/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9b7772ad7705253c1305067fc38dc9bc7271fbe3-9b7772a [2021-04-15 07:58:20,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-15 07:58:20,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-15 07:58:20,758 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-04-15 07:58:20,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-15 07:58:20,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-15 07:58:20,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-15 07:58:20,821 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf [2021-04-15 07:58:20,851 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-15 07:58:20,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-15 07:58:20,854 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-04-15 07:58:20,854 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-04-15 07:58:20,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-15 07:58:20,858 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-15 07:58:20,858 INFO L138 SettingsManager]: * Use SBE=true [2021-04-15 07:58:20,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-15 07:58:20,858 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-15 07:58:20,858 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-15 07:58:20,859 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-15 07:58:20,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-15 07:58:20,860 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-15 07:58:20,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-15 07:58:20,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-15 07:58:20,860 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-15 07:58:20,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-15 07:58:20,861 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-15 07:58:20,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-15 07:58:20,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-15 07:58:20,861 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-15 07:58:20,861 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-15 07:58:20,861 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-15 07:58:20,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-15 07:58:20,862 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-15 07:58:20,862 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-15 07:58:20,862 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-15 07:58:20,863 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-15 07:58:20,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-15 07:58:20,863 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-04-15 07:58:20,863 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-04-15 07:58:20,863 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-04-15 07:58:20,863 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-04-15 07:58:20,864 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-15 07:58:21,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-15 07:58:21,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-15 07:58:21,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-15 07:58:21,245 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-04-15 07:58:21,248 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-04-15 07:58:21,249 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-3.wvr.bpl [2021-04-15 07:58:21,249 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-3.wvr.bpl' [2021-04-15 07:58:21,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-15 07:58:21,299 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-04-15 07:58:21,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-15 07:58:21,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-15 07:58:21,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-15 07:58:21,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 07:58:21" (1/1) ... [2021-04-15 07:58:21,321 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 07:58:21" (1/1) ... [2021-04-15 07:58:21,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-15 07:58:21,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-15 07:58:21,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-15 07:58:21,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-15 07:58:21,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 07:58:21" (1/1) ... [2021-04-15 07:58:21,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 07:58:21" (1/1) ... [2021-04-15 07:58:21,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 07:58:21" (1/1) ... [2021-04-15 07:58:21,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 07:58:21" (1/1) ... [2021-04-15 07:58:21,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 07:58:21" (1/1) ... [2021-04-15 07:58:21,351 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 07:58:21" (1/1) ... [2021-04-15 07:58:21,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 07:58:21" (1/1) ... [2021-04-15 07:58:21,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-15 07:58:21,356 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-15 07:58:21,356 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-15 07:58:21,356 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-15 07:58:21,358 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 07:58:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-15 07:58:21,439 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-04-15 07:58:21,439 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-04-15 07:58:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-04-15 07:58:21,439 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-04-15 07:58:21,439 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-04-15 07:58:21,439 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-04-15 07:58:21,439 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-04-15 07:58:21,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-15 07:58:21,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-15 07:58:21,441 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-15 07:58:21,805 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-15 07:58:21,805 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-04-15 07:58:21,806 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-04-15 07:58:21,806 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-04-15 07:58:21,807 INFO L202 PluginConnector]: Adding new model unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.04 07:58:21 BoogieIcfgContainer [2021-04-15 07:58:21,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-15 07:58:21,809 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-15 07:58:21,810 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-15 07:58:21,813 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-15 07:58:21,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 07:58:21" (1/2) ... [2021-04-15 07:58:21,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@591ca1d6 and model type unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.04 07:58:21, skipping insertion in model container [2021-04-15 07:58:21,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.04 07:58:21" (2/2) ... [2021-04-15 07:58:21,816 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-3.wvr.bpl [2021-04-15 07:58:21,838 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-04-15 07:58:21,838 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-15 07:58:21,842 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-04-15 07:58:21,843 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-15 07:58:21,912 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-04-15 07:58:21,938 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-04-15 07:58:22,013 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-15 07:58:22,013 INFO L377 AbstractCegarLoop]: Hoare is true [2021-04-15 07:58:22,013 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-15 07:58:22,013 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-15 07:58:22,013 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-15 07:58:22,013 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-15 07:58:22,014 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-15 07:58:22,014 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-15 07:58:22,058 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 07:58:22,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 07:58:22,064 INFO L82 PathProgramCache]: Analyzing trace with hash 1034851945, now seen corresponding path program 1 times [2021-04-15 07:58:22,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 07:58:22,075 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931225339] [2021-04-15 07:58:22,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 07:58:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 07:58:22,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 07:58:22,250 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931225339] [2021-04-15 07:58:22,252 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-15 07:58:22,252 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-04-15 07:58:22,253 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466707477] [2021-04-15 07:58:22,258 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-15 07:58:22,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 07:58:22,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-15 07:58:22,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-15 07:58:22,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:22,282 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 07:58:22,284 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 07:58:22,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:22,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:22,301 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-15 07:58:22,301 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 07:58:22,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 07:58:22,302 INFO L82 PathProgramCache]: Analyzing trace with hash -619637623, now seen corresponding path program 1 times [2021-04-15 07:58:22,302 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 07:58:22,303 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084681986] [2021-04-15 07:58:22,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 07:58:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 07:58:22,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 07:58:22,368 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084681986] [2021-04-15 07:58:22,368 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1729840401] [2021-04-15 07:58:22,368 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 [2021-04-15 07:58:22,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 07:58:22,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2021-04-15 07:58:22,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 07:58:22,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 07:58:22,520 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 07:58:22,520 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-04-15 07:58:22,521 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198723801] [2021-04-15 07:58:22,521 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-15 07:58:22,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 07:58:22,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-15 07:58:22,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-15 07:58:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:22,522 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 07:58:22,523 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 07:58:22,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:22,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:22,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:22,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:22,781 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 07:58:22,782 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 07:58:22,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 07:58:22,782 INFO L82 PathProgramCache]: Analyzing trace with hash -2005825454, now seen corresponding path program 1 times [2021-04-15 07:58:22,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 07:58:22,783 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073130925] [2021-04-15 07:58:22,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 07:58:22,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 07:58:22,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 07:58:22,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073130925] [2021-04-15 07:58:22,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1881329197] [2021-04-15 07:58:22,836 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 [2021-04-15 07:58:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 07:58:22,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-15 07:58:22,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 07:58:22,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 07:58:22,926 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 07:58:22,926 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-04-15 07:58:22,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359397440] [2021-04-15 07:58:22,927 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-15 07:58:22,927 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 07:58:22,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-15 07:58:22,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-15 07:58:22,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:22,928 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 07:58:22,928 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 07:58:22,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:22,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:22,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:22,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:22,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:22,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:23,165 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 07:58:23,165 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 07:58:23,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 07:58:23,166 INFO L82 PathProgramCache]: Analyzing trace with hash 1462566514, now seen corresponding path program 2 times [2021-04-15 07:58:23,167 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 07:58:23,167 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400093911] [2021-04-15 07:58:23,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 07:58:23,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 07:58:23,244 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 07:58:23,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400093911] [2021-04-15 07:58:23,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1879700785] [2021-04-15 07:58:23,245 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 07:58:23,285 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-15 07:58:23,285 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 07:58:23,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core [2021-04-15 07:58:23,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 07:58:23,398 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 07:58:23,398 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 07:58:23,399 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-04-15 07:58:23,399 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673469346] [2021-04-15 07:58:23,399 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-15 07:58:23,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 07:58:23,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-15 07:58:23,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-04-15 07:58:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:23,400 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 07:58:23,401 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 6 states have internal predecessors, (15), 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) [2021-04-15 07:58:23,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:23,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:23,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:23,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:23,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:23,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:23,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:23,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 07:58:23,673 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 07:58:23,673 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 07:58:23,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 07:58:23,674 INFO L82 PathProgramCache]: Analyzing trace with hash 1608535122, now seen corresponding path program 3 times [2021-04-15 07:58:23,674 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 07:58:23,674 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983069782] [2021-04-15 07:58:23,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 07:58:23,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 07:58:23,718 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 07:58:23,719 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983069782] [2021-04-15 07:58:23,719 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1880629807] [2021-04-15 07:58:23,719 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-04-15 07:58:23,766 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-04-15 07:58:23,766 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 07:58:23,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 15 conjunts are in the unsatisfiable core [2021-04-15 07:58:23,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 07:58:23,951 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 07:58:23,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 37 [2021-04-15 07:58:23,982 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 07:58:23,983 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 07:58:23,984 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 07:58:23,985 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-04-15 07:58:23,992 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 07:58:23,993 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 07:58:23,993 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 9 [2021-04-15 07:58:23,993 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410454378] [2021-04-15 07:58:23,994 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-15 07:58:23,994 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 07:58:23,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-15 07:58:23,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-04-15 07:58:23,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:23,995 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 07:58:23,995 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 9 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 07:58:23,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:23,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:23,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:23,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 07:58:23,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:24,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:24,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:24,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:24,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 07:58:24,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 07:58:24,257 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 07:58:24,257 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 07:58:24,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 07:58:24,257 INFO L82 PathProgramCache]: Analyzing trace with hash 1838594674, now seen corresponding path program 4 times [2021-04-15 07:58:24,258 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 07:58:24,258 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343812756] [2021-04-15 07:58:24,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 07:58:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 07:58:24,334 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 07:58:24,335 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343812756] [2021-04-15 07:58:24,335 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1500857023] [2021-04-15 07:58:24,335 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 07:58:24,367 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-15 07:58:24,368 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 07:58:24,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-15 07:58:24,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 07:58:24,491 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 07:58:24,492 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 07:58:24,494 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-04-15 07:58:24,494 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124679583] [2021-04-15 07:58:24,496 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-15 07:58:24,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 07:58:24,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-15 07:58:24,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-04-15 07:58:24,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:24,497 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 07:58:24,497 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 07:58:24,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:24,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:24,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:24,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 07:58:24,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 07:58:24,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:24,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:24,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:24,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:24,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 07:58:24,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 07:58:24,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 07:58:24,843 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 07:58:24,844 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 07:58:24,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 07:58:24,845 INFO L82 PathProgramCache]: Analyzing trace with hash 1184931721, now seen corresponding path program 5 times [2021-04-15 07:58:24,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 07:58:24,845 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294370086] [2021-04-15 07:58:24,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 07:58:24,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 07:58:24,934 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-04-15 07:58:24,934 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294370086] [2021-04-15 07:58:24,935 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1182596886] [2021-04-15 07:58:24,935 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 07:58:24,973 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-04-15 07:58:24,974 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 07:58:24,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 12 conjunts are in the unsatisfiable core [2021-04-15 07:58:24,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 07:58:25,066 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-04-15 07:58:25,067 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 07:58:25,067 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-04-15 07:58:25,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842219836] [2021-04-15 07:58:25,068 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-15 07:58:25,068 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 07:58:25,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-15 07:58:25,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-04-15 07:58:25,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:25,069 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 07:58:25,069 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 10 states have internal predecessors, (19), 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) [2021-04-15 07:58:25,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:25,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:25,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:25,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 07:58:25,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 07:58:25,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 07:58:25,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:25,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:25,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:25,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:25,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 07:58:25,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 07:58:25,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 07:58:25,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 07:58:25,424 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 07:58:25,425 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 07:58:25,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 07:58:25,426 INFO L82 PathProgramCache]: Analyzing trace with hash -749131895, now seen corresponding path program 6 times [2021-04-15 07:58:25,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 07:58:25,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647760883] [2021-04-15 07:58:25,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 07:58:25,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 07:58:25,544 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 21 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 07:58:25,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647760883] [2021-04-15 07:58:25,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [710251992] [2021-04-15 07:58:25,544 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 07:58:25,580 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-04-15 07:58:25,581 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 07:58:25,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 11 conjunts are in the unsatisfiable core [2021-04-15 07:58:25,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 07:58:25,734 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 21 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 07:58:25,734 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 07:58:25,734 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 16 [2021-04-15 07:58:25,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596989434] [2021-04-15 07:58:25,735 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-04-15 07:58:25,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 07:58:25,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-04-15 07:58:25,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2021-04-15 07:58:25,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:25,736 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 07:58:25,737 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.7058823529411764) internal successors, (29), 16 states have internal predecessors, (29), 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) [2021-04-15 07:58:25,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:25,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:25,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:25,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 07:58:25,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 07:58:25,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 07:58:25,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-04-15 07:58:25,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:25,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:25,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:25,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:25,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 07:58:25,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 07:58:25,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 07:58:25,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 07:58:25,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 07:58:26,128 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-04-15 07:58:26,129 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 07:58:26,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 07:58:26,130 INFO L82 PathProgramCache]: Analyzing trace with hash -1725180590, now seen corresponding path program 7 times [2021-04-15 07:58:26,130 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 07:58:26,130 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700350481] [2021-04-15 07:58:26,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 07:58:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 07:58:26,277 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-04-15 07:58:26,278 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700350481] [2021-04-15 07:58:26,278 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1855913597] [2021-04-15 07:58:26,278 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 07:58:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 07:58:26,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 18 conjunts are in the unsatisfiable core [2021-04-15 07:58:26,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 07:58:26,450 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-04-15 07:58:26,450 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 07:58:26,450 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2021-04-15 07:58:26,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419427135] [2021-04-15 07:58:26,454 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-04-15 07:58:26,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 07:58:26,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-04-15 07:58:26,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2021-04-15 07:58:26,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:26,458 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 07:58:26,458 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.5625) internal successors, (25), 15 states have internal predecessors, (25), 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) [2021-04-15 07:58:26,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 07:58:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 07:58:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 07:58:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-04-15 07:58:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 07:58:26,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 07:58:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 07:58:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 07:58:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 07:58:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 07:58:26,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 07:58:26,885 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 07:58:26,885 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 07:58:26,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 07:58:26,885 INFO L82 PathProgramCache]: Analyzing trace with hash -1876737230, now seen corresponding path program 8 times [2021-04-15 07:58:26,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 07:58:26,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224411864] [2021-04-15 07:58:26,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 07:58:26,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 07:58:26,989 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 07:58:26,989 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224411864] [2021-04-15 07:58:26,989 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1167370391] [2021-04-15 07:58:26,989 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 07:58:27,023 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-15 07:58:27,023 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 07:58:27,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 31 conjunts are in the unsatisfiable core [2021-04-15 07:58:27,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 07:58:27,487 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-04-15 07:58:27,487 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 07:58:27,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 36 case distinctions, treesize of input 43 treesize of output 319 [2021-04-15 07:58:31,864 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 737 [2021-04-15 07:58:31,972 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 965 DAG size of output: 747 [2021-04-15 07:58:32,104 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1059 DAG size of output: 818 [2021-04-15 07:58:32,405 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 1120 DAG size of output: 861 [2021-04-15 07:58:32,595 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 1202 DAG size of output: 884 [2021-04-15 07:58:32,739 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1202 DAG size of output: 884 [2021-04-15 07:58:32,883 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1208 DAG size of output: 890 [2021-04-15 07:58:33,026 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 892 DAG size of output: 1022 [2021-04-15 07:58:33,150 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 774 DAG size of output: 880 [2021-04-15 07:58:36,005 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 07:58:36,007 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 07:58:36,008 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 07:58:36,008 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:3 [2021-04-15 07:58:36,019 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 07:58:36,019 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 07:58:36,019 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 14] total 23 [2021-04-15 07:58:36,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460867880] [2021-04-15 07:58:36,021 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-04-15 07:58:36,021 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 07:58:36,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-04-15 07:58:36,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=495, Unknown=0, NotChecked=0, Total=552 [2021-04-15 07:58:36,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:36,022 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 07:58:36,025 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.5416666666666667) internal successors, (37), 23 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) [2021-04-15 07:58:36,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:36,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:36,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:36,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 07:58:36,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 07:58:36,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 07:58:36,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-04-15 07:58:36,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 07:58:36,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 07:58:36,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:36,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:36,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:36,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:36,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 07:58:36,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 07:58:36,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 07:58:36,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 07:58:36,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 07:58:36,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 07:58:36,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 07:58:36,368 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 07:58:36,369 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 07:58:36,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 07:58:36,370 INFO L82 PathProgramCache]: Analyzing trace with hash 1384664402, now seen corresponding path program 9 times [2021-04-15 07:58:36,370 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 07:58:36,370 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648212720] [2021-04-15 07:58:36,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 07:58:36,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 07:58:36,555 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 55 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 07:58:36,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648212720] [2021-04-15 07:58:36,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [19875716] [2021-04-15 07:58:36,555 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 07:58:36,590 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-04-15 07:58:36,591 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 07:58:36,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 17 conjunts are in the unsatisfiable core [2021-04-15 07:58:36,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 07:58:36,665 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 66 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 07:58:36,666 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 07:58:36,666 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2021-04-15 07:58:36,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481315677] [2021-04-15 07:58:36,666 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-04-15 07:58:36,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 07:58:36,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-04-15 07:58:36,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2021-04-15 07:58:36,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:36,667 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 07:58:36,667 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 18 states have internal predecessors, (27), 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) [2021-04-15 07:58:36,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:36,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:36,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:36,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 07:58:36,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 07:58:36,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 07:58:36,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-04-15 07:58:36,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 07:58:36,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 07:58:36,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-04-15 07:58:36,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 07:58:36,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 07:58:36,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:36,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 07:58:36,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 07:58:36,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 07:58:36,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 07:58:36,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 07:58:36,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 07:58:36,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 07:58:36,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 07:58:36,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-04-15 07:58:37,120 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1743 [2021-04-15 07:58:37,121 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 07:58:37,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 07:58:37,122 INFO L82 PathProgramCache]: Analyzing trace with hash -2004823, now seen corresponding path program 10 times [2021-04-15 07:58:37,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 07:58:37,122 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137125591] [2021-04-15 07:58:37,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 07:58:37,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 07:58:37,287 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 07:58:37,287 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137125591] [2021-04-15 07:58:37,287 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [814231417] [2021-04-15 07:58:37,287 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 07:58:37,321 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-15 07:58:37,321 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 07:58:37,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 39 conjunts are in the unsatisfiable core [2021-04-15 07:58:37,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 07:58:38,143 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2021-04-15 07:58:38,143 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 07:58:38,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 23 new quantified variables, introduced 66 case distinctions, treesize of input 55 treesize of output 568 [2021-04-15 07:58:43,538 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 3619 DAG size of output: 2867 [2021-04-15 07:58:43,771 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 3664 DAG size of output: 2912 [2021-04-15 07:58:44,021 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 3688 DAG size of output: 2936 [2021-04-15 07:58:44,252 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 3688 DAG size of output: 2936 [2021-04-15 07:58:44,564 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 3707 DAG size of output: 2955 [2021-04-15 07:58:44,797 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 2957 DAG size of output: 2919 [2021-04-15 07:58:45,128 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 2916 DAG size of output: 3238 [2021-04-15 07:58:45,306 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1269 DAG size of output: 1631 [2021-04-15 07:58:46,157 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 1238 DAG size of output: 1800 [2021-04-15 07:58:46,331 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1116 DAG size of output: 1584 [2021-04-15 07:58:46,500 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1112 DAG size of output: 1192 [2021-04-15 07:58:46,698 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 1106 DAG size of output: 1162 [2021-04-15 07:58:46,831 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 1103 DAG size of output: 1239 [2021-04-15 07:58:50,469 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1091 DAG size of output: 883 [2021-04-15 07:58:50,602 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1151 DAG size of output: 933 [2021-04-15 07:58:50,766 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1169 DAG size of output: 949 [2021-04-15 07:58:54,705 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 1200 DAG size of output: 1025 [2021-04-15 07:58:54,989 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 1951 DAG size of output: 1511 [2021-04-15 07:58:55,343 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 2221 DAG size of output: 1709 [2021-04-15 07:58:55,720 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 2843 DAG size of output: 2029 [2021-04-15 07:58:56,156 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 3123 DAG size of output: 2317 [2021-04-15 07:58:56,362 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 1109 DAG size of output: 1165 [2021-04-15 07:58:56,748 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1042 DAG size of output: 1290 [2021-04-15 07:58:58,710 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1027 DAG size of output: 776 [2021-04-15 07:59:00,891 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1498 DAG size of output: 1079 [2021-04-15 07:59:01,076 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 1780 DAG size of output: 1229 [2021-04-15 07:59:01,273 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 1812 DAG size of output: 1266 [2021-04-15 07:59:01,543 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 1841 DAG size of output: 1293 [2021-04-15 07:59:01,796 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 2126 DAG size of output: 1577 [2021-04-15 07:59:02,515 WARN L205 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 4045 DAG size of output: 3041 [2021-04-15 07:59:03,321 WARN L205 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 4503 DAG size of output: 3258 [2021-04-15 07:59:04,208 WARN L205 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 5235 DAG size of output: 3764 [2021-04-15 07:59:05,131 WARN L205 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 5494 DAG size of output: 3917 [2021-04-15 07:59:06,133 WARN L205 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 5979 DAG size of output: 4151 [2021-04-15 07:59:06,513 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 2696 DAG size of output: 3549 [2021-04-15 07:59:06,714 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 2526 DAG size of output: 2520 [2021-04-15 07:59:06,915 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 2514 [2021-04-15 07:59:07,087 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 2491 DAG size of output: 2491 [2021-04-15 07:59:07,414 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 2450 DAG size of output: 3011 [2021-04-15 07:59:07,589 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 2239 DAG size of output: 2239 [2021-04-15 07:59:07,784 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 1340 DAG size of output: 1950 [2021-04-15 07:59:07,945 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1294 DAG size of output: 1353 [2021-04-15 07:59:08,111 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1291 DAG size of output: 1622 [2021-04-15 07:59:10,804 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1826 DAG size of output: 1159 [2021-04-15 07:59:13,383 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 1637 DAG size of output: 1014 [2021-04-15 07:59:13,549 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1825 DAG size of output: 1258 [2021-04-15 07:59:13,720 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1882 DAG size of output: 1299 [2021-04-15 07:59:14,070 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 3503 DAG size of output: 2228 [2021-04-15 07:59:14,476 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 4062 DAG size of output: 2844 [2021-04-15 07:59:17,532 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1145 DAG size of output: 793 [2021-04-15 07:59:17,667 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1312 DAG size of output: 975 [2021-04-15 07:59:17,839 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1765 DAG size of output: 1390 [2021-04-15 07:59:18,059 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 2048 DAG size of output: 1773 [2021-04-15 07:59:21,380 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 1526 DAG size of output: 1013 [2021-04-15 07:59:21,516 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1564 DAG size of output: 1049 [2021-04-15 07:59:21,672 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1719 DAG size of output: 1217 [2021-04-15 07:59:21,867 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 2185 DAG size of output: 1608 [2021-04-15 07:59:22,136 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 2477 DAG size of output: 1968 [2021-04-15 07:59:22,597 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 4257 DAG size of output: 3316 [2021-04-15 07:59:23,512 WARN L205 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 6624 DAG size of output: 4574 [2021-04-15 07:59:24,558 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 7390 DAG size of output: 5309 [2021-04-15 07:59:24,765 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1287 DAG size of output: 1858 [2021-04-15 07:59:27,067 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 1049 DAG size of output: 682 [2021-04-15 07:59:27,315 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1692 DAG size of output: 1241 [2021-04-15 07:59:27,490 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 2080 DAG size of output: 1629 [2021-04-15 07:59:29,271 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 1227 DAG size of output: 757 [2021-04-15 07:59:29,508 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1874 DAG size of output: 1285 [2021-04-15 07:59:29,655 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1934 DAG size of output: 1329 [2021-04-15 07:59:29,982 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 3085 DAG size of output: 2136 [2021-04-15 07:59:32,158 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1819 DAG size of output: 1361 [2021-04-15 07:59:34,364 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1288 DAG size of output: 1120 [2021-04-15 07:59:34,526 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1894 DAG size of output: 1537 [2021-04-15 07:59:34,867 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 2558 DAG size of output: 1909 [2021-04-15 07:59:35,212 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 2581 DAG size of output: 1951 [2021-04-15 07:59:35,927 WARN L205 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 5310 DAG size of output: 3579 [2021-04-15 07:59:36,746 WARN L205 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 5881 DAG size of output: 4155 [2021-04-15 07:59:38,654 WARN L205 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 12040 DAG size of output: 7625 [2021-04-15 07:59:40,778 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 13365 DAG size of output: 9119 [2021-04-15 07:59:43,615 WARN L205 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 13822 DAG size of output: 9335 [2021-04-15 07:59:46,238 WARN L205 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 13948 DAG size of output: 9411 [2021-04-15 07:59:49,131 WARN L205 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 14434 DAG size of output: 9767 [2021-04-15 07:59:51,773 WARN L205 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 15671 DAG size of output: 10879 [2021-04-15 07:59:55,484 WARN L205 SmtUtils]: Spent 3.62 s on a formula simplification. DAG size of input: 20488 DAG size of output: 13814 [2021-04-15 07:59:59,389 WARN L205 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 20503 DAG size of output: 13828 [2021-04-15 08:00:03,241 WARN L205 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 20503 DAG size of output: 13828 [2021-04-15 08:00:07,367 WARN L205 SmtUtils]: Spent 4.05 s on a formula simplification. DAG size of input: 20512 DAG size of output: 13837 [2021-04-15 08:00:11,210 WARN L205 SmtUtils]: Spent 3.71 s on a formula simplification. DAG size of input: 13839 DAG size of output: 15092 [2021-04-15 08:00:13,775 WARN L205 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 12286 DAG size of output: 12153 [2021-04-15 08:00:16,913 WARN L205 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 12143 DAG size of output: 13252 [2021-04-15 08:00:19,531 WARN L205 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 12125 DAG size of output: 12114 [2021-04-15 08:00:21,599 WARN L205 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 9105 DAG size of output: 10408 [2021-04-15 08:00:24,163 WARN L205 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 8954 DAG size of output: 11863 [2021-04-15 08:00:25,693 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 8719 DAG size of output: 8688 [2021-04-15 08:00:28,031 WARN L205 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 7656 DAG size of output: 9380 [2021-04-15 08:00:29,015 WARN L205 SmtUtils]: Spent 909.00 ms on a formula simplification. DAG size of input: 5136 DAG size of output: 4648 [2021-04-15 08:00:30,449 WARN L205 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 4346 DAG size of output: 4209 [2021-04-15 08:00:31,136 WARN L205 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 3012 DAG size of output: 2968 [2021-04-15 08:00:31,441 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 1737 [2021-04-15 08:00:31,596 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 973 DAG size of output: 973 [2021-04-15 08:00:34,516 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1059 DAG size of output: 700 [2021-04-15 08:00:34,662 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 975 DAG size of output: 975 [2021-04-15 08:00:34,800 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 955 DAG size of output: 955 [2021-04-15 08:00:37,606 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 989 DAG size of output: 548 [2021-04-15 08:00:37,801 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 1881 DAG size of output: 1108 [2021-04-15 08:00:38,206 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 2132 [2021-04-15 08:00:38,341 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 1239 DAG size of output: 1239 [2021-04-15 08:00:42,038 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 1741 [2021-04-15 08:00:44,042 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 768 DAG size of output: 768 [2021-04-15 08:00:46,363 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 1800 DAG size of output: 989 [2021-04-15 08:00:46,693 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 2266 DAG size of output: 1322 [2021-04-15 08:00:47,204 WARN L205 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 3176 DAG size of output: 1909 [2021-04-15 08:00:47,852 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 4278 DAG size of output: 2963 [2021-04-15 08:00:48,757 WARN L205 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 4564 DAG size of output: 3072 [2021-04-15 08:00:50,015 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 10141 DAG size of output: 5470 [2021-04-15 08:00:50,256 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 1507 DAG size of output: 1715 [2021-04-15 08:00:50,509 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 1423 DAG size of output: 2052 [2021-04-15 08:00:50,752 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 1408 DAG size of output: 1802 [2021-04-15 08:00:50,940 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1228 DAG size of output: 1227 [2021-04-15 08:00:51,106 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 1212 DAG size of output: 1212 [2021-04-15 08:00:51,452 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 1174 DAG size of output: 1426 [2021-04-15 08:00:53,080 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1814 DAG size of output: 1424 [2021-04-15 08:00:54,391 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 2285 DAG size of output: 1767 [2021-04-15 08:00:54,616 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 812 DAG size of output: 1151 [2021-04-15 08:00:56,232 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1560 DAG size of output: 1366 [2021-04-15 08:00:56,455 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 2044 DAG size of output: 1742 [2021-04-15 08:00:57,527 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 1197 DAG size of output: 963 [2021-04-15 08:00:57,868 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 2680 DAG size of output: 2197 [2021-04-15 08:00:58,380 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 3888 DAG size of output: 2983 [2021-04-15 08:00:58,974 WARN L205 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 4003 DAG size of output: 3095 [2021-04-15 08:00:59,573 WARN L205 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 4039 DAG size of output: 3110 [2021-04-15 08:00:59,867 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 1309 DAG size of output: 1599 [2021-04-15 08:01:00,113 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 1213 DAG size of output: 1773 [2021-04-15 08:01:00,234 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 1182 DAG size of output: 1157 [2021-04-15 08:01:00,349 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1143 DAG size of output: 1143 [2021-04-15 08:01:00,606 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 1104 DAG size of output: 1414 [2021-04-15 08:01:02,028 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 1597 DAG size of output: 1392 [2021-04-15 08:01:03,324 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1338 DAG size of output: 1127 [2021-04-15 08:01:03,639 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 2179 DAG size of output: 1891 [2021-04-15 08:01:04,121 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 2244 DAG size of output: 1965 [2021-04-15 08:01:04,450 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 2263 DAG size of output: 1980 [2021-04-15 08:01:04,761 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 2264 DAG size of output: 1880 [2021-04-15 08:01:04,889 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 1300 DAG size of output: 1300 [2021-04-15 08:01:05,051 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1285 DAG size of output: 1285 [2021-04-15 08:01:05,275 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 1252 DAG size of output: 1816 [2021-04-15 08:01:06,765 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 1513 DAG size of output: 1166 [2021-04-15 08:01:08,032 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 1982 DAG size of output: 1518 [2021-04-15 08:01:08,272 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 1983 DAG size of output: 1437 [2021-04-15 08:01:08,513 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 2023 DAG size of output: 1471 [2021-04-15 08:01:08,749 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 2055 DAG size of output: 1495 [2021-04-15 08:01:09,263 WARN L205 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 3356 DAG size of output: 2581 [2021-04-15 08:01:10,346 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 6328 DAG size of output: 4219 [2021-04-15 08:01:10,598 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 1213 DAG size of output: 1529 [2021-04-15 08:01:10,828 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 1133 DAG size of output: 1385 [2021-04-15 08:01:12,425 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 1234 DAG size of output: 951 [2021-04-15 08:01:12,542 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1258 DAG size of output: 971 [2021-04-15 08:01:12,655 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 1121 DAG size of output: 1121 [2021-04-15 08:01:12,811 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 1099 DAG size of output: 1099 [2021-04-15 08:01:13,545 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 855 DAG size of output: 1013 [2021-04-15 08:01:14,264 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1751 DAG size of output: 1466 [2021-04-15 08:01:14,439 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1784 DAG size of output: 1490 [2021-04-15 08:01:14,622 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1816 DAG size of output: 1518 [2021-04-15 08:01:14,899 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 2259 DAG size of output: 1327 [2021-04-15 08:01:15,175 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 1006 DAG size of output: 1218 [2021-04-15 08:01:15,295 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 900 DAG size of output: 896 [2021-04-15 08:01:16,519 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 1352 DAG size of output: 1136 [2021-04-15 08:01:16,727 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1396 DAG size of output: 1178 [2021-04-15 08:01:18,393 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 1961 DAG size of output: 1511 [2021-04-15 08:01:18,636 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 1997 DAG size of output: 1541 [2021-04-15 08:01:19,183 WARN L205 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 3495 DAG size of output: 2358 [2021-04-15 08:01:20,762 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 7405 DAG size of output: 4830 [2021-04-15 08:01:20,906 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 732 DAG size of output: 954 [2021-04-15 08:01:21,023 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 719 DAG size of output: 913 [2021-04-15 08:01:22,605 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 616 [2021-04-15 08:01:22,758 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 887 DAG size of output: 628 [2021-04-15 08:01:24,548 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 1877 DAG size of output: 1140 [2021-04-15 08:01:24,675 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 689 DAG size of output: 867 [2021-04-15 08:01:24,843 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 682 DAG size of output: 972 [2021-04-15 08:01:24,957 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 673 DAG size of output: 898 [2021-04-15 08:01:26,798 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 1580 DAG size of output: 964 [2021-04-15 08:01:26,929 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1581 DAG size of output: 965 [2021-04-15 08:01:27,107 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 899 [2021-04-15 08:01:28,855 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1239 DAG size of output: 873 [2021-04-15 08:01:28,972 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1252 DAG size of output: 884 [2021-04-15 08:01:29,193 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 2237 DAG size of output: 1374 [2021-04-15 08:01:29,596 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 3696 DAG size of output: 2089 [2021-04-15 08:01:29,726 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 665 DAG size of output: 832 [2021-04-15 08:01:31,437 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 774 [2021-04-15 08:01:33,418 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 2093 DAG size of output: 1262 [2021-04-15 08:01:34,051 WARN L205 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 4528 DAG size of output: 2660 [2021-04-15 08:01:35,883 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 11076 DAG size of output: 6061 [2021-04-15 08:01:38,600 WARN L205 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 20450 DAG size of output: 8258 [2021-04-15 08:01:41,916 WARN L205 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 24565 DAG size of output: 10232 [2021-04-15 08:01:45,581 WARN L205 SmtUtils]: Spent 3.52 s on a formula simplification. DAG size of input: 26385 DAG size of output: 11105 [2021-04-15 08:01:46,439 WARN L205 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 3591 DAG size of output: 3763 [2021-04-15 08:01:47,142 WARN L205 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 3522 DAG size of output: 3518 [2021-04-15 08:01:48,026 WARN L205 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 2894 DAG size of output: 2894 [2021-04-15 08:01:48,825 WARN L205 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 2841 DAG size of output: 3376 [2021-04-15 08:01:49,467 WARN L205 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 2811 DAG size of output: 2811 [2021-04-15 08:01:51,266 WARN L205 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 2176 DAG size of output: 2590 [2021-04-15 08:01:51,494 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 1519 DAG size of output: 1463 [2021-04-15 08:01:51,692 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 1245 DAG size of output: 1245 [2021-04-15 08:01:51,861 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1003 DAG size of output: 1003 [2021-04-15 08:01:52,209 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 839 DAG size of output: 839 [2021-04-15 08:01:54,280 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 701 DAG size of output: 682 [2021-04-15 08:01:55,230 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1042 DAG size of output: 840 [2021-04-15 08:01:56,261 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1346 DAG size of output: 991 [2021-04-15 08:01:56,585 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 2848 DAG size of output: 1713 [2021-04-15 08:01:56,736 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 1178 DAG size of output: 1178 [2021-04-15 08:01:56,924 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1113 DAG size of output: 1113 [2021-04-15 08:01:57,043 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1001 DAG size of output: 1001 [2021-04-15 08:01:57,551 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 375 [2021-04-15 08:01:59,344 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 1206 DAG size of output: 956 [2021-04-15 08:01:59,490 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1313 DAG size of output: 1055 [2021-04-15 08:01:59,725 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 1380 DAG size of output: 1096 [2021-04-15 08:02:00,261 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 4009 DAG size of output: 2635 [2021-04-15 08:02:00,898 WARN L205 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 4821 DAG size of output: 2922 [2021-04-15 08:02:01,631 WARN L205 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 4877 DAG size of output: 2975 [2021-04-15 08:02:02,385 WARN L205 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 5416 DAG size of output: 3501 [2021-04-15 08:02:03,270 WARN L205 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 5685 DAG size of output: 3755 [2021-04-15 08:02:05,672 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 855 DAG size of output: 604 [2021-04-15 08:02:05,817 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1157 DAG size of output: 832 [2021-04-15 08:02:07,316 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 812 DAG size of output: 680 [2021-04-15 08:02:08,697 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 804 DAG size of output: 709 [2021-04-15 08:02:08,824 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 945 DAG size of output: 812 [2021-04-15 08:02:09,034 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 1472 DAG size of output: 1117 [2021-04-15 08:02:10,726 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 1021 DAG size of output: 943 [2021-04-15 08:02:11,070 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 1937 DAG size of output: 1542 [2021-04-15 08:02:11,516 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 2893 DAG size of output: 2010 [2021-04-15 08:02:15,847 WARN L205 SmtUtils]: Spent 4.24 s on a formula simplification. DAG size of input: 33515 DAG size of output: 12904 [2021-04-15 08:02:20,598 WARN L205 SmtUtils]: Spent 4.54 s on a formula simplification. DAG size of input: 34798 DAG size of output: 13460 [2021-04-15 08:02:25,764 WARN L205 SmtUtils]: Spent 4.53 s on a formula simplification. DAG size of input: 35091 DAG size of output: 13664 [2021-04-15 08:02:31,329 WARN L205 SmtUtils]: Spent 5.31 s on a formula simplification. DAG size of input: 38686 DAG size of output: 16158 [2021-04-15 08:02:37,149 WARN L205 SmtUtils]: Spent 5.57 s on a formula simplification. DAG size of input: 38686 DAG size of output: 16158 [2021-04-15 08:02:42,803 WARN L205 SmtUtils]: Spent 5.52 s on a formula simplification. DAG size of input: 38694 DAG size of output: 16166 [2021-04-15 08:02:48,481 WARN L205 SmtUtils]: Spent 5.51 s on a formula simplification. DAG size of input: 16168 DAG size of output: 18114 [2021-04-15 08:02:53,758 WARN L205 SmtUtils]: Spent 5.01 s on a formula simplification. DAG size of input: 14809 DAG size of output: 17687 [2021-04-15 08:02:58,905 WARN L205 SmtUtils]: Spent 4.98 s on a formula simplification. DAG size of input: 14714 DAG size of output: 16389 [2021-04-15 08:03:02,881 WARN L205 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 14705 DAG size of output: 16875 [2021-04-15 08:03:06,239 WARN L205 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 14697 DAG size of output: 15164 [2021-04-15 08:03:09,065 WARN L205 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 14558 DAG size of output: 14551 [2021-04-15 08:03:11,750 WARN L205 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 12084 DAG size of output: 12939 [2021-04-15 08:03:21,634 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1179 DAG size of output: 1157 [2021-04-15 08:03:21,984 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 1107 DAG size of output: 1107 [2021-04-15 08:03:23,744 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1731 DAG size of output: 1702 [2021-04-15 08:03:24,283 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 1630 [2021-04-15 08:03:38,939 WARN L205 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 6153 DAG size of output: 3549 [2021-04-15 08:03:39,420 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 2735 DAG size of output: 2803 [2021-04-15 08:03:39,861 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 2720 DAG size of output: 2712 [2021-04-15 08:03:41,392 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 2188 [2021-04-15 08:03:42,213 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 1892 DAG size of output: 1929 [2021-04-15 08:03:42,790 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 1814 DAG size of output: 1788 [2021-04-15 08:03:42,901 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2021-04-15 08:03:47,129 WARN L205 SmtUtils]: Spent 914.00 ms on a formula simplification. DAG size of input: 6558 DAG size of output: 3797 [2021-04-15 08:03:48,220 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 7323 DAG size of output: 4321 [2021-04-15 08:03:49,511 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 8967 DAG size of output: 4694 [2021-04-15 08:03:51,344 WARN L205 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 15677 DAG size of output: 7230 [2021-04-15 08:03:53,442 WARN L205 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 18252 DAG size of output: 7849 [2021-04-15 08:03:55,991 WARN L205 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 21601 DAG size of output: 9240 [2021-04-15 08:03:58,495 WARN L205 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 21601 DAG size of output: 9240 [2021-04-15 08:04:01,144 WARN L205 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 21603 DAG size of output: 9242 [2021-04-15 08:04:02,556 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 9238 DAG size of output: 8230 [2021-04-15 08:04:04,602 WARN L205 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 8232 DAG size of output: 8846 [2021-04-15 08:04:05,328 WARN L205 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 5917 DAG size of output: 4290 [2021-04-15 08:04:05,881 WARN L205 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 3833 DAG size of output: 3768 [2021-04-15 08:04:06,441 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 3599 DAG size of output: 3583 [2021-04-15 08:04:06,675 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 1478 DAG size of output: 1697 [2021-04-15 08:04:06,840 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1403 DAG size of output: 1386 [2021-04-15 08:04:07,037 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1244 DAG size of output: 1220 [2021-04-15 08:04:09,152 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 2326 DAG size of output: 2605 [2021-04-15 08:04:09,426 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 2172 DAG size of output: 2161 [2021-04-15 08:04:09,677 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 2074 DAG size of output: 2069 [2021-04-15 08:04:09,893 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 1832 DAG size of output: 1832 [2021-04-15 08:04:10,118 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 1540 DAG size of output: 1540 [2021-04-15 08:04:10,259 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 1281 DAG size of output: 1281 [2021-04-15 08:04:12,712 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 2763 DAG size of output: 884 [2021-04-15 08:04:13,046 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 2907 DAG size of output: 971 [2021-04-15 08:04:13,839 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 3191 DAG size of output: 1093 [2021-04-15 08:04:14,326 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 6567 DAG size of output: 2230 [2021-04-15 08:04:14,824 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 6567 DAG size of output: 2230 [2021-04-15 08:04:15,610 WARN L205 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 6574 DAG size of output: 2327 [2021-04-15 08:04:15,802 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1918 DAG size of output: 1022 [2021-04-15 08:04:17,369 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 08:04:17,371 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:04:17,379 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-04-15 08:04:17,379 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:3 [2021-04-15 08:04:17,385 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:04:17,385 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:04:17,385 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 18] total 30 [2021-04-15 08:04:17,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948947947] [2021-04-15 08:04:17,386 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-04-15 08:04:17,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:04:17,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-04-15 08:04:17,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=855, Unknown=0, NotChecked=0, Total=930 [2021-04-15 08:04:17,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:04:17,387 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:04:17,387 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.4516129032258065) internal successors, (45), 30 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) [2021-04-15 08:04:17,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 08:04:17,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:04:17,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:04:17,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:04:17,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:04:17,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:04:17,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:04:17,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:04:17,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:04:17,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:04:17,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-04-15 08:04:17,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:04:17,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 08:04:17,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:04:17,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:04:17,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:04:17,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:04:17,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:04:17,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:04:17,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:04:17,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:04:17,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:04:17,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-04-15 08:04:17,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-15 08:04:17,738 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1744,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:04:17,738 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:04:17,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:04:17,739 INFO L82 PathProgramCache]: Analyzing trace with hash -1770757431, now seen corresponding path program 11 times [2021-04-15 08:04:17,739 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:04:17,739 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967114547] [2021-04-15 08:04:17,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:04:17,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:04:17,931 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 91 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:04:17,931 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967114547] [2021-04-15 08:04:17,931 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1604346064] [2021-04-15 08:04:17,931 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:04:17,965 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-04-15 08:04:17,965 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:04:17,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 19 conjunts are in the unsatisfiable core [2021-04-15 08:04:17,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:04:18,100 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 78 proven. 49 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-04-15 08:04:18,101 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 08:04:18,101 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 27 [2021-04-15 08:04:18,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37460489] [2021-04-15 08:04:18,101 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-04-15 08:04:18,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 08:04:18,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-04-15 08:04:18,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=552, Unknown=0, NotChecked=0, Total=756 [2021-04-15 08:04:18,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:04:18,103 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 08:04:18,104 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 27 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 08:04:18,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 08:04:18,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:04:18,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:04:18,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:04:18,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:04:18,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:04:18,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:04:18,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:04:18,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:04:18,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:04:18,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-04-15 08:04:18,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-04-15 08:04:18,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 08:04:18,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 08:04:18,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:04:18,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 08:04:18,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-15 08:04:18,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-15 08:04:18,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 08:04:18,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:04:18,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 08:04:18,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 08:04:18,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-15 08:04:18,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-04-15 08:04:18,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-15 08:04:18,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-04-15 08:04:18,708 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39118 [2021-04-15 08:04:18,709 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 08:04:18,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 08:04:18,709 INFO L82 PathProgramCache]: Analyzing trace with hash 964166162, now seen corresponding path program 12 times [2021-04-15 08:04:18,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 08:04:18,710 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264590546] [2021-04-15 08:04:18,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 08:04:18,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 08:04:18,893 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 08:04:18,893 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264590546] [2021-04-15 08:04:18,894 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1032889643] [2021-04-15 08:04:18,894 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 08:04:18,937 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-04-15 08:04:18,937 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 08:04:18,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 47 conjunts are in the unsatisfiable core [2021-04-15 08:04:18,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 08:04:20,230 WARN L205 SmtUtils]: Spent 780.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2021-04-15 08:04:20,230 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 08:04:20,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 29 new quantified variables, introduced 105 case distinctions, treesize of input 67 treesize of output 889 [2021-04-15 08:04:23,303 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 2163 DAG size of output: 1370 [2021-04-15 08:04:23,424 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 2192 DAG size of output: 1403 [2021-04-15 08:04:25,873 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 2147 DAG size of output: 1358 [2021-04-15 08:04:25,985 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 2174 DAG size of output: 1389 [2021-04-15 08:04:26,216 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 4116 DAG size of output: 2567 [2021-04-15 08:04:26,468 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 4147 DAG size of output: 2599 [2021-04-15 08:04:28,376 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1794 DAG size of output: 1643 [2021-04-15 08:04:29,546 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 2707 DAG size of output: 1642 [2021-04-15 08:04:29,694 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 2737 DAG size of output: 1674 [2021-04-15 08:04:29,848 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 2763 DAG size of output: 1702 [2021-04-15 08:04:32,911 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1809 DAG size of output: 1656 [2021-04-15 08:04:33,099 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 2724 DAG size of output: 1657 [2021-04-15 08:04:33,259 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 2755 DAG size of output: 1690 [2021-04-15 08:04:33,421 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 2783 DAG size of output: 1720 [2021-04-15 08:04:33,738 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 5283 DAG size of output: 3173 [2021-04-15 08:04:34,080 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 5313 DAG size of output: 3203 [2021-04-15 08:04:34,703 WARN L205 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 9168 DAG size of output: 5336 [2021-04-15 08:04:37,727 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1909 DAG size of output: 1749 [2021-04-15 08:04:37,881 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 2870 DAG size of output: 1758 [2021-04-15 08:04:38,042 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 2899 DAG size of output: 1789 [2021-04-15 08:04:38,210 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 2924 DAG size of output: 1816 [2021-04-15 08:04:40,292 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 1926 DAG size of output: 1764 [2021-04-15 08:04:41,595 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 2889 DAG size of output: 1775 [2021-04-15 08:04:41,804 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 2919 DAG size of output: 1807 [2021-04-15 08:04:41,979 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 2946 DAG size of output: 1836 [2021-04-15 08:04:42,330 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 5590 DAG size of output: 3377 [2021-04-15 08:04:42,697 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 5617 DAG size of output: 3404 [2021-04-15 08:04:45,289 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 2298 DAG size of output: 1437 [2021-04-15 08:04:45,416 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 2329 DAG size of output: 1472 [2021-04-15 08:04:45,551 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 2357 DAG size of output: 1504 [2021-04-15 08:04:47,880 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 2281 DAG size of output: 1424 [2021-04-15 08:04:47,998 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 2311 DAG size of output: 1458 [2021-04-15 08:04:48,123 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 2337 DAG size of output: 1488 [2021-04-15 08:04:48,383 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 4425 DAG size of output: 2748 [2021-04-15 08:04:48,717 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 4453 DAG size of output: 2777 [2021-04-15 08:04:49,352 WARN L205 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 9761 DAG size of output: 5673 [2021-04-15 08:04:50,673 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 18621 DAG size of output: 10726 [2021-04-15 08:04:54,764 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 3258 DAG size of output: 2154 [2021-04-15 08:04:54,962 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 3287 DAG size of output: 2184 [2021-04-15 08:04:57,295 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 2277 DAG size of output: 1442 [2021-04-15 08:04:57,415 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 2309 DAG size of output: 1476 [2021-04-15 08:04:57,541 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 2337 DAG size of output: 1506 [2021-04-15 08:05:00,012 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 2294 DAG size of output: 1457 [2021-04-15 08:05:00,138 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 2327 DAG size of output: 1492 [2021-04-15 08:05:00,270 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 2357 DAG size of output: 1524 [2021-04-15 08:05:00,527 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 4425 DAG size of output: 2768 [2021-04-15 08:05:00,868 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 4453 DAG size of output: 2796 [2021-04-15 08:05:01,341 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 7444 DAG size of output: 4504 [2021-04-15 08:05:02,972 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 1532 DAG size of output: 1020 [2021-04-15 08:05:04,893 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 2947 DAG size of output: 1971 [2021-04-15 08:05:05,062 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 2979 DAG size of output: 2004 [2021-04-15 08:05:07,449 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 2174 DAG size of output: 1398 [2021-04-15 08:05:09,840 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 2161 DAG size of output: 1381 [2021-04-15 08:05:09,960 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 2192 DAG size of output: 1414 [2021-04-15 08:05:10,255 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 4116 DAG size of output: 2578 [2021-04-15 08:05:10,501 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 4147 DAG size of output: 2609 [2021-04-15 08:05:10,914 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 6849 DAG size of output: 4165 [2021-04-15 08:05:11,841 WARN L205 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 13999 DAG size of output: 8404 [2021-04-15 08:05:14,239 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 32306 DAG size of output: 18845 [2021-04-15 08:05:16,792 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 2207 DAG size of output: 1431 [2021-04-15 08:05:16,913 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 2237 DAG size of output: 1463 [2021-04-15 08:05:19,305 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 2218 DAG size of output: 1446 [2021-04-15 08:05:19,538 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 4186 DAG size of output: 2652 [2021-04-15 08:05:19,790 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 4216 DAG size of output: 2682 [2021-04-15 08:05:23,413 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 3018 DAG size of output: 2045 [2021-04-15 08:05:23,658 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 3049 DAG size of output: 2077 [2021-04-15 08:05:24,083 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 6967 DAG size of output: 4295 [2021-04-15 08:05:25,909 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1154 DAG size of output: 1088 [2021-04-15 08:05:28,289 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 3325 DAG size of output: 2226 [2021-04-15 08:05:28,493 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 3353 DAG size of output: 2255 [2021-04-15 08:05:30,940 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 2335 DAG size of output: 1520 [2021-04-15 08:05:31,065 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 2366 DAG size of output: 1553 [2021-04-15 08:05:31,198 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 2393 DAG size of output: 1580 [2021-04-15 08:05:33,810 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 2339 DAG size of output: 1505 [2021-04-15 08:05:33,940 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 2371 DAG size of output: 1539 [2021-04-15 08:05:34,077 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 2400 DAG size of output: 1570 [2021-04-15 08:05:34,348 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 4507 DAG size of output: 2868 [2021-04-15 08:05:34,641 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 4534 DAG size of output: 2893 [2021-04-15 08:05:35,201 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 7572 DAG size of output: 4667 [2021-04-15 08:05:36,167 WARN L205 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 14224 DAG size of output: 8653 [2021-04-15 08:05:38,683 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 2217 DAG size of output: 1435 [2021-04-15 08:05:41,050 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 2178 DAG size of output: 1384 [2021-04-15 08:05:41,172 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 2209 DAG size of output: 1419 [2021-04-15 08:05:41,297 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 2237 DAG size of output: 1451 [2021-04-15 08:05:41,536 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 4185 DAG size of output: 2639 [2021-04-15 08:05:41,793 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 4215 DAG size of output: 2670 [2021-04-15 08:05:43,621 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 1827 DAG size of output: 1677 [2021-04-15 08:05:44,833 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 2751 DAG size of output: 1690 [2021-04-15 08:05:44,982 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 2780 DAG size of output: 1721 [2021-04-15 08:05:45,138 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 2805 DAG size of output: 1748 [2021-04-15 08:05:47,050 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1843 DAG size of output: 1691 [2021-04-15 08:05:48,268 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 2769 DAG size of output: 1706 [2021-04-15 08:05:48,429 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 2799 DAG size of output: 1738 [2021-04-15 08:05:48,595 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 2826 DAG size of output: 1767 [2021-04-15 08:05:48,918 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 5351 DAG size of output: 3245 [2021-04-15 08:05:49,330 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 5380 DAG size of output: 3274 [2021-04-15 08:05:49,937 WARN L205 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 9284 DAG size of output: 5466 [2021-04-15 08:05:52,412 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 2322 DAG size of output: 1470 [2021-04-15 08:05:52,536 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 2351 DAG size of output: 1503 [2021-04-15 08:05:52,666 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 2376 DAG size of output: 1532 [2021-04-15 08:05:55,246 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 2343 DAG size of output: 1485 [2021-04-15 08:05:55,379 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 2373 DAG size of output: 1519 [2021-04-15 08:05:55,517 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 2400 DAG size of output: 1550 [2021-04-15 08:05:55,785 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 4490 DAG size of output: 2818 [2021-04-15 08:05:56,138 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 4517 DAG size of output: 2846 [2021-04-15 08:05:59,203 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 1940 DAG size of output: 1780 [2021-04-15 08:05:59,359 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 2926 DAG size of output: 1832 [2021-04-15 08:05:59,526 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 2954 DAG size of output: 1862 [2021-04-15 08:05:59,701 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 2978 DAG size of output: 1886 [2021-04-15 08:06:01,762 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1958 DAG size of output: 1797 [2021-04-15 08:06:03,144 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 2932 DAG size of output: 1821 [2021-04-15 08:06:03,315 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 2961 DAG size of output: 1852 [2021-04-15 08:06:03,504 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 2987 DAG size of output: 1880 [2021-04-15 08:06:03,862 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 5670 DAG size of output: 3473 [2021-04-15 08:06:04,245 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 5696 DAG size of output: 3497 [2021-04-15 08:06:04,916 WARN L205 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 9887 DAG size of output: 5850 [2021-04-15 08:06:06,287 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 18844 DAG size of output: 10973 [2021-04-15 08:06:08,724 WARN L205 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 32733 DAG size of output: 19300 [2021-04-15 08:06:13,642 WARN L205 SmtUtils]: Spent 4.69 s on a formula simplification. DAG size of input: 64710 DAG size of output: 34504 [2021-04-15 08:06:18,611 WARN L205 SmtUtils]: Spent 4.64 s on a formula simplification. DAG size of input: 64710 DAG size of output: 34504 [2021-04-15 08:06:24,281 WARN L205 SmtUtils]: Spent 5.38 s on a formula simplification. DAG size of input: 64735 DAG size of output: 34529 [2021-04-15 08:06:33,492 WARN L205 SmtUtils]: Spent 8.92 s on a formula simplification. DAG size of input: 34531 DAG size of output: 41490 [2021-04-15 08:06:41,928 WARN L205 SmtUtils]: Spent 8.00 s on a formula simplification. DAG size of input: 33433 DAG size of output: 39948 [2021-04-15 08:06:47,128 WARN L205 SmtUtils]: Spent 4.78 s on a formula simplification. DAG size of input: 32248 DAG size of output: 33252 [2021-04-15 08:06:51,255 WARN L205 SmtUtils]: Spent 3.92 s on a formula simplification. DAG size of input: 32234 DAG size of output: 32227 [2021-04-15 08:06:54,972 WARN L205 SmtUtils]: Spent 3.56 s on a formula simplification. DAG size of input: 14775 DAG size of output: 15098 [2021-04-15 08:06:58,526 WARN L205 SmtUtils]: Spent 3.42 s on a formula simplification. DAG size of input: 14578 DAG size of output: 17353 [2021-04-15 08:07:02,035 WARN L205 SmtUtils]: Spent 3.35 s on a formula simplification. DAG size of input: 14248 DAG size of output: 15055 [2021-04-15 08:07:05,471 WARN L205 SmtUtils]: Spent 3.30 s on a formula simplification. DAG size of input: 14105 DAG size of output: 17037 [2021-04-15 08:07:08,846 WARN L205 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 14098 DAG size of output: 21283 [2021-04-15 08:07:11,109 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 12526 DAG size of output: 13324 [2021-04-15 08:07:12,625 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 6428 DAG size of output: 8011 [2021-04-15 08:07:13,329 WARN L205 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 6332 DAG size of output: 6320 [2021-04-15 08:07:13,616 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 3074 [2021-04-15 08:07:13,765 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 1748 [2021-04-15 08:07:13,976 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 1093 DAG size of output: 1101 [2021-04-15 08:07:14,137 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1090 DAG size of output: 1380 [2021-04-15 08:07:14,801 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1084 DAG size of output: 1295 [2021-04-15 08:07:15,222 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 891 DAG size of output: 962 [2021-04-15 08:07:17,075 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 879 DAG size of output: 842 [2021-04-15 08:07:18,158 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 513 [2021-04-15 08:07:19,523 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 777 DAG size of output: 791 [2021-04-15 08:07:19,740 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 1127 DAG size of output: 1158 [2021-04-15 08:07:20,169 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 1751 DAG size of output: 1796 [2021-04-15 08:07:22,990 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 895 DAG size of output: 876 [2021-04-15 08:07:24,808 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 796 DAG size of output: 777 [2021-04-15 08:07:25,071 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 1418 DAG size of output: 1429 [2021-04-15 08:07:25,399 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 1698 DAG size of output: 1663 [2021-04-15 08:07:26,184 WARN L205 SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 3348 DAG size of output: 3315 [2021-04-15 08:07:26,390 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 601 [2021-04-15 08:07:28,457 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 1022 DAG size of output: 1239 [2021-04-15 08:07:30,456 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 896 DAG size of output: 1002 [2021-04-15 08:07:30,668 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 1093 DAG size of output: 1287 [2021-04-15 08:07:31,087 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 1652 DAG size of output: 2018 [2021-04-15 08:07:35,403 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 1085 DAG size of output: 1311 [2021-04-15 08:07:35,679 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 1626 DAG size of output: 1794 [2021-04-15 08:07:37,974 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 744 [2021-04-15 08:07:38,165 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 1025 DAG size of output: 1205 [2021-04-15 08:07:38,401 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 1319 DAG size of output: 1462 [2021-04-15 08:07:38,967 WARN L205 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 2228 DAG size of output: 2495 [2021-04-15 08:07:40,058 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 4082 DAG size of output: 4670 [2021-04-15 08:07:42,109 WARN L205 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 5910 DAG size of output: 6399 [2021-04-15 08:07:44,240 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 6082 DAG size of output: 6568 [2021-04-15 08:07:46,985 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 838 DAG size of output: 778 [2021-04-15 08:07:47,132 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 854 DAG size of output: 794 [2021-04-15 08:07:49,379 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 836 DAG size of output: 770 [2021-04-15 08:07:49,516 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 851 DAG size of output: 785 [2021-04-15 08:07:51,774 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 1098 DAG size of output: 1181 [2021-04-15 08:07:54,089 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 1115 DAG size of output: 1128 [2021-04-15 08:07:54,455 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 1739 DAG size of output: 1742 [2021-04-15 08:07:56,858 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 1015 DAG size of output: 1021 [2021-04-15 08:07:58,980 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 1015 DAG size of output: 1117 [2021-04-15 08:07:59,323 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 1626 DAG size of output: 1732 [2021-04-15 08:08:00,066 WARN L205 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 2976 DAG size of output: 3171 [2021-04-15 08:08:01,075 WARN L205 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 3657 DAG size of output: 3784 [2021-04-15 08:08:02,884 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 535 [2021-04-15 08:08:03,012 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1017 DAG size of output: 962 [2021-04-15 08:08:05,124 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 576 DAG size of output: 543 [2021-04-15 08:08:05,491 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1241 DAG size of output: 1195 [2021-04-15 08:08:05,809 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 1768 DAG size of output: 1692 [2021-04-15 08:08:07,967 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1149 DAG size of output: 1142 [2021-04-15 08:08:08,158 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 1326 DAG size of output: 1371 [2021-04-15 08:08:10,225 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 1208 DAG size of output: 1233 [2021-04-15 08:08:10,591 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 1794 DAG size of output: 1934 [2021-04-15 08:08:11,364 WARN L205 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 2813 DAG size of output: 2921 [2021-04-15 08:08:13,356 WARN L205 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 6545 DAG size of output: 6727 [2021-04-15 08:08:15,462 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 6817 DAG size of output: 6971 [2021-04-15 08:08:19,618 WARN L205 SmtUtils]: Spent 4.11 s on a formula simplification. DAG size of input: 11729 DAG size of output: 11943 [2021-04-15 08:08:23,938 WARN L205 SmtUtils]: Spent 4.25 s on a formula simplification. DAG size of input: 12213 DAG size of output: 12373 [2021-04-15 08:08:28,479 WARN L205 SmtUtils]: Spent 4.46 s on a formula simplification. DAG size of input: 12544 DAG size of output: 12917 [2021-04-15 08:08:33,285 WARN L205 SmtUtils]: Spent 4.72 s on a formula simplification. DAG size of input: 12811 DAG size of output: 13121 [2021-04-15 08:08:33,473 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 895 DAG size of output: 903 [2021-04-15 08:08:33,599 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 892 DAG size of output: 1092 [2021-04-15 08:08:33,854 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 854 DAG size of output: 973 [2021-04-15 08:08:33,976 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 853 DAG size of output: 930 [2021-04-15 08:08:37,024 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 810 DAG size of output: 1056 [2021-04-15 08:08:37,970 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 693 [2021-04-15 08:08:39,737 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 892 DAG size of output: 907 [2021-04-15 08:08:39,985 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 1106 DAG size of output: 1423 [2021-04-15 08:08:40,392 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 1700 DAG size of output: 2231 [2021-04-15 08:08:40,963 WARN L205 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 2255 DAG size of output: 2692 [2021-04-15 08:08:44,213 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 933 DAG size of output: 922 [2021-04-15 08:08:44,359 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1086 DAG size of output: 1059 [2021-04-15 08:08:46,156 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 774 DAG size of output: 975 [2021-04-15 08:08:46,464 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 1663 DAG size of output: 1862 [2021-04-15 08:08:47,486 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 4102 DAG size of output: 4686 [2021-04-15 08:08:49,441 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 763 DAG size of output: 843 [2021-04-15 08:08:51,722 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 954 DAG size of output: 832 [2021-04-15 08:08:51,884 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1105 DAG size of output: 974 [2021-04-15 08:08:52,204 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 1673 DAG size of output: 1652 [2021-04-15 08:08:53,583 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1093 DAG size of output: 1072 [2021-04-15 08:08:54,878 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 1095 DAG size of output: 1097 [2021-04-15 08:08:55,125 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 1278 DAG size of output: 1368 [2021-04-15 08:08:57,604 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 1168 DAG size of output: 1290 [2021-04-15 08:08:58,063 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 1815 DAG size of output: 2004 [2021-04-15 08:08:59,120 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 2092 DAG size of output: 2222 [2021-04-15 08:09:00,660 WARN L205 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 3769 DAG size of output: 3812 [2021-04-15 08:09:02,673 WARN L205 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 6267 DAG size of output: 6682 [2021-04-15 08:09:02,955 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 698 DAG size of output: 755 [2021-04-15 08:09:05,121 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 748 DAG size of output: 787 [2021-04-15 08:09:05,298 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 906 DAG size of output: 1049 [2021-04-15 08:09:07,096 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 536 [2021-04-15 08:09:07,255 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 988 DAG size of output: 1080 [2021-04-15 08:09:07,800 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 1266 DAG size of output: 1296 [2021-04-15 08:09:08,233 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 2195 DAG size of output: 2324 [2021-04-15 08:09:10,746 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 1042 DAG size of output: 1177 [2021-04-15 08:09:12,470 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 868 DAG size of output: 927 [2021-04-15 08:09:12,853 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 1826 DAG size of output: 1995 [2021-04-15 08:09:13,744 WARN L205 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 3136 DAG size of output: 3413 [2021-04-15 08:09:16,746 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 950 DAG size of output: 1082 [2021-04-15 08:09:18,308 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 602 DAG size of output: 810 [2021-04-15 08:09:18,606 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 1360 DAG size of output: 1682 [2021-04-15 08:09:18,997 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 1929 DAG size of output: 2183 [2021-04-15 08:09:20,789 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 857 DAG size of output: 980 [2021-04-15 08:09:20,951 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 963 DAG size of output: 1129 [2021-04-15 08:09:22,727 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 1002 DAG size of output: 1201 [2021-04-15 08:09:23,115 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 1338 DAG size of output: 1714 [2021-04-15 08:09:25,192 WARN L205 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 3486 DAG size of output: 4064 [2021-04-15 08:09:27,011 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 5301 DAG size of output: 5939 [2021-04-15 08:09:30,787 WARN L205 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 9528 DAG size of output: 10551 [2021-04-15 08:09:35,191 WARN L205 SmtUtils]: Spent 3.96 s on a formula simplification. DAG size of input: 9827 DAG size of output: 10832 [2021-04-15 08:09:39,741 WARN L205 SmtUtils]: Spent 4.07 s on a formula simplification. DAG size of input: 10314 DAG size of output: 11243 [2021-04-15 08:09:44,038 WARN L205 SmtUtils]: Spent 4.23 s on a formula simplification. DAG size of input: 10507 DAG size of output: 11475 [2021-04-15 08:09:48,666 WARN L205 SmtUtils]: Spent 4.56 s on a formula simplification. DAG size of input: 10718 DAG size of output: 11682 [2021-04-15 08:09:58,052 WARN L205 SmtUtils]: Spent 9.31 s on a formula simplification. DAG size of input: 21051 DAG size of output: 22408 [2021-04-15 08:09:58,388 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 1573 DAG size of output: 1592 [2021-04-15 08:09:58,631 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 1570 DAG size of output: 1996 [2021-04-15 08:09:58,821 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1567 DAG size of output: 1568 [2021-04-15 08:09:58,940 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 1562 [2021-04-15 08:09:59,071 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 988 DAG size of output: 1183 [2021-04-15 08:09:59,453 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 908 DAG size of output: 975 [2021-04-15 08:09:59,575 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 904 DAG size of output: 1020 [2021-04-15 08:10:01,324 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 861 DAG size of output: 868 [2021-04-15 08:10:01,949 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1159 DAG size of output: 1092 [2021-04-15 08:10:04,181 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 1052 DAG size of output: 965 [2021-04-15 08:10:04,543 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 2229 DAG size of output: 2042 [2021-04-15 08:10:04,673 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 883 DAG size of output: 888 [2021-04-15 08:10:06,163 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 1133 DAG size of output: 1147 [2021-04-15 08:10:07,273 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 1085 DAG size of output: 1020 [2021-04-15 08:10:07,523 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 2110 DAG size of output: 2050 [2021-04-15 08:10:07,651 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 881 DAG size of output: 974 [2021-04-15 08:10:07,774 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 878 DAG size of output: 1439 [2021-04-15 08:10:10,083 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1454 DAG size of output: 1193 [2021-04-15 08:10:10,274 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 1923 DAG size of output: 1687 [2021-04-15 08:10:10,526 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 2218 DAG size of output: 2125 [2021-04-15 08:10:11,033 WARN L205 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 2808 DAG size of output: 2748 [2021-04-15 08:10:11,984 WARN L205 SmtUtils]: Spent 934.00 ms on a formula simplification. DAG size of input: 4239 DAG size of output: 4011 [2021-04-15 08:10:13,306 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 591 [2021-04-15 08:10:14,170 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 1166 DAG size of output: 1217 [2021-04-15 08:10:14,343 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1459 DAG size of output: 1481 [2021-04-15 08:10:17,024 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 1118 DAG size of output: 1049 [2021-04-15 08:10:17,242 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 1640 DAG size of output: 1580 [2021-04-15 08:10:17,493 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 1799 DAG size of output: 1788 [2021-04-15 08:10:17,978 WARN L205 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 2294 DAG size of output: 2387 [2021-04-15 08:10:21,321 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1137 DAG size of output: 1076 [2021-04-15 08:10:21,460 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 1298 DAG size of output: 1277 [2021-04-15 08:10:23,219 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1272 DAG size of output: 1248 [2021-04-15 08:10:23,507 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 1799 DAG size of output: 1809 [2021-04-15 08:10:24,429 WARN L205 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 4371 DAG size of output: 4431 [2021-04-15 08:10:26,336 WARN L205 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 6716 DAG size of output: 6639 [2021-04-15 08:10:28,360 WARN L205 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 6985 DAG size of output: 6889 [2021-04-15 08:10:29,956 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 739 [2021-04-15 08:10:31,238 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 708 DAG size of output: 796 [2021-04-15 08:10:31,527 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 1019 DAG size of output: 1028 [2021-04-15 08:10:34,195 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1020 DAG size of output: 1022 [2021-04-15 08:10:34,364 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1034 DAG size of output: 1036 [2021-04-15 08:10:34,569 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 1195 DAG size of output: 1186 [2021-04-15 08:10:35,031 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 1916 DAG size of output: 1982 [2021-04-15 08:10:37,315 WARN L205 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 2431 DAG size of output: 2429 [2021-04-15 08:10:39,393 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 934 DAG size of output: 1045 [2021-04-15 08:10:41,695 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 904 DAG size of output: 1002 [2021-04-15 08:10:42,130 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 1438 DAG size of output: 1583 [2021-04-15 08:10:43,489 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 747 DAG size of output: 834 [2021-04-15 08:10:44,876 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 746 DAG size of output: 734 [2021-04-15 08:10:45,118 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 1083 DAG size of output: 1055 [2021-04-15 08:10:45,759 WARN L205 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 2263 DAG size of output: 2408 [2021-04-15 08:10:49,021 WARN L205 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 4714 DAG size of output: 4864 [2021-04-15 08:10:50,815 WARN L205 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 4884 DAG size of output: 5036 [2021-04-15 08:10:54,328 WARN L205 SmtUtils]: Spent 3.47 s on a formula simplification. DAG size of input: 10913 DAG size of output: 10558 [2021-04-15 08:10:55,735 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 702 DAG size of output: 684 [2021-04-15 08:10:57,929 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 1702 DAG size of output: 1697 [2021-04-15 08:10:58,227 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 1798 DAG size of output: 1786 [2021-04-15 08:11:00,281 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 1289 DAG size of output: 1260 [2021-04-15 08:11:02,196 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1296 DAG size of output: 1168 [2021-04-15 08:11:02,393 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 1333 DAG size of output: 1202 [2021-04-15 08:11:02,548 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1473 DAG size of output: 1473 [2021-04-15 08:11:02,844 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 2029 DAG size of output: 2031 [2021-04-15 08:11:03,182 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 2207 DAG size of output: 2286 [2021-04-15 08:11:03,790 WARN L205 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 3025 DAG size of output: 3198 [2021-04-15 08:11:05,651 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 871 DAG size of output: 922 [2021-04-15 08:11:07,465 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 820 DAG size of output: 895 [2021-04-15 08:11:07,930 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 1057 DAG size of output: 1084 [2021-04-15 08:11:08,259 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 1914 DAG size of output: 1958 [2021-04-15 08:11:08,701 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 2007 DAG size of output: 2038 [2021-04-15 08:11:10,369 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 627 [2021-04-15 08:11:10,519 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1080 DAG size of output: 1195 [2021-04-15 08:11:12,107 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 994 DAG size of output: 980 [2021-04-15 08:11:12,261 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1155 DAG size of output: 1247 [2021-04-15 08:11:12,626 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 1452 DAG size of output: 1701 [2021-04-15 08:11:12,954 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 1548 DAG size of output: 1794 [2021-04-15 08:11:13,644 WARN L205 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 2855 DAG size of output: 3049 [2021-04-15 08:11:15,019 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 4904 DAG size of output: 5251 [2021-04-15 08:11:17,461 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1374 DAG size of output: 1312 [2021-04-15 08:11:17,659 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 1450 DAG size of output: 1384 [2021-04-15 08:11:19,925 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1335 DAG size of output: 1269 [2021-04-15 08:11:20,072 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1389 DAG size of output: 1305 [2021-04-15 08:11:20,267 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 1653 DAG size of output: 1652 [2021-04-15 08:11:20,701 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 2170 DAG size of output: 2209 [2021-04-15 08:11:21,034 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 722 DAG size of output: 807 [2021-04-15 08:11:22,887 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 1216 DAG size of output: 1033 [2021-04-15 08:11:23,085 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 1456 DAG size of output: 1419 [2021-04-15 08:11:25,368 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1301 DAG size of output: 1094 [2021-04-15 08:11:25,570 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 1542 DAG size of output: 1480 [2021-04-15 08:11:25,974 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 1862 DAG size of output: 1946 [2021-04-15 08:11:26,406 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 1938 DAG size of output: 2021 [2021-04-15 08:11:27,274 WARN L205 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 3137 DAG size of output: 3267 [2021-04-15 08:11:30,018 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 817 DAG size of output: 1001 [2021-04-15 08:11:32,538 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 1061 DAG size of output: 1163 [2021-04-15 08:11:33,001 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 1941 DAG size of output: 2201 [2021-04-15 08:11:33,502 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 2040 DAG size of output: 2298 [2021-04-15 08:11:35,685 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 1553 DAG size of output: 1652 [2021-04-15 08:11:35,869 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1622 DAG size of output: 1719 [2021-04-15 08:11:38,037 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 1405 DAG size of output: 1211 [2021-04-15 08:11:38,168 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 1443 DAG size of output: 1247 [2021-04-15 08:11:38,327 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1598 DAG size of output: 1605 [2021-04-15 08:11:38,531 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 1847 DAG size of output: 1935 [2021-04-15 08:11:38,973 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 2345 DAG size of output: 2654 [2021-04-15 08:11:39,879 WARN L205 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 3323 DAG size of output: 3864 [2021-04-15 08:11:41,699 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 5148 DAG size of output: 5729 [2021-04-15 08:11:44,910 WARN L205 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 8428 DAG size of output: 9244 [2021-04-15 08:11:51,616 WARN L205 SmtUtils]: Spent 6.64 s on a formula simplification. DAG size of input: 17950 DAG size of output: 18266 [2021-04-15 08:11:52,743 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 596 [2021-04-15 08:11:59,523 WARN L205 SmtUtils]: Spent 6.75 s on a formula simplification. DAG size of input: 18438 DAG size of output: 18726 [2021-04-15 08:12:06,751 WARN L205 SmtUtils]: Spent 7.12 s on a formula simplification. DAG size of input: 18871 DAG size of output: 19352 [2021-04-15 08:12:14,438 WARN L205 SmtUtils]: Spent 7.58 s on a formula simplification. DAG size of input: 19291 DAG size of output: 19695 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown