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 479 [2021-07-10 05:57:26,320 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 557 DAG size of output: 527 [2021-07-10 05:57:26,577 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 718 DAG size of output: 718 [2021-07-10 05:57:27,047 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 376 [2021-07-10 05:57:27,187 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 427 DAG size of output: 404 [2021-07-10 05:57:27,360 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 578 [2021-07-10 05:57:27,471 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 430 [2021-07-10 05:57:28,302 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 516 [2021-07-10 05:57:28,542 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 674 DAG size of output: 623 [2021-07-10 05:57:29,188 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 294 [2021-07-10 05:57:29,630 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 830 DAG size of output: 778 [2021-07-10 05:57:30,338 WARN L205 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 1037 DAG size of output: 975 [2021-07-10 05:57:31,614 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 1562 DAG size of output: 1479 [2021-07-10 05:57:33,713 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 1751 DAG size of output: 1668 [2021-07-10 05:57:33,911 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 294 [2021-07-10 05:57:34,523 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 412 DAG size of output: 390 [2021-07-10 05:57:34,689 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 434 [2021-07-10 05:57:34,941 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 485 [2021-07-10 05:57:35,262 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 513 [2021-07-10 05:57:38,795 WARN L205 SmtUtils]: Spent 3.53 s on a formula simplification. DAG size of input: 2438 DAG size of output: 2310 [2021-07-10 05:57:38,948 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2021-07-10 05:57:39,064 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 498 DAG size of output: 498 [2021-07-10 05:57:39,327 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 421 [2021-07-10 05:57:40,056 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 572 [2021-07-10 05:57:40,248 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 597 [2021-07-10 05:57:40,549 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 675 DAG size of output: 641 [2021-07-10 05:57:40,944 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 721 DAG size of output: 685 [2021-07-10 05:57:41,417 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 758 [2021-07-10 05:57:42,009 WARN L205 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 849 DAG size of output: 804 [2021-07-10 05:57:46,768 WARN L205 SmtUtils]: Spent 4.75 s on a formula simplification. DAG size of input: 2914 DAG size of output: 2769 [2021-07-10 05:57:52,788 WARN L205 SmtUtils]: Spent 6.00 s on a formula simplification. DAG size of input: 3279 DAG size of output: 3103 [2021-07-10 05:57:53,144 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 505 DAG size of output: 519 [2021-07-10 05:57:53,435 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 500 [2021-07-10 05:57:53,570 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 479 DAG size of output: 479 [2021-07-10 05:57:54,132 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 499 DAG size of output: 472 [2021-07-10 05:57:54,943 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 501 [2021-07-10 05:57:55,122 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 581 DAG size of output: 548 [2021-07-10 05:57:55,356 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 587 [2021-07-10 05:57:55,747 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 902 DAG size of output: 788 [2021-07-10 05:57:56,223 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 944 DAG size of output: 821 [2021-07-10 05:57:56,940 WARN L205 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 1024 DAG size of output: 901 [2021-07-10 05:57:57,938 WARN L205 SmtUtils]: Spent 991.00 ms on a formula simplification. DAG size of input: 1099 DAG size of output: 976 [2021-07-10 05:58:05,968 WARN L205 SmtUtils]: Spent 8.02 s on a formula simplification. DAG size of input: 3871 DAG size of output: 3614 [2021-07-10 05:58:16,613 WARN L205 SmtUtils]: Spent 10.62 s on a formula simplification. DAG size of input: 4463 DAG size of output: 4175 [2021-07-10 05:58:17,093 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 596 DAG size of output: 610 [2021-07-10 05:58:17,282 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 590 [2021-07-10 05:58:17,445 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 538 [2021-07-10 05:58:17,568 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 486 DAG size of output: 486 [2021-07-10 05:58:17,990 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 304 [2021-07-10 05:58:18,605 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 490 [2021-07-10 05:58:18,834 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 550 [2021-07-10 05:58:19,073 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 642 DAG size of output: 606 [2021-07-10 05:58:19,379 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 725 DAG size of output: 687 [2021-07-10 05:58:19,757 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 768 DAG size of output: 729 [2021-07-10 05:58:20,227 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 836 DAG size of output: 790 [2021-07-10 05:58:20,786 WARN L205 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 904 DAG size of output: 849 [2021-07-10 05:58:21,652 WARN L205 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 979 DAG size of output: 924 [2021-07-10 05:58:34,690 WARN L205 SmtUtils]: Spent 13.03 s on a formula simplification. DAG size of input: 4998 DAG size of output: 4686 [2021-07-10 05:58:51,767 WARN L205 SmtUtils]: Spent 17.05 s on a formula simplification. DAG size of input: 5729 DAG size of output: 5275 [2021-07-10 05:59:14,961 WARN L205 SmtUtils]: Spent 23.15 s on a formula simplification. DAG size of input: 6332 DAG size of output: 5875 [2021-07-10 05:59:45,028 WARN L205 SmtUtils]: Spent 30.03 s on a formula simplification. DAG size of input: 6750 DAG size of output: 6292 [2021-07-10 06:00:21,356 WARN L205 SmtUtils]: Spent 36.29 s on a formula simplification. DAG size of input: 7265 DAG size of output: 6771 [2021-07-10 06:00:58,573 WARN L205 SmtUtils]: Spent 37.17 s on a formula simplification. DAG size of input: 7265 DAG size of output: 6771 [2021-07-10 06:01:38,033 WARN L205 SmtUtils]: Spent 39.21 s on a formula simplification. DAG size of input: 7271 DAG size of output: 6777 [2021-07-10 06:02:59,537 WARN L205 SmtUtils]: Spent 1.36 m on a formula simplification. DAG size of input: 6552 DAG size of output: 7504 [2021-07-10 06:03:34,598 WARN L205 SmtUtils]: Spent 34.96 s on a formula simplification. DAG size of input: 6510 DAG size of output: 6488 [2021-07-10 06:04:03,565 WARN L205 SmtUtils]: Spent 28.92 s on a formula simplification. DAG size of input: 6052 DAG size of output: 6030 [2021-07-10 06:04:52,248 WARN L205 SmtUtils]: Spent 48.63 s on a formula simplification. DAG size of input: 5640 DAG size of output: 6141 [2021-07-10 06:05:12,378 WARN L205 SmtUtils]: Spent 20.05 s on a formula simplification. DAG size of input: 5633 DAG size of output: 5611 [2021-07-10 06:05:15,924 WARN L205 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 2769 DAG size of output: 2769 [2021-07-10 06:05:22,220 WARN L205 SmtUtils]: Spent 6.27 s on a formula simplification. DAG size of input: 2602 DAG size of output: 2754 [2021-07-10 06:05:25,035 WARN L205 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 2597 DAG size of output: 2597 [2021-07-10 06:05:25,219 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 553 DAG size of output: 553 [2021-07-10 06:05:25,907 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 505 DAG size of output: 522 [2021-07-10 06:05:26,050 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 499 DAG size of output: 499 [2021-07-10 06:05:26,440 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 449 DAG size of output: 449 [2021-07-10 06:05:27,619 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 728 DAG size of output: 613 [2021-07-10 06:05:27,834 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 729 [2021-07-10 06:05:28,060 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 1042 DAG size of output: 879 [2021-07-10 06:05:28,473 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 1177 DAG size of output: 993 [2021-07-10 06:05:28,889 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 1327 DAG size of output: 1117 [2021-07-10 06:05:29,413 WARN L205 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 1422 DAG size of output: 1200 [2021-07-10 06:05:30,102 WARN L205 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 1673 DAG size of output: 1388 [2021-07-10 06:05:31,066 WARN L205 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 1946 DAG size of output: 1643 [2021-07-10 06:05:32,282 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 2153 DAG size of output: 1805 [2021-07-10 06:05:37,344 WARN L205 SmtUtils]: Spent 5.04 s on a formula simplification. DAG size of input: 2315 DAG size of output: 2397 [2021-07-10 06:05:39,557 WARN L205 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 2309 DAG size of output: 2309 [2021-07-10 06:05:41,251 WARN L205 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 2021 DAG size of output: 2021 [2021-07-10 06:05:42,591 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 1845 DAG size of output: 1845 [2021-07-10 06:05:43,515 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 769 DAG size of output: 647 [2021-07-10 06:05:43,780 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 887 DAG size of output: 738 [2021-07-10 06:05:44,142 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 1068 DAG size of output: 881 [2021-07-10 06:05:45,168 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 1655 DAG size of output: 1655 [2021-07-10 06:05:45,297 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 511 DAG size of output: 511 [2021-07-10 06:05:46,301 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 847 DAG size of output: 743 [2021-07-10 06:05:46,468 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 939 DAG size of output: 810 [2021-07-10 06:05:46,713 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 1050 DAG size of output: 897 [2021-07-10 06:05:47,025 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 1179 DAG size of output: 1006 [2021-07-10 06:05:47,559 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 1313 DAG size of output: 1116 [2021-07-10 06:05:48,308 WARN L205 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 1376 DAG size of output: 1376 [2021-07-10 06:05:49,033 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 645 DAG size of output: 521 [2021-07-10 06:05:49,492 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 1051 DAG size of output: 1051 [2021-07-10 06:05:50,355 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 728 DAG size of output: 621 [2021-07-10 06:05:50,610 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 686 DAG size of output: 686 [2021-07-10 06:05:50,767 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 557 DAG size of output: 557 [2021-07-10 06:05:51,989 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 854 DAG size of output: 767 [2021-07-10 06:05:52,224 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 1191 DAG size of output: 1078 [2021-07-10 06:05:53,073 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 1537 DAG size of output: 1395 [2021-07-10 06:05:53,761 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 735 DAG size of output: 611 [2021-07-10 06:05:54,584 WARN L205 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 2467 DAG size of output: 2231 [2021-07-10 06:05:55,433 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 652 DAG size of output: 556 [2021-07-10 06:05:55,661 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 793 DAG size of output: 670 [2021-07-10 06:05:55,955 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 942 DAG size of output: 788 [2021-07-10 06:05:57,380 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 3287 DAG size of output: 2966 [2021-07-10 06:05:59,579 WARN L205 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 4107 DAG size of output: 3720 [2021-07-10 06:06:02,501 WARN L205 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 4586 DAG size of output: 4165 [2021-07-10 06:06:02,653 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 439 DAG size of output: 439 [2021-07-10 06:06:02,855 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 404 [2021-07-10 06:06:03,730 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 814 DAG size of output: 706 [2021-07-10 06:06:03,961 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 924 DAG size of output: 794 [2021-07-10 06:06:04,294 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 1061 DAG size of output: 905 [2021-07-10 06:06:04,724 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 1108 DAG size of output: 940 [2021-07-10 06:06:05,163 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 1246 DAG size of output: 1042 [2021-07-10 06:06:09,058 WARN L205 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 5229 DAG size of output: 4760 [2021-07-10 06:06:09,577 WARN L205 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 581 DAG size of output: 602 [2021-07-10 06:06:09,989 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 551 DAG size of output: 588 [2021-07-10 06:06:10,305 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 480 DAG size of output: 520 [2021-07-10 06:06:10,863 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 365 [2021-07-10 06:06:11,232 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 294 [2021-07-10 06:06:11,795 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 795 DAG size of output: 737 [2021-07-10 06:06:12,005 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 967 DAG size of output: 909 [2021-07-10 06:06:12,294 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 1145 DAG size of output: 1099 [2021-07-10 06:06:12,794 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 1349 DAG size of output: 1299 [2021-07-10 06:06:13,358 WARN L205 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 1536 DAG size of output: 1486 [2021-07-10 06:06:14,108 WARN L205 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 1861 DAG size of output: 1796 [2021-07-10 06:06:15,147 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 2158 DAG size of output: 2093 [2021-07-10 06:06:16,582 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 2489 DAG size of output: 2423 [2021-07-10 06:06:18,490 WARN L205 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 2813 DAG size of output: 2746 [2021-07-10 06:06:24,995 WARN L205 SmtUtils]: Spent 6.48 s on a formula simplification. DAG size of input: 7471 DAG size of output: 6868 [2021-07-10 06:06:34,877 WARN L205 SmtUtils]: Spent 9.82 s on a formula simplification. DAG size of input: 8840 DAG size of output: 8187 [2021-07-10 06:06:47,501 WARN L205 SmtUtils]: Spent 12.57 s on a formula simplification. DAG size of input: 10182 DAG size of output: 9404 [2021-07-10 06:07:04,732 WARN L205 SmtUtils]: Spent 17.17 s on a formula simplification. DAG size of input: 11800 DAG size of output: 10972 [2021-07-10 06:07:05,437 WARN L205 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 620 DAG size of output: 640 [2021-07-10 06:07:06,006 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 601 DAG size of output: 616 [2021-07-10 06:07:06,450 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 637 [2021-07-10 06:07:06,847 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 542 [2021-07-10 06:07:07,172 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2021-07-10 06:07:07,474 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 567 [2021-07-10 06:07:07,713 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 496 [2021-07-10 06:07:07,906 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 443 DAG size of output: 471 [2021-07-10 06:07:08,939 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 981 DAG size of output: 939 [2021-07-10 06:07:09,193 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 1118 DAG size of output: 1076 [2021-07-10 06:07:09,711 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 1368 DAG size of output: 1332 [2021-07-10 06:07:10,464 WARN L205 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 1818 DAG size of output: 1780 [2021-07-10 06:07:11,236 WARN L205 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 2091 DAG size of output: 2054 [2021-07-10 06:07:12,270 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 2373 DAG size of output: 2336 [2021-07-10 06:07:13,642 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 2670 DAG size of output: 2633 [2021-07-10 06:07:15,385 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 2757 DAG size of output: 2720 [2021-07-10 06:07:17,599 WARN L205 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 3068 DAG size of output: 3031 [2021-07-10 06:07:20,393 WARN L205 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 3412 DAG size of output: 3375 [2021-07-10 06:07:23,850 WARN L205 SmtUtils]: Spent 3.44 s on a formula simplification. DAG size of input: 3740 DAG size of output: 3703 [2021-07-10 06:07:28,125 WARN L205 SmtUtils]: Spent 4.25 s on a formula simplification. DAG size of input: 3780 DAG size of output: 3743 [2021-07-10 06:07:52,183 WARN L205 SmtUtils]: Spent 24.02 s on a formula simplification. DAG size of input: 13975 DAG size of output: 13102 [2021-07-10 06:08:04,341 WARN L205 SmtUtils]: Spent 12.07 s on a formula simplification. DAG size of input: 4542 DAG size of output: 4521 [2021-07-10 06:08:05,129 WARN L205 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 921 DAG size of output: 905 [2021-07-10 06:08:05,319 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 550 [2021-07-10 06:08:06,086 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 524 [2021-07-10 06:08:06,234 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 497 DAG size of output: 497 [2021-07-10 06:08:06,351 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 447 [2021-07-10 06:08:07,307 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 683 DAG size of output: 595 [2021-07-10 06:08:07,550 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 843 DAG size of output: 741 [2021-07-10 06:08:07,866 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 989 DAG size of output: 852 [2021-07-10 06:08:08,324 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 1172 DAG size of output: 1020 [2021-07-10 06:08:08,759 WARN L205 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 1325 DAG size of output: 1144 [2021-07-10 06:08:09,467 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 1503 DAG size of output: 1290 [2021-07-10 06:08:10,325 WARN L205 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 1613 DAG size of output: 1385 [2021-07-10 06:08:11,559 WARN L205 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 1878 DAG size of output: 1600 [2021-07-10 06:08:12,768 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 2121 DAG size of output: 1826 [2021-07-10 06:08:14,261 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 2336 DAG size of output: 2001 [2021-07-10 06:08:15,087 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 570 [2021-07-10 06:08:15,280 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 607 [2021-07-10 06:08:15,519 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 757 DAG size of output: 669 [2021-07-10 06:08:15,820 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 783 DAG size of output: 692 [2021-07-10 06:08:16,171 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 871 DAG size of output: 766 [2021-07-10 06:08:16,637 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 794 DAG size of output: 779 [2021-07-10 06:08:17,448 WARN L205 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 737 DAG size of output: 845 [2021-07-10 06:08:17,759 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 708 DAG size of output: 693 [2021-07-10 06:08:18,243 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 479 [2021-07-10 06:08:18,367 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 605 DAG size of output: 545 [2021-07-10 06:08:18,523 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 681 DAG size of output: 611 [2021-07-10 06:08:18,718 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 653 [2021-07-10 06:08:18,970 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 663 DAG size of output: 648 [2021-07-10 06:08:19,607 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 691 DAG size of output: 612 [2021-07-10 06:08:19,768 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 729 DAG size of output: 645 [2021-07-10 06:08:20,233 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 606 [2021-07-10 06:08:21,994 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 668 [2021-07-10 06:08:22,151 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 940 DAG size of output: 803 [2021-07-10 06:08:23,868 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 2903 DAG size of output: 2652 [2021-07-10 06:08:25,699 WARN L205 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 3379 DAG size of output: 3082 [2021-07-10 06:08:28,081 WARN L205 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 3692 DAG size of output: 3364 [2021-07-10 06:08:31,253 WARN L205 SmtUtils]: Spent 3.15 s on a formula simplification. DAG size of input: 4097 DAG size of output: 3755 [2021-07-10 06:08:32,261 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 529 [2021-07-10 06:08:32,414 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 666 DAG size of output: 575 [2021-07-10 06:08:32,618 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 754 DAG size of output: 651 [2021-07-10 06:08:32,936 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 875 DAG size of output: 743 [2021-07-10 06:08:33,339 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 926 DAG size of output: 782 [2021-07-10 06:08:37,526 WARN L205 SmtUtils]: Spent 4.18 s on a formula simplification. DAG size of input: 4633 DAG size of output: 4244 [2021-07-10 06:08:44,529 WARN L205 SmtUtils]: Spent 6.97 s on a formula simplification. DAG size of input: 5823 DAG size of output: 5356 [2021-07-10 06:08:54,543 WARN L205 SmtUtils]: Spent 9.96 s on a formula simplification. DAG size of input: 4049 DAG size of output: 4028 [2021-07-10 06:08:57,248 WARN L205 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 1003 DAG size of output: 1053 [2021-07-10 06:08:59,562 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 979 DAG size of output: 1088 [2021-07-10 06:09:01,425 WARN L205 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 925 DAG size of output: 1039 [2021-07-10 06:09:02,985 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 837 DAG size of output: 891 [2021-07-10 06:09:04,514 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 834 DAG size of output: 843 [2021-07-10 06:09:05,823 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 822 DAG size of output: 846 [2021-07-10 06:09:06,945 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 802 DAG size of output: 845 [2021-07-10 06:09:07,919 WARN L205 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 768 DAG size of output: 775 [2021-07-10 06:09:08,256 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 751 DAG size of output: 736 [2021-07-10 06:09:09,004 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1214 DAG size of output: 1195 [2021-07-10 06:09:09,244 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 1432 DAG size of output: 1414 [2021-07-10 06:09:09,563 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 1616 DAG size of output: 1598 [2021-07-10 06:09:10,077 WARN L205 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 717 [2021-07-10 06:09:10,246 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 586 [2021-07-10 06:09:10,480 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 354 [2021-07-10 06:09:11,075 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 1221 DAG size of output: 1143 [2021-07-10 06:09:11,904 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 1975 DAG size of output: 1861 [2021-07-10 06:09:12,497 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 968 DAG size of output: 889 [2021-07-10 06:09:12,714 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 1138 DAG size of output: 1060 [2021-07-10 06:09:13,894 WARN L205 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 2941 DAG size of output: 2801 [2021-07-10 06:09:15,252 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 3375 DAG size of output: 3232 [2021-07-10 06:09:17,464 WARN L205 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 4463 DAG size of output: 4312 [2021-07-10 06:09:20,528 WARN L205 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 4777 DAG size of output: 4625 [2021-07-10 06:09:24,692 WARN L205 SmtUtils]: Spent 4.13 s on a formula simplification. DAG size of input: 5267 DAG size of output: 5113 [2021-07-10 06:09:30,269 WARN L205 SmtUtils]: Spent 5.54 s on a formula simplification. DAG size of input: 5837 DAG size of output: 5682 [2021-07-10 06:09:37,326 WARN L205 SmtUtils]: Spent 7.01 s on a formula simplification. DAG size of input: 6374 DAG size of output: 6218 [2021-07-10 06:09:46,240 WARN L205 SmtUtils]: Spent 8.87 s on a formula simplification. DAG size of input: 6719 DAG size of output: 6561 [2021-07-10 06:09:57,351 WARN L205 SmtUtils]: Spent 11.05 s on a formula simplification. DAG size of input: 7099 DAG size of output: 6940 [2021-07-10 06:10:11,145 WARN L205 SmtUtils]: Spent 13.74 s on a formula simplification. DAG size of input: 7698 DAG size of output: 7537 [2021-07-10 06:10:28,086 WARN L205 SmtUtils]: Spent 16.89 s on a formula simplification. DAG size of input: 8328 DAG size of output: 8164 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown