/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-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-1.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 10:10:21,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 10:10:21,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 10:10:21,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 10:10:21,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-06 10:10:21,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-06 10:10:21,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-06 10:10:21,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-06 10:10:21,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-06 10:10:21,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-06 10:10:21,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-06 10:10:21,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-06 10:10:21,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-06 10:10:21,142 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-06 10:10:21,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-06 10:10:21,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-06 10:10:21,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-06 10:10:21,154 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-DelaySleep-NoLbe.epf [2021-06-06 10:10:21,190 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 10:10:21,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 10:10:21,191 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 10:10:21,191 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 10:10:21,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 10:10:21,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 10:10:21,194 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 10:10:21,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 10:10:21,194 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 10:10:21,194 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 10:10:21,195 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 10:10:21,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 10:10:21,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 10:10:21,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 10:10:21,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 10:10:21,196 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 10:10:21,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 10:10:21,196 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 10:10:21,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 10:10:21,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 10:10:21,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 10:10:21,196 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 10:10:21,197 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 10:10:21,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 10:10:21,197 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 10:10:21,197 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 10:10:21,197 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 10:10:21,197 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 10:10:21,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 10:10:21,197 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 10:10:21,198 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 10:10:21,198 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 10:10:21,198 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 10:10:21,198 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 10:10:21,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 10:10:21,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 10:10:21,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 10:10:21,524 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 10:10:21,527 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 10:10:21,527 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-1.wvr.bpl [2021-06-06 10:10:21,528 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-1.wvr.bpl' [2021-06-06 10:10:21,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 10:10:21,552 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 10:10:21,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 10:10:21,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 10:10:21,554 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 10:10:21,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:10:21" (1/1) ... [2021-06-06 10:10:21,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:10:21" (1/1) ... [2021-06-06 10:10:21,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 10:10:21,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 10:10:21,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 10:10:21,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 10:10:21,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:10:21" (1/1) ... [2021-06-06 10:10:21,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:10:21" (1/1) ... [2021-06-06 10:10:21,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:10:21" (1/1) ... [2021-06-06 10:10:21,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:10:21" (1/1) ... [2021-06-06 10:10:21,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:10:21" (1/1) ... [2021-06-06 10:10:21,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:10:21" (1/1) ... [2021-06-06 10:10:21,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:10:21" (1/1) ... [2021-06-06 10:10:21,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 10:10:21,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 10:10:21,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 10:10:21,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 10:10:21,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:10:21" (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 [2021-06-06 10:10:21,665 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 10:10:21,665 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 10:10:21,665 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 10:10:21,665 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 10:10:21,665 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 10:10:21,665 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 10:10:21,666 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 10:10:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 10:10:21,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 10:10:21,667 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 10:10:21,909 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 10:10:21,910 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-06 10:10:21,911 INFO L202 PluginConnector]: Adding new model misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 10:10:21 BoogieIcfgContainer [2021-06-06 10:10:21,911 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 10:10:21,913 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 10:10:21,913 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 10:10:21,915 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 10:10:21,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:10:21" (1/2) ... [2021-06-06 10:10:21,916 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21cc89f7 and model type misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 10:10:21, skipping insertion in model container [2021-06-06 10:10:21,928 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 10:10:21" (2/2) ... [2021-06-06 10:10:21,946 INFO L111 eAbstractionObserver]: Analyzing ICFG misc-1.wvr.bpl [2021-06-06 10:10:21,950 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 10:10:21,951 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 10:10:21,951 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 10:10:21,951 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 10:10:22,012 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-06 10:10:22,030 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 10:10:22,087 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 10:10:22,087 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 10:10:22,087 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 10:10:22,088 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 10:10:22,088 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 10:10:22,088 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 10:10:22,088 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 10:10:22,088 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 10:10:22,153 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:10:22,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:10:22,161 INFO L82 PathProgramCache]: Analyzing trace with hash 551372010, now seen corresponding path program 1 times [2021-06-06 10:10:22,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:10:22,169 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793287706] [2021-06-06 10:10:22,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:10:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:10:22,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:10:22,414 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:10:22,414 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793287706] [2021-06-06 10:10:22,419 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [793287706] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 10:10:22,420 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 10:10:22,420 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-06 10:10:22,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320178608] [2021-06-06 10:10:22,424 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-06 10:10:22,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:10:22,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-06 10:10:22,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-06 10:10:22,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:10:22,436 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:10:22,441 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 10:10:22,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:10:22,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:10:22,588 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 10:10:22,588 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:10:22,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:10:22,594 INFO L82 PathProgramCache]: Analyzing trace with hash 2089023387, now seen corresponding path program 1 times [2021-06-06 10:10:22,594 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:10:22,595 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788617926] [2021-06-06 10:10:22,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:10:22,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:10:22,638 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 10:10:22,639 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:10:22,639 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788617926] [2021-06-06 10:10:22,639 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788617926] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:10:22,639 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2007907098] [2021-06-06 10:10:22,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:10:22,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:10:22,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-06 10:10:22,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:10:22,797 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:10:22,798 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2007907098] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:10:22,798 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:10:22,798 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2021-06-06 10:10:22,799 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713370484] [2021-06-06 10:10:22,800 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 10:10:22,800 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:10:22,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 10:10:22,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-06-06 10:10:22,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:10:22,801 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:10:22,801 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 7 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 10:10:22,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:10:22,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:10:22,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:10:22,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 10:10:23,118 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:10:23,119 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:10:23,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:10:23,119 INFO L82 PathProgramCache]: Analyzing trace with hash 655496662, now seen corresponding path program 1 times [2021-06-06 10:10:23,120 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:10:23,120 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925766863] [2021-06-06 10:10:23,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:10:23,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:10:23,621 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:10:23,621 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:10:23,621 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925766863] [2021-06-06 10:10:23,621 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925766863] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:10:23,621 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1349533922] [2021-06-06 10:10:23,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:10:23,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:10:23,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-06 10:10:23,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:10:23,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2021-06-06 10:10:23,880 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 10:10:23,885 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 10:10:23,886 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 10:10:23,886 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:10 [2021-06-06 10:10:23,921 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:10:23,921 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1349533922] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:10:23,922 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:10:23,922 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10] total 19 [2021-06-06 10:10:23,922 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192689652] [2021-06-06 10:10:23,922 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-06 10:10:23,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:10:23,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-06 10:10:23,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2021-06-06 10:10:23,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:10:23,924 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:10:23,924 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.35) internal successors, (47), 19 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 10:10:23,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:10:23,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 10:10:23,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:10:24,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:10:24,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 10:10:24,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 10:10:24,785 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:10:24,786 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:10:24,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:10:24,786 INFO L82 PathProgramCache]: Analyzing trace with hash -488912293, now seen corresponding path program 1 times [2021-06-06 10:10:24,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:10:24,786 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066275053] [2021-06-06 10:10:24,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:10:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:10:24,860 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:10:24,861 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:10:24,861 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066275053] [2021-06-06 10:10:24,861 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066275053] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:10:24,861 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [80399646] [2021-06-06 10:10:24,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:10:24,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:10:24,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-06 10:10:24,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:10:25,028 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:10:25,029 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [80399646] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:10:25,029 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:10:25,029 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2021-06-06 10:10:25,029 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212390700] [2021-06-06 10:10:25,029 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-06 10:10:25,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:10:25,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-06 10:10:25,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-06-06 10:10:25,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:10:25,031 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:10:25,031 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 9 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 10:10:25,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:10:25,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 10:10:25,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 10:10:25,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:10:25,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:10:25,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 10:10:25,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 10:10:25,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 10:10:25,414 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:10:25,414 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:10:25,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:10:25,415 INFO L82 PathProgramCache]: Analyzing trace with hash -514289982, now seen corresponding path program 2 times [2021-06-06 10:10:25,415 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:10:25,415 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096559856] [2021-06-06 10:10:25,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:10:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:10:26,417 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:10:26,417 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:10:26,417 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096559856] [2021-06-06 10:10:26,417 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096559856] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:10:26,417 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [23551301] [2021-06-06 10:10:26,418 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:10:26,456 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 10:10:26,456 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:10:26,457 WARN L261 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 45 conjunts are in the unsatisfiable core [2021-06-06 10:10:26,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:10:27,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 22 [2021-06-06 10:10:27,123 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 10:10:27,127 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 10:10:27,128 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 10:10:27,128 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:49, output treesize:10 [2021-06-06 10:10:27,170 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:10:27,170 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [23551301] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:10:27,170 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:10:27,171 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 18] total 35 [2021-06-06 10:10:27,171 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862828500] [2021-06-06 10:10:27,171 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-06-06 10:10:27,171 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:10:27,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-06-06 10:10:27,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=1068, Unknown=0, NotChecked=0, Total=1260 [2021-06-06 10:10:27,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:10:27,173 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:10:27,173 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 2.1944444444444446) internal successors, (79), 35 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 10:10:27,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:10:27,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 10:10:27,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 10:10:27,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 10:10:27,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:10:29,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:10:29,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 10:10:29,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 10:10:29,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 10:10:29,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 10:10:30,189 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:10:30,190 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:10:30,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:10:30,190 INFO L82 PathProgramCache]: Analyzing trace with hash 1025647515, now seen corresponding path program 2 times [2021-06-06 10:10:30,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:10:30,190 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245160381] [2021-06-06 10:10:30,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:10:30,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:10:30,345 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 110 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:10:30,345 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:10:30,345 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245160381] [2021-06-06 10:10:30,345 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245160381] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:10:30,345 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1965074788] [2021-06-06 10:10:30,346 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:10:30,384 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 10:10:30,384 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:10:30,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-06 10:10:30,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:10:30,571 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 139 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:10:30,571 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1965074788] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:10:30,572 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:10:30,572 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 17 [2021-06-06 10:10:30,572 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387916665] [2021-06-06 10:10:30,574 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-06 10:10:30,574 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:10:30,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-06 10:10:30,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2021-06-06 10:10:30,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:10:30,575 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:10:30,575 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 4.444444444444445) internal successors, (80), 17 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 10:10:30,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:10:30,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 10:10:30,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 10:10:30,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 10:10:30,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 10:10:30,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:10:30,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:10:30,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 10:10:30,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 10:10:30,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 10:10:30,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 10:10:30,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 10:10:31,105 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:10:31,105 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:10:31,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:10:31,106 INFO L82 PathProgramCache]: Analyzing trace with hash -76158586, now seen corresponding path program 3 times [2021-06-06 10:10:31,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:10:31,106 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740652188] [2021-06-06 10:10:31,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:10:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:10:33,946 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 91 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:10:33,946 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:10:33,946 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740652188] [2021-06-06 10:10:33,947 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740652188] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:10:33,947 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1682449144] [2021-06-06 10:10:33,947 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:10:34,012 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-06-06 10:10:34,013 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:10:34,014 WARN L261 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 95 conjunts are in the unsatisfiable core [2021-06-06 10:10:34,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:10:38,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 10:10:38,818 INFO L244 Elim1Store]: Index analysis took 114 ms [2021-06-06 10:10:39,542 WARN L205 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 321 [2021-06-06 10:10:39,543 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 10:10:39,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 66 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 70 case distinctions, treesize of input 136 treesize of output 768 [2021-06-06 10:10:40,070 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 1102 DAG size of output: 685 [2021-06-06 10:10:40,506 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 1137 DAG size of output: 720 [2021-06-06 10:10:45,137 WARN L205 SmtUtils]: Spent 4.03 s on a formula simplification. DAG size of input: 5436 DAG size of output: 3424 [2021-06-06 10:10:50,925 WARN L205 SmtUtils]: Spent 5.54 s on a formula simplification. DAG size of input: 5467 DAG size of output: 3455 [2021-06-06 10:10:55,443 WARN L205 SmtUtils]: Spent 4.49 s on a formula simplification. DAG size of input: 3226 DAG size of output: 3224 [2021-06-06 10:10:56,346 WARN L205 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 683 DAG size of output: 683 [2021-06-06 10:10:56,986 WARN L205 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 678 [2021-06-06 10:10:57,659 WARN L205 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 673 DAG size of output: 697 [2021-06-06 10:10:58,234 WARN L205 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 669 DAG size of output: 695 [2021-06-06 10:10:58,476 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 633 [2021-06-06 10:10:58,658 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 572 DAG size of output: 572 [2021-06-06 10:10:58,811 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2021-06-06 10:10:59,015 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 496 [2021-06-06 10:10:59,180 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 452 DAG size of output: 452 [2021-06-06 10:10:59,296 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 409 [2021-06-06 10:10:59,480 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 373 [2021-06-06 10:11:00,175 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 484 DAG size of output: 448 [2021-06-06 10:11:00,348 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 494 [2021-06-06 10:11:00,581 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 572 DAG size of output: 535 [2021-06-06 10:11:00,842 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 571 [2021-06-06 10:11:01,148 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 669 DAG size of output: 623 [2021-06-06 10:11:01,515 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 719 DAG size of output: 671 [2021-06-06 10:11:01,994 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 746 DAG size of output: 699 [2021-06-06 10:11:02,537 WARN L205 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 824 DAG size of output: 769 [2021-06-06 10:11:03,422 WARN L205 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 903 DAG size of output: 847 [2021-06-06 10:11:04,719 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 959 DAG size of output: 903 [2021-06-06 10:11:06,492 WARN L205 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 1009 DAG size of output: 952 [2021-06-06 10:11:09,062 WARN L205 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 1060 DAG size of output: 1003 [2021-06-06 10:11:17,149 WARN L205 SmtUtils]: Spent 8.07 s on a formula simplification. DAG size of input: 2953 DAG size of output: 3101 [2021-06-06 10:11:25,206 WARN L205 SmtUtils]: Spent 8.03 s on a formula simplification. DAG size of input: 2949 DAG size of output: 3049 [2021-06-06 10:11:28,775 WARN L205 SmtUtils]: Spent 3.55 s on a formula simplification. DAG size of input: 2943 DAG size of output: 2943 [2021-06-06 10:11:29,368 WARN L205 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 682 DAG size of output: 702 [2021-06-06 10:11:29,601 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 658 DAG size of output: 658 [2021-06-06 10:11:30,050 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 625 [2021-06-06 10:11:30,550 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 606 DAG size of output: 608 [2021-06-06 10:11:30,738 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 600 [2021-06-06 10:11:31,368 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 492 [2021-06-06 10:11:31,517 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 577 DAG size of output: 542 [2021-06-06 10:11:31,681 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 645 DAG size of output: 603 [2021-06-06 10:11:31,887 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 716 DAG size of output: 655 [2021-06-06 10:11:32,041 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 559 DAG size of output: 559 [2021-06-06 10:11:32,167 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2021-06-06 10:11:33,054 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 573 DAG size of output: 530 [2021-06-06 10:11:33,193 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 620 DAG size of output: 574 [2021-06-06 10:11:33,392 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 671 DAG size of output: 622 [2021-06-06 10:11:33,657 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 711 DAG size of output: 654 [2021-06-06 10:11:34,123 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 1179 DAG size of output: 988 [2021-06-06 10:11:34,888 WARN L205 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 1263 DAG size of output: 1072 [2021-06-06 10:11:36,004 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 1345 DAG size of output: 1151 [2021-06-06 10:11:37,358 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 1413 DAG size of output: 1213 [2021-06-06 10:11:39,219 WARN L205 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 1521 DAG size of output: 1318 [2021-06-06 10:11:42,090 WARN L205 SmtUtils]: Spent 2.85 s on a formula simplification. DAG size of input: 2750 DAG size of output: 2750 [2021-06-06 10:11:44,392 WARN L205 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 2449 DAG size of output: 2449 [2021-06-06 10:11:44,903 WARN L205 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 613 DAG size of output: 637 [2021-06-06 10:11:45,400 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 582 DAG size of output: 597 [2021-06-06 10:11:45,587 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 576 DAG size of output: 576 [2021-06-06 10:11:45,739 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 539 DAG size of output: 539 [2021-06-06 10:11:45,875 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 501 DAG size of output: 501 [2021-06-06 10:11:46,772 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 491 DAG size of output: 460 [2021-06-06 10:11:46,918 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 501 [2021-06-06 10:11:47,141 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 545 [2021-06-06 10:11:47,396 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 626 DAG size of output: 593 [2021-06-06 10:11:47,700 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 722 DAG size of output: 684 [2021-06-06 10:11:48,067 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 773 DAG size of output: 729 [2021-06-06 10:11:48,512 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 815 DAG size of output: 763 [2021-06-06 10:11:49,050 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 872 DAG size of output: 814 [2021-06-06 10:11:49,876 WARN L205 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 933 DAG size of output: 875 [2021-06-06 10:11:51,057 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 1047 DAG size of output: 986 [2021-06-06 10:11:52,846 WARN L205 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 2139 DAG size of output: 2139 [2021-06-06 10:11:54,207 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 1936 DAG size of output: 1936 [2021-06-06 10:11:54,436 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 444 [2021-06-06 10:11:55,364 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 498 [2021-06-06 10:11:55,531 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 594 DAG size of output: 548 [2021-06-06 10:11:55,755 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 667 DAG size of output: 619 [2021-06-06 10:11:56,103 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 713 DAG size of output: 665 [2021-06-06 10:11:57,197 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 1735 DAG size of output: 1735 [2021-06-06 10:11:57,977 WARN L205 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 1445 DAG size of output: 1445 [2021-06-06 10:11:58,217 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 426 DAG size of output: 441 [2021-06-06 10:11:58,464 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 422 [2021-06-06 10:11:58,569 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 415 [2021-06-06 10:11:59,408 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 441 [2021-06-06 10:11:59,625 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 497 [2021-06-06 10:11:59,815 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 538 [2021-06-06 10:12:00,037 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 636 DAG size of output: 582 [2021-06-06 10:12:00,403 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 700 DAG size of output: 646 [2021-06-06 10:12:00,943 WARN L205 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 758 DAG size of output: 704 [2021-06-06 10:12:02,090 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 1105 DAG size of output: 1135 [2021-06-06 10:12:02,565 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 1100 DAG size of output: 1100 [2021-06-06 10:12:03,130 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 426 DAG size of output: 400 [2021-06-06 10:12:03,918 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 433 DAG size of output: 410 [2021-06-06 10:12:04,059 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 454 [2021-06-06 10:12:04,233 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 479 [2021-06-06 10:12:04,467 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 557 DAG size of output: 527 [2021-06-06 10:12:04,721 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 718 DAG size of output: 718 [2021-06-06 10:12:05,330 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 427 DAG size of output: 404 [2021-06-06 10:12:05,504 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 578 [2021-06-06 10:12:06,388 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 238 [2021-06-06 10:12:06,557 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 516 [2021-06-06 10:12:06,777 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 674 DAG size of output: 623 [2021-06-06 10:12:07,455 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 294 [2021-06-06 10:12:07,888 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 830 DAG size of output: 778 [2021-06-06 10:12:08,598 WARN L205 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 1037 DAG size of output: 975 [2021-06-06 10:12:09,928 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 1562 DAG size of output: 1479 [2021-06-06 10:12:11,977 WARN L205 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 1751 DAG size of output: 1668 [2021-06-06 10:12:12,168 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 294 [2021-06-06 10:12:12,919 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 434 [2021-06-06 10:12:13,170 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 485 [2021-06-06 10:12:13,490 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 513 [2021-06-06 10:12:16,896 WARN L205 SmtUtils]: Spent 3.40 s on a formula simplification. DAG size of input: 2438 DAG size of output: 2310 [2021-06-06 10:12:17,043 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2021-06-06 10:12:17,392 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 416 DAG size of output: 421 [2021-06-06 10:12:18,106 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 572 [2021-06-06 10:12:18,287 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 597 [2021-06-06 10:12:18,586 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 675 DAG size of output: 641 [2021-06-06 10:12:18,959 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 721 DAG size of output: 685 [2021-06-06 10:12:19,442 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 758 [2021-06-06 10:12:20,064 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 849 DAG size of output: 804 [2021-06-06 10:12:24,747 WARN L205 SmtUtils]: Spent 4.68 s on a formula simplification. DAG size of input: 2914 DAG size of output: 2769 [2021-06-06 10:12:30,536 WARN L205 SmtUtils]: Spent 5.77 s on a formula simplification. DAG size of input: 3279 DAG size of output: 3103 [2021-06-06 10:12:30,869 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 505 DAG size of output: 519 [2021-06-06 10:12:31,163 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 485 DAG size of output: 500 [2021-06-06 10:12:31,284 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 479 DAG size of output: 479 [2021-06-06 10:12:31,827 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 499 DAG size of output: 472 [2021-06-06 10:12:32,605 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 501 [2021-06-06 10:12:32,779 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 581 DAG size of output: 548 [2021-06-06 10:12:32,992 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 587 [2021-06-06 10:12:33,361 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 902 DAG size of output: 788 [2021-06-06 10:12:33,840 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 944 DAG size of output: 821 [2021-06-06 10:12:34,529 WARN L205 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 1024 DAG size of output: 901 [2021-06-06 10:12:35,505 WARN L205 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 1099 DAG size of output: 976 [2021-06-06 10:12:43,480 WARN L205 SmtUtils]: Spent 7.97 s on a formula simplification. DAG size of input: 3871 DAG size of output: 3614 [2021-06-06 10:12:53,820 WARN L205 SmtUtils]: Spent 10.32 s on a formula simplification. DAG size of input: 4463 DAG size of output: 4175 [2021-06-06 10:12:54,281 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 596 DAG size of output: 610 [2021-06-06 10:12:54,466 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 590 DAG size of output: 590 [2021-06-06 10:12:54,622 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 538 DAG size of output: 538 [2021-06-06 10:12:54,744 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 486 DAG size of output: 486 [2021-06-06 10:12:55,168 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 304 [2021-06-06 10:12:55,758 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 490 [2021-06-06 10:12:55,957 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 584 DAG size of output: 550 [2021-06-06 10:12:56,203 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 642 DAG size of output: 606 [2021-06-06 10:12:56,498 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 725 DAG size of output: 687 [2021-06-06 10:12:56,857 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 768 DAG size of output: 729 [2021-06-06 10:12:57,310 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 836 DAG size of output: 790 [2021-06-06 10:12:57,863 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 904 DAG size of output: 849 [2021-06-06 10:12:58,703 WARN L205 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 979 DAG size of output: 924 [2021-06-06 10:13:11,455 WARN L205 SmtUtils]: Spent 12.73 s on a formula simplification. DAG size of input: 4998 DAG size of output: 4686 [2021-06-06 10:13:28,177 WARN L205 SmtUtils]: Spent 16.69 s on a formula simplification. DAG size of input: 5729 DAG size of output: 5275 [2021-06-06 10:13:50,958 WARN L205 SmtUtils]: Spent 22.74 s on a formula simplification. DAG size of input: 6332 DAG size of output: 5875 [2021-06-06 10:14:20,537 WARN L205 SmtUtils]: Spent 29.54 s on a formula simplification. DAG size of input: 6750 DAG size of output: 6292 [2021-06-06 10:14:56,356 WARN L205 SmtUtils]: Spent 35.78 s on a formula simplification. DAG size of input: 7265 DAG size of output: 6771 [2021-06-06 10:15:35,139 WARN L205 SmtUtils]: Spent 38.74 s on a formula simplification. DAG size of input: 7265 DAG size of output: 6771 [2021-06-06 10:16:14,463 WARN L205 SmtUtils]: Spent 39.07 s on a formula simplification. DAG size of input: 7271 DAG size of output: 6777 [2021-06-06 10:17:35,415 WARN L205 SmtUtils]: Spent 1.35 m on a formula simplification. DAG size of input: 6552 DAG size of output: 7504 [2021-06-06 10:18:10,321 WARN L205 SmtUtils]: Spent 34.80 s on a formula simplification. DAG size of input: 6510 DAG size of output: 6488 [2021-06-06 10:18:38,902 WARN L205 SmtUtils]: Spent 28.53 s on a formula simplification. DAG size of input: 6052 DAG size of output: 6030 [2021-06-06 10:19:27,429 WARN L205 SmtUtils]: Spent 48.47 s on a formula simplification. DAG size of input: 5640 DAG size of output: 6141 [2021-06-06 10:19:47,263 WARN L205 SmtUtils]: Spent 19.75 s on a formula simplification. DAG size of input: 5633 DAG size of output: 5611 [2021-06-06 10:19:50,750 WARN L205 SmtUtils]: Spent 3.45 s on a formula simplification. DAG size of input: 2769 DAG size of output: 2769 [2021-06-06 10:19:56,895 WARN L205 SmtUtils]: Spent 6.12 s on a formula simplification. DAG size of input: 2602 DAG size of output: 2754 [2021-06-06 10:19:59,662 WARN L205 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 2597 DAG size of output: 2597 [2021-06-06 10:19:59,851 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 553 DAG size of output: 553 [2021-06-06 10:20:00,521 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 505 DAG size of output: 522 [2021-06-06 10:20:00,667 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 499 DAG size of output: 499 [2021-06-06 10:20:01,035 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 449 DAG size of output: 449 [2021-06-06 10:20:02,348 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 728 DAG size of output: 613 [2021-06-06 10:20:02,591 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 729 [2021-06-06 10:20:02,816 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 1042 DAG size of output: 879 [2021-06-06 10:20:03,221 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 1177 DAG size of output: 993 [2021-06-06 10:20:03,669 WARN L205 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 1327 DAG size of output: 1117 [2021-06-06 10:20:04,260 WARN L205 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 1422 DAG size of output: 1200 [2021-06-06 10:20:04,985 WARN L205 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 1673 DAG size of output: 1388 [2021-06-06 10:20:06,045 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 1946 DAG size of output: 1643 [2021-06-06 10:20:07,378 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 2153 DAG size of output: 1805 [2021-06-06 10:20:12,667 WARN L205 SmtUtils]: Spent 5.27 s on a formula simplification. DAG size of input: 2315 DAG size of output: 2397 [2021-06-06 10:20:14,843 WARN L205 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 2309 DAG size of output: 2309 [2021-06-06 10:20:16,770 WARN L205 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 2021 DAG size of output: 2021 [2021-06-06 10:20:18,085 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 1845 DAG size of output: 1845 [2021-06-06 10:20:18,888 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 650 DAG size of output: 555 [2021-06-06 10:20:19,096 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 769 DAG size of output: 647 [2021-06-06 10:20:19,456 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 887 DAG size of output: 738 [2021-06-06 10:20:19,854 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 1068 DAG size of output: 881 [2021-06-06 10:20:20,863 WARN L205 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 1655 DAG size of output: 1655 [2021-06-06 10:20:20,991 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 511 DAG size of output: 511 [2021-06-06 10:20:21,098 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 473 [2021-06-06 10:20:22,069 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 847 DAG size of output: 743 [2021-06-06 10:20:22,232 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 939 DAG size of output: 810 [2021-06-06 10:20:22,505 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 1050 DAG size of output: 897 [2021-06-06 10:20:22,840 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 1179 DAG size of output: 1006 [2021-06-06 10:20:23,393 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 1313 DAG size of output: 1116 [2021-06-06 10:20:24,109 WARN L205 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 1376 DAG size of output: 1376 [2021-06-06 10:20:24,834 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 645 DAG size of output: 521 [2021-06-06 10:20:25,299 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 1051 DAG size of output: 1051 [2021-06-06 10:20:26,188 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 728 DAG size of output: 621 [2021-06-06 10:20:26,425 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 686 DAG size of output: 686 [2021-06-06 10:20:26,605 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 557 DAG size of output: 557 [2021-06-06 10:20:27,981 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 854 DAG size of output: 767 [2021-06-06 10:20:28,219 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 1191 DAG size of output: 1078 [2021-06-06 10:20:29,117 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 1537 DAG size of output: 1395 [2021-06-06 10:20:29,799 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 735 DAG size of output: 611 [2021-06-06 10:20:30,601 WARN L205 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 2467 DAG size of output: 2231 [2021-06-06 10:20:30,718 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 402 [2021-06-06 10:20:31,477 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 652 DAG size of output: 556 [2021-06-06 10:20:31,724 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 793 DAG size of output: 670 [2021-06-06 10:20:32,015 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 942 DAG size of output: 788 [2021-06-06 10:20:33,396 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 3287 DAG size of output: 2966 [2021-06-06 10:20:35,722 WARN L205 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 4107 DAG size of output: 3720 [2021-06-06 10:20:38,817 WARN L205 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 4586 DAG size of output: 4165 [2021-06-06 10:20:38,964 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 439 DAG size of output: 439 [2021-06-06 10:20:40,097 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 814 DAG size of output: 706 [2021-06-06 10:20:40,385 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 924 DAG size of output: 794 [2021-06-06 10:20:40,712 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 1061 DAG size of output: 905 [2021-06-06 10:20:41,132 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 1108 DAG size of output: 940 [2021-06-06 10:20:41,611 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 1246 DAG size of output: 1042 [2021-06-06 10:20:45,694 WARN L205 SmtUtils]: Spent 4.07 s on a formula simplification. DAG size of input: 5229 DAG size of output: 4760 [2021-06-06 10:20:46,271 WARN L205 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 581 DAG size of output: 602 [2021-06-06 10:20:46,689 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 551 DAG size of output: 588 [2021-06-06 10:20:46,989 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 480 DAG size of output: 520 [2021-06-06 10:20:47,530 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 365 [2021-06-06 10:20:47,900 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 281 DAG size of output: 294 [2021-06-06 10:20:48,505 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 795 DAG size of output: 737 [2021-06-06 10:20:48,702 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 967 DAG size of output: 909 [2021-06-06 10:20:48,991 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 1145 DAG size of output: 1099 [2021-06-06 10:20:49,489 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 1349 DAG size of output: 1299 [2021-06-06 10:20:50,082 WARN L205 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 1536 DAG size of output: 1486 [2021-06-06 10:20:50,856 WARN L205 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 1861 DAG size of output: 1796 [2021-06-06 10:20:51,936 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 2158 DAG size of output: 2093 [2021-06-06 10:20:53,332 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 2489 DAG size of output: 2423 [2021-06-06 10:20:55,190 WARN L205 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 2813 DAG size of output: 2746 [2021-06-06 10:21:01,597 WARN L205 SmtUtils]: Spent 6.38 s on a formula simplification. DAG size of input: 7471 DAG size of output: 6868 [2021-06-06 10:21:11,234 WARN L205 SmtUtils]: Spent 9.59 s on a formula simplification. DAG size of input: 8840 DAG size of output: 8187 [2021-06-06 10:21:23,675 WARN L205 SmtUtils]: Spent 12.39 s on a formula simplification. DAG size of input: 10182 DAG size of output: 9404 [2021-06-06 10:21:40,639 WARN L205 SmtUtils]: Spent 16.91 s on a formula simplification. DAG size of input: 11800 DAG size of output: 10972 [2021-06-06 10:21:41,384 WARN L205 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 620 DAG size of output: 640 [2021-06-06 10:21:41,923 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 601 DAG size of output: 616 [2021-06-06 10:21:42,360 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 637 [2021-06-06 10:21:42,736 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 542 [2021-06-06 10:21:43,047 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2021-06-06 10:21:43,334 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 567 [2021-06-06 10:21:43,561 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 496 [2021-06-06 10:21:43,745 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 443 DAG size of output: 471 [2021-06-06 10:21:44,785 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 981 DAG size of output: 939 [2021-06-06 10:21:45,045 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 1118 DAG size of output: 1076 [2021-06-06 10:21:45,564 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 1368 DAG size of output: 1332 [2021-06-06 10:21:46,299 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 1818 DAG size of output: 1780 [2021-06-06 10:21:47,049 WARN L205 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 2091 DAG size of output: 2054 [2021-06-06 10:21:48,044 WARN L205 SmtUtils]: Spent 982.00 ms on a formula simplification. DAG size of input: 2373 DAG size of output: 2336 [2021-06-06 10:21:49,378 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 2670 DAG size of output: 2633 [2021-06-06 10:21:51,100 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 2757 DAG size of output: 2720 [2021-06-06 10:21:53,268 WARN L205 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 3068 DAG size of output: 3031 [2021-06-06 10:21:55,968 WARN L205 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 3412 DAG size of output: 3375 [2021-06-06 10:21:59,322 WARN L205 SmtUtils]: Spent 3.33 s on a formula simplification. DAG size of input: 3740 DAG size of output: 3703 [2021-06-06 10:22:03,457 WARN L205 SmtUtils]: Spent 4.11 s on a formula simplification. DAG size of input: 3780 DAG size of output: 3743 [2021-06-06 10:22:27,116 WARN L205 SmtUtils]: Spent 23.62 s on a formula simplification. DAG size of input: 13975 DAG size of output: 13102 [2021-06-06 10:22:39,076 WARN L205 SmtUtils]: Spent 11.88 s on a formula simplification. DAG size of input: 4542 DAG size of output: 4521 [2021-06-06 10:22:39,839 WARN L205 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 921 DAG size of output: 905 [2021-06-06 10:22:40,017 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 550 [2021-06-06 10:22:40,791 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 524 [2021-06-06 10:22:40,938 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 497 DAG size of output: 497 [2021-06-06 10:22:41,053 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 447 [2021-06-06 10:22:42,034 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 683 DAG size of output: 595 [2021-06-06 10:22:42,266 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 843 DAG size of output: 741 [2021-06-06 10:22:42,586 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 989 DAG size of output: 852 [2021-06-06 10:22:43,027 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 1172 DAG size of output: 1020 [2021-06-06 10:22:43,449 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 1325 DAG size of output: 1144 [2021-06-06 10:22:44,130 WARN L205 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 1503 DAG size of output: 1290 [2021-06-06 10:22:44,962 WARN L205 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 1613 DAG size of output: 1385 [2021-06-06 10:22:46,159 WARN L205 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 1878 DAG size of output: 1600 [2021-06-06 10:22:47,327 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 2121 DAG size of output: 1826 [2021-06-06 10:22:48,785 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 2336 DAG size of output: 2001 [2021-06-06 10:22:49,594 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 633 DAG size of output: 570 [2021-06-06 10:22:49,789 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 607 [2021-06-06 10:22:50,020 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 757 DAG size of output: 669 [2021-06-06 10:22:50,310 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 783 DAG size of output: 692 [2021-06-06 10:22:50,687 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 871 DAG size of output: 766 [2021-06-06 10:22:51,137 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 794 DAG size of output: 779 [2021-06-06 10:22:51,921 WARN L205 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 737 DAG size of output: 845 [2021-06-06 10:22:52,219 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 708 DAG size of output: 693 [2021-06-06 10:22:52,795 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 605 DAG size of output: 545 [2021-06-06 10:22:52,955 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 681 DAG size of output: 611 [2021-06-06 10:22:53,146 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 741 DAG size of output: 653 [2021-06-06 10:22:53,379 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 663 DAG size of output: 648 [2021-06-06 10:22:53,988 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 691 DAG size of output: 612 [2021-06-06 10:22:54,157 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 729 DAG size of output: 645 [2021-06-06 10:22:54,596 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 585 DAG size of output: 606 [2021-06-06 10:22:56,323 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 778 DAG size of output: 668 [2021-06-06 10:22:56,490 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 940 DAG size of output: 803 [2021-06-06 10:22:58,113 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 2903 DAG size of output: 2652 [2021-06-06 10:22:59,869 WARN L205 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 3379 DAG size of output: 3082 [2021-06-06 10:23:02,179 WARN L205 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 3692 DAG size of output: 3364 [2021-06-06 10:23:05,297 WARN L205 SmtUtils]: Spent 3.10 s on a formula simplification. DAG size of input: 4097 DAG size of output: 3755 [2021-06-06 10:23:06,302 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 529 [2021-06-06 10:23:06,462 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 666 DAG size of output: 575 [2021-06-06 10:23:06,649 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 754 DAG size of output: 651 [2021-06-06 10:23:06,965 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 875 DAG size of output: 743 [2021-06-06 10:23:07,355 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 926 DAG size of output: 782 [2021-06-06 10:23:11,320 WARN L205 SmtUtils]: Spent 3.95 s on a formula simplification. DAG size of input: 4633 DAG size of output: 4244 [2021-06-06 10:23:17,950 WARN L205 SmtUtils]: Spent 6.59 s on a formula simplification. DAG size of input: 5823 DAG size of output: 5356 [2021-06-06 10:23:27,506 WARN L205 SmtUtils]: Spent 9.50 s on a formula simplification. DAG size of input: 4049 DAG size of output: 4028 [2021-06-06 10:23:30,176 WARN L205 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 1003 DAG size of output: 1053 [2021-06-06 10:23:32,427 WARN L205 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 979 DAG size of output: 1088 [2021-06-06 10:23:34,225 WARN L205 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 925 DAG size of output: 1039 [2021-06-06 10:23:35,763 WARN L205 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 837 DAG size of output: 891 [2021-06-06 10:23:37,301 WARN L205 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 834 DAG size of output: 843 [2021-06-06 10:23:38,576 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 822 DAG size of output: 846 [2021-06-06 10:23:39,700 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 802 DAG size of output: 845 [2021-06-06 10:23:40,647 WARN L205 SmtUtils]: Spent 936.00 ms on a formula simplification. DAG size of input: 768 DAG size of output: 775 [2021-06-06 10:23:40,981 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 751 DAG size of output: 736 [2021-06-06 10:23:41,756 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 1214 DAG size of output: 1195 [2021-06-06 10:23:41,971 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 1432 DAG size of output: 1414 [2021-06-06 10:23:42,291 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 1616 DAG size of output: 1598 [2021-06-06 10:23:42,805 WARN L205 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 638 DAG size of output: 717 [2021-06-06 10:23:42,971 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 586 [2021-06-06 10:23:43,185 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 354 [2021-06-06 10:23:43,680 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 982 DAG size of output: 906 [2021-06-06 10:23:43,867 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 1221 DAG size of output: 1143 [2021-06-06 10:23:44,683 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 1975 DAG size of output: 1861 [2021-06-06 10:23:45,323 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 968 DAG size of output: 889 [2021-06-06 10:23:45,510 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 1138 DAG size of output: 1060 [2021-06-06 10:23:46,664 WARN L205 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 2941 DAG size of output: 2801 [2021-06-06 10:23:47,946 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 3375 DAG size of output: 3232 [2021-06-06 10:23:50,095 WARN L205 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 4463 DAG size of output: 4312 [2021-06-06 10:23:53,118 WARN L205 SmtUtils]: Spent 3.00 s on a formula simplification. DAG size of input: 4777 DAG size of output: 4625 [2021-06-06 10:23:57,202 WARN L205 SmtUtils]: Spent 4.05 s on a formula simplification. DAG size of input: 5267 DAG size of output: 5113 [2021-06-06 10:24:02,596 WARN L205 SmtUtils]: Spent 5.36 s on a formula simplification. DAG size of input: 5837 DAG size of output: 5682 [2021-06-06 10:24:09,629 WARN L205 SmtUtils]: Spent 6.99 s on a formula simplification. DAG size of input: 6374 DAG size of output: 6218 [2021-06-06 10:24:18,312 WARN L205 SmtUtils]: Spent 8.63 s on a formula simplification. DAG size of input: 6719 DAG size of output: 6561 [2021-06-06 10:24:29,240 WARN L205 SmtUtils]: Spent 10.88 s on a formula simplification. DAG size of input: 7099 DAG size of output: 6940 [2021-06-06 10:24:42,915 WARN L205 SmtUtils]: Spent 13.62 s on a formula simplification. DAG size of input: 7698 DAG size of output: 7537 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown