/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label51.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 14:15:51,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 14:15:51,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 14:15:51,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 14:15:51,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 14:15:51,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 14:15:51,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 14:15:51,112 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 14:15:51,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 14:15:51,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 14:15:51,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 14:15:51,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 14:15:51,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 14:15:51,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 14:15:51,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 14:15:51,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 14:15:51,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 14:15:51,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 14:15:51,124 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 14:15:51,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 14:15:51,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 14:15:51,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 14:15:51,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 14:15:51,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 14:15:51,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-17 14:15:51,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 14:15:51,144 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 14:15:51,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 14:15:51,146 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-17 14:15:51,156 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 14:15:51,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 14:15:51,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 14:15:51,157 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 14:15:51,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 14:15:51,158 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 14:15:51,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 14:15:51,158 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 14:15:51,158 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 14:15:51,158 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 14:15:51,159 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 14:15:51,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 14:15:51,159 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 14:15:51,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 14:15:51,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 14:15:51,160 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-17 14:15:51,160 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 14:15:51,160 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 14:15:51,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 14:15:51,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 14:15:51,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-17 14:15:51,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 14:15:51,161 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-17 14:15:51,433 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 14:15:51,447 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 14:15:51,450 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 14:15:51,452 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 14:15:51,452 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 14:15:51,453 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label51.c [2020-07-17 14:15:51,531 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d12563309/19d3ba9db91241abb32e27ca9aa8361c/FLAG9c6c5bcb7 [2020-07-17 14:15:52,064 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 14:15:52,065 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label51.c [2020-07-17 14:15:52,076 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d12563309/19d3ba9db91241abb32e27ca9aa8361c/FLAG9c6c5bcb7 [2020-07-17 14:15:52,356 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d12563309/19d3ba9db91241abb32e27ca9aa8361c [2020-07-17 14:15:52,366 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 14:15:52,369 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 14:15:52,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 14:15:52,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 14:15:52,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 14:15:52,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 02:15:52" (1/1) ... [2020-07-17 14:15:52,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@650f1b7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:15:52, skipping insertion in model container [2020-07-17 14:15:52,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 02:15:52" (1/1) ... [2020-07-17 14:15:52,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 14:15:52,447 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 14:15:52,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 14:15:52,914 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 14:15:53,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 14:15:53,181 INFO L208 MainTranslator]: Completed translation [2020-07-17 14:15:53,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:15:53 WrapperNode [2020-07-17 14:15:53,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 14:15:53,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 14:15:53,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 14:15:53,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 14:15:53,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:15:53" (1/1) ... [2020-07-17 14:15:53,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:15:53" (1/1) ... [2020-07-17 14:15:53,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:15:53" (1/1) ... [2020-07-17 14:15:53,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:15:53" (1/1) ... [2020-07-17 14:15:53,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:15:53" (1/1) ... [2020-07-17 14:15:53,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:15:53" (1/1) ... [2020-07-17 14:15:53,275 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:15:53" (1/1) ... [2020-07-17 14:15:53,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 14:15:53,282 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 14:15:53,282 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 14:15:53,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 14:15:53,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:15:53" (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 [2020-07-17 14:15:53,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 14:15:53,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 14:15:53,370 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-17 14:15:53,370 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 14:15:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-17 14:15:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 14:15:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 14:15:53,371 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-17 14:15:53,371 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 14:15:53,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 14:15:53,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 14:15:54,647 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 14:15:54,647 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-17 14:15:54,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 02:15:54 BoogieIcfgContainer [2020-07-17 14:15:54,658 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 14:15:54,659 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 14:15:54,660 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 14:15:54,663 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 14:15:54,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 02:15:52" (1/3) ... [2020-07-17 14:15:54,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fe1462f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 02:15:54, skipping insertion in model container [2020-07-17 14:15:54,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:15:53" (2/3) ... [2020-07-17 14:15:54,665 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fe1462f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 02:15:54, skipping insertion in model container [2020-07-17 14:15:54,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 02:15:54" (3/3) ... [2020-07-17 14:15:54,667 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label51.c [2020-07-17 14:15:54,678 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-17 14:15:54,686 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 14:15:54,701 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 14:15:54,723 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 14:15:54,723 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 14:15:54,724 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-17 14:15:54,724 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 14:15:54,724 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 14:15:54,724 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 14:15:54,725 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 14:15:54,725 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 14:15:54,752 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states. [2020-07-17 14:15:54,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-07-17 14:15:54,795 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 14:15:54,798 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 14:15:54,799 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 14:15:54,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 14:15:54,807 INFO L82 PathProgramCache]: Analyzing trace with hash 1376443753, now seen corresponding path program 1 times [2020-07-17 14:15:54,817 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-17 14:15:54,818 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1992453432] [2020-07-17 14:15:54,819 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 14:15:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 14:15:55,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 14:15:55,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 14:15:55,427 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-17 14:15:55,429 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1992453432] [2020-07-17 14:15:55,432 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 14:15:55,432 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 14:15:55,433 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229803433] [2020-07-17 14:15:55,440 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 14:15:55,440 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-17 14:15:55,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 14:15:55,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-17 14:15:55,458 INFO L87 Difference]: Start difference. First operand 527 states. Second operand 5 states. [2020-07-17 14:15:58,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 14:15:58,678 INFO L93 Difference]: Finished difference Result 1630 states and 2234 transitions. [2020-07-17 14:15:58,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-17 14:15:58,680 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 136 [2020-07-17 14:15:58,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 14:15:58,721 INFO L225 Difference]: With dead ends: 1630 [2020-07-17 14:15:58,721 INFO L226 Difference]: Without dead ends: 1017 [2020-07-17 14:15:58,732 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-17 14:15:58,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1017 states. [2020-07-17 14:15:58,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1017 to 806. [2020-07-17 14:15:58,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 806 states. [2020-07-17 14:15:58,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 806 states and 1016 transitions. [2020-07-17 14:15:58,913 INFO L78 Accepts]: Start accepts. Automaton has 806 states and 1016 transitions. Word has length 136 [2020-07-17 14:15:58,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 14:15:58,917 INFO L479 AbstractCegarLoop]: Abstraction has 806 states and 1016 transitions. [2020-07-17 14:15:58,917 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 14:15:58,917 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1016 transitions. [2020-07-17 14:15:58,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-07-17 14:15:58,931 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 14:15:58,932 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 14:15:58,932 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 14:15:58,933 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 14:15:58,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 14:15:58,934 INFO L82 PathProgramCache]: Analyzing trace with hash 685540285, now seen corresponding path program 1 times [2020-07-17 14:15:58,934 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-17 14:15:58,935 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [443223401] [2020-07-17 14:15:58,935 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 14:15:59,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 14:15:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 14:15:59,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 14:15:59,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 14:15:59,216 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-17 14:15:59,217 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [443223401] [2020-07-17 14:15:59,217 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 14:15:59,217 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-17 14:15:59,218 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664048249] [2020-07-17 14:15:59,221 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-17 14:15:59,221 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-17 14:15:59,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-17 14:15:59,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-17 14:15:59,222 INFO L87 Difference]: Start difference. First operand 806 states and 1016 transitions. Second operand 5 states. [2020-07-17 14:16:01,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 14:16:01,085 INFO L93 Difference]: Finished difference Result 2057 states and 2721 transitions. [2020-07-17 14:16:01,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-17 14:16:01,086 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2020-07-17 14:16:01,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 14:16:01,097 INFO L225 Difference]: With dead ends: 2057 [2020-07-17 14:16:01,097 INFO L226 Difference]: Without dead ends: 1273 [2020-07-17 14:16:01,103 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-07-17 14:16:01,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1273 states. [2020-07-17 14:16:01,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1273 to 1261. [2020-07-17 14:16:01,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1261 states. [2020-07-17 14:16:01,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1261 states and 1624 transitions. [2020-07-17 14:16:01,266 INFO L78 Accepts]: Start accepts. Automaton has 1261 states and 1624 transitions. Word has length 154 [2020-07-17 14:16:01,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 14:16:01,267 INFO L479 AbstractCegarLoop]: Abstraction has 1261 states and 1624 transitions. [2020-07-17 14:16:01,267 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-17 14:16:01,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1624 transitions. [2020-07-17 14:16:01,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-07-17 14:16:01,274 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 14:16:01,275 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 14:16:01,275 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 14:16:01,275 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 14:16:01,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 14:16:01,276 INFO L82 PathProgramCache]: Analyzing trace with hash 1901105650, now seen corresponding path program 1 times [2020-07-17 14:16:01,276 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-17 14:16:01,276 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [631794069] [2020-07-17 14:16:01,277 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 14:16:01,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 14:16:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 14:16:01,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 14:16:01,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 14:16:02,506 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-17 14:16:02,848 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2020-07-17 14:16:03,215 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2020-07-17 14:16:03,446 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-17 14:16:03,696 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-17 14:16:03,962 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-17 14:16:04,490 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2020-07-17 14:16:04,801 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2020-07-17 14:16:05,136 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-17 14:16:05,499 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-17 14:16:06,209 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 87 [2020-07-17 14:16:06,876 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 87 [2020-07-17 14:16:07,577 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 88 [2020-07-17 14:16:08,335 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 90 [2020-07-17 14:16:08,804 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-17 14:16:09,596 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2020-07-17 14:16:10,109 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-07-17 14:16:10,615 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-07-17 14:16:11,533 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2020-07-17 14:16:12,385 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 92 [2020-07-17 14:16:13,227 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 93 [2020-07-17 14:16:14,115 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 94 [2020-07-17 14:16:14,694 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-17 14:16:15,638 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 96 [2020-07-17 14:16:16,655 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2020-07-17 14:16:17,664 WARN L193 SmtUtils]: Spent 806.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 98 [2020-07-17 14:16:18,695 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2020-07-17 14:16:19,356 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-07-17 14:16:20,030 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-17 14:16:21,193 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 101 [2020-07-17 14:16:21,921 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-07-17 14:16:23,132 WARN L193 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 102 [2020-07-17 14:16:24,375 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 102 [2020-07-17 14:16:25,612 WARN L193 SmtUtils]: Spent 964.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 103 [2020-07-17 14:16:26,423 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-07-17 14:16:27,206 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-07-17 14:16:28,518 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 110 DAG size of output: 104 [2020-07-17 14:16:30,258 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 105 DAG size of output: 102 [2020-07-17 14:16:31,519 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 103 [2020-07-17 14:16:32,805 WARN L193 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 104 [2020-07-17 14:16:33,613 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-07-17 14:16:34,478 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-07-17 14:16:35,878 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 107 DAG size of output: 107 [2020-07-17 14:16:37,353 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2020-07-17 14:16:38,733 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 109 DAG size of output: 105 [2020-07-17 14:16:40,604 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 106 DAG size of output: 105 [2020-07-17 14:16:41,999 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 106 DAG size of output: 106 [2020-07-17 14:16:43,420 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 111 DAG size of output: 106 [2020-07-17 14:16:44,861 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 107 DAG size of output: 107 [2020-07-17 14:16:46,355 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 108 DAG size of output: 108 [2020-07-17 14:16:47,778 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 109 DAG size of output: 105 [2020-07-17 14:16:49,665 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 106 DAG size of output: 104 [2020-07-17 14:16:50,976 WARN L193 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 101 [2020-07-17 14:16:52,240 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 100 [2020-07-17 14:16:53,513 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 100 [2020-07-17 14:16:54,935 WARN L193 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2020-07-17 14:16:56,265 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 103 [2020-07-17 14:16:58,105 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 104 DAG size of output: 102 [2020-07-17 14:16:59,438 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 103 [2020-07-17 14:17:00,768 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 103 [2020-07-17 14:17:02,092 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 102 [2020-07-17 14:17:03,403 WARN L193 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2020-07-17 14:17:04,754 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 102 [2020-07-17 14:17:06,379 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 107 DAG size of output: 97 [2020-07-17 14:17:07,626 WARN L193 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 98 [2020-07-17 14:17:08,848 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2020-07-17 14:17:10,445 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 99 DAG size of output: 96 [2020-07-17 14:17:11,561 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 93 [2020-07-17 14:17:12,541 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 86 [2020-07-17 14:17:13,320 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2020-07-17 14:17:14,041 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 69 [2020-07-17 14:17:14,781 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2020-07-17 14:17:15,637 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 67 [2020-07-17 14:17:16,245 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-07-17 14:17:17,017 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 71 [2020-07-17 14:17:17,668 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-17 14:17:18,333 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-17 14:17:19,196 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2020-07-17 14:17:20,050 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2020-07-17 14:17:20,919 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 74 [2020-07-17 14:17:21,841 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 75 [2020-07-17 14:17:22,771 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2020-07-17 14:17:23,506 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2020-07-17 14:17:24,273 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-17 14:17:25,057 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-17 14:17:25,867 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-17 14:17:26,961 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 79 [2020-07-17 14:17:27,788 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-17 14:17:28,941 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 81 [2020-07-17 14:17:30,142 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 81 [2020-07-17 14:17:31,320 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 82 [2020-07-17 14:17:32,548 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 83 [2020-07-17 14:17:33,800 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2020-07-17 14:17:35,063 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 84 [2020-07-17 14:17:36,332 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2020-07-17 14:17:37,294 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-17 14:17:38,638 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 86 [2020-07-17 14:17:39,665 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-07-17 14:17:41,094 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 88 [2020-07-17 14:17:41,835 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 39 [2020-07-17 14:17:41,836 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-17 14:17:41,837 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [631794069] [2020-07-17 14:17:41,837 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 14:17:41,837 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [121] imperfect sequences [] total 121 [2020-07-17 14:17:41,837 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413205547] [2020-07-17 14:17:41,838 INFO L459 AbstractCegarLoop]: Interpolant automaton has 122 states [2020-07-17 14:17:41,839 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-17 14:17:41,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 122 interpolants. [2020-07-17 14:17:41,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6148, Invalid=8614, Unknown=0, NotChecked=0, Total=14762 [2020-07-17 14:17:41,850 INFO L87 Difference]: Start difference. First operand 1261 states and 1624 transitions. Second operand 122 states. [2020-07-17 14:17:43,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 14:17:43,673 INFO L93 Difference]: Finished difference Result 2490 states and 3353 transitions. [2020-07-17 14:17:43,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-17 14:17:43,675 INFO L78 Accepts]: Start accepts. Automaton has 122 states. Word has length 180 [2020-07-17 14:17:43,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 14:17:43,693 INFO L225 Difference]: With dead ends: 2490 [2020-07-17 14:17:43,694 INFO L226 Difference]: Without dead ends: 1251 [2020-07-17 14:17:43,710 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1122 ImplicationChecksByTransitivity, 100.3s TimeCoverageRelationStatistics Valid=6161, Invalid=9091, Unknown=0, NotChecked=0, Total=15252 [2020-07-17 14:17:43,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2020-07-17 14:17:43,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 1177. [2020-07-17 14:17:43,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1177 states. [2020-07-17 14:17:43,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 1177 states and 1454 transitions. [2020-07-17 14:17:43,921 INFO L78 Accepts]: Start accepts. Automaton has 1177 states and 1454 transitions. Word has length 180 [2020-07-17 14:17:43,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 14:17:43,921 INFO L479 AbstractCegarLoop]: Abstraction has 1177 states and 1454 transitions. [2020-07-17 14:17:43,921 INFO L480 AbstractCegarLoop]: Interpolant automaton has 122 states. [2020-07-17 14:17:43,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1454 transitions. [2020-07-17 14:17:43,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-07-17 14:17:43,928 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 14:17:43,928 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 14:17:43,928 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 14:17:43,928 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 14:17:43,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 14:17:43,929 INFO L82 PathProgramCache]: Analyzing trace with hash 1414624410, now seen corresponding path program 1 times [2020-07-17 14:17:43,930 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-17 14:17:43,931 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2001863527] [2020-07-17 14:17:43,931 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 14:17:43,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 14:17:44,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 14:17:44,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 14:17:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 14:17:44,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 14:17:45,061 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-17 14:17:45,248 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-07-17 14:17:45,624 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2020-07-17 14:17:46,036 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 77 [2020-07-17 14:17:46,297 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-17 14:17:46,584 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-17 14:17:46,897 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-17 14:17:47,488 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2020-07-17 14:17:47,839 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-07-17 14:17:48,207 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-17 14:17:48,620 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-17 14:17:49,379 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2020-07-17 14:17:50,146 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 88 [2020-07-17 14:17:50,947 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 89 [2020-07-17 14:17:51,816 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2020-07-17 14:17:52,325 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-07-17 14:17:53,216 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2020-07-17 14:17:53,760 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-07-17 14:17:54,355 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-17 14:17:55,399 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2020-07-17 14:17:56,365 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 93 [2020-07-17 14:17:57,344 WARN L193 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 94 [2020-07-17 14:17:58,338 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 95 [2020-07-17 14:17:58,952 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-07-17 14:18:00,034 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 97 [2020-07-17 14:18:01,219 WARN L193 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 99 [2020-07-17 14:18:02,409 WARN L193 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 99 [2020-07-17 14:18:03,605 WARN L193 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 99 [2020-07-17 14:18:04,342 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-07-17 14:18:05,101 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-07-17 14:18:06,417 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 102 DAG size of output: 102 [2020-07-17 14:18:07,240 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-07-17 14:18:08,628 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 104 DAG size of output: 103 [2020-07-17 14:18:10,006 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 104 DAG size of output: 103 [2020-07-17 14:18:11,408 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 104 DAG size of output: 104 [2020-07-17 14:18:12,291 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-07-17 14:18:13,199 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-07-17 14:18:14,690 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 111 DAG size of output: 105 [2020-07-17 14:18:16,672 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2020-07-17 14:18:18,118 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 104 DAG size of output: 104 [2020-07-17 14:18:19,638 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 109 DAG size of output: 105 [2020-07-17 14:18:20,552 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-07-17 14:18:21,519 WARN L193 SmtUtils]: Spent 593.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-07-17 14:18:23,132 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 108 DAG size of output: 108 [2020-07-17 14:18:24,818 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2020-07-17 14:18:26,396 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2020-07-17 14:18:28,559 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 107 DAG size of output: 106 [2020-07-17 14:18:30,179 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 107 DAG size of output: 107 [2020-07-17 14:18:31,792 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 112 DAG size of output: 107 [2020-07-17 14:18:33,450 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 108 DAG size of output: 108 [2020-07-17 14:18:35,128 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 109 DAG size of output: 109 [2020-07-17 14:18:36,740 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 110 DAG size of output: 106 [2020-07-17 14:18:38,911 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 107 DAG size of output: 105 [2020-07-17 14:18:40,410 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 109 DAG size of output: 102 [2020-07-17 14:18:41,870 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 101 [2020-07-17 14:18:43,334 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2020-07-17 14:18:44,854 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 106 DAG size of output: 104 [2020-07-17 14:18:46,381 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 105 DAG size of output: 104 [2020-07-17 14:18:48,358 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2020-07-17 14:18:49,889 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 104 DAG size of output: 104 [2020-07-17 14:18:51,434 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 105 DAG size of output: 104 [2020-07-17 14:18:52,958 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2020-07-17 14:18:54,497 WARN L193 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 102 [2020-07-17 14:18:56,060 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 103 DAG size of output: 103 [2020-07-17 14:18:57,960 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 108 DAG size of output: 98 [2020-07-17 14:18:59,400 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 99 [2020-07-17 14:19:00,824 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 99 [2020-07-17 14:19:02,667 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 100 DAG size of output: 97 [2020-07-17 14:19:03,959 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 94 [2020-07-17 14:19:05,116 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 87 [2020-07-17 14:19:05,996 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 69 [2020-07-17 14:19:06,813 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 70 [2020-07-17 14:19:07,669 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 71 [2020-07-17 14:19:08,667 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 68 [2020-07-17 14:19:09,369 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-07-17 14:19:10,260 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 72 [2020-07-17 14:19:11,016 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-07-17 14:19:11,775 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-07-17 14:19:12,769 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 74 [2020-07-17 14:19:13,760 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 74 [2020-07-17 14:19:14,764 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 75 [2020-07-17 14:19:15,837 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 76 [2020-07-17 14:19:16,926 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2020-07-17 14:19:17,774 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-07-17 14:19:18,669 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-07-17 14:19:19,585 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-07-17 14:19:20,509 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-07-17 14:19:21,765 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2020-07-17 14:19:22,747 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2020-07-17 14:19:24,082 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 82 [2020-07-17 14:19:25,439 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 82 [2020-07-17 14:19:26,806 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 83 [2020-07-17 14:19:28,232 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 84 [2020-07-17 14:19:29,673 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2020-07-17 14:19:31,153 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 85 [2020-07-17 14:19:32,655 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 85 [2020-07-17 14:19:33,790 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-07-17 14:19:35,362 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 87 [2020-07-17 14:19:36,552 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-07-17 14:19:38,225 WARN L193 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 89 [2020-07-17 14:19:39,070 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 39 [2020-07-17 14:19:39,071 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-17 14:19:39,071 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2001863527] [2020-07-17 14:19:39,072 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 14:19:39,072 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [120] imperfect sequences [] total 120 [2020-07-17 14:19:39,072 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178255407] [2020-07-17 14:19:39,073 INFO L459 AbstractCegarLoop]: Interpolant automaton has 121 states [2020-07-17 14:19:39,073 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-17 14:19:39,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 121 interpolants. [2020-07-17 14:19:39,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6144, Invalid=8376, Unknown=0, NotChecked=0, Total=14520 [2020-07-17 14:19:39,079 INFO L87 Difference]: Start difference. First operand 1177 states and 1454 transitions. Second operand 121 states. [2020-07-17 14:19:40,526 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 95 [2020-07-17 14:19:40,902 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 101 [2020-07-17 14:19:41,314 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 59 [2020-07-17 14:19:41,693 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 102 [2020-07-17 14:19:42,142 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 108 [2020-07-17 14:19:42,645 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 109 [2020-07-17 14:19:43,255 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2020-07-17 14:19:43,806 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 112 [2020-07-17 14:19:44,693 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 113 [2020-07-17 14:19:45,612 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 113 [2020-07-17 14:19:46,581 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 116 [2020-07-17 14:19:47,318 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 118 [2020-07-17 14:19:48,111 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 122 [2020-07-17 14:19:48,928 WARN L193 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 123 [2020-07-17 14:19:49,827 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2020-07-17 14:19:50,799 WARN L193 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 125 [2020-07-17 14:19:51,795 WARN L193 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 126 [2020-07-17 14:19:52,868 WARN L193 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 127 [2020-07-17 14:19:53,996 WARN L193 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 128 [2020-07-17 14:19:54,370 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 54 [2020-07-17 14:19:55,506 WARN L193 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 128 [2020-07-17 14:19:55,905 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 66 [2020-07-17 14:19:56,166 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2020-07-17 14:19:57,278 WARN L193 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 131 [2020-07-17 14:19:57,487 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 58 [2020-07-17 14:19:57,894 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-07-17 14:19:59,140 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 140 DAG size of output: 132 [2020-07-17 14:19:59,518 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 49 [2020-07-17 14:20:00,626 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 129 [2020-07-17 14:20:01,939 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 130 [2020-07-17 14:20:03,118 WARN L193 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 131 [2020-07-17 14:20:04,440 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 142 DAG size of output: 132 [2020-07-17 14:20:04,661 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 43 [2020-07-17 14:20:05,848 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 143 DAG size of output: 133 [2020-07-17 14:20:07,116 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 143 DAG size of output: 133 [2020-07-17 14:20:08,416 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 144 DAG size of output: 134 [2020-07-17 14:20:09,794 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 146 DAG size of output: 135 [2020-07-17 14:20:10,297 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 69 [2020-07-17 14:20:11,712 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 147 DAG size of output: 136 [2020-07-17 14:20:13,107 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 147 DAG size of output: 136 [2020-07-17 14:20:14,505 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 147 DAG size of output: 136 [2020-07-17 14:20:15,968 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 149 DAG size of output: 137 [2020-07-17 14:20:17,531 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 150 DAG size of output: 138 [2020-07-17 14:20:18,995 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 149 DAG size of output: 137 [2020-07-17 14:20:20,354 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 147 DAG size of output: 135 [2020-07-17 14:20:21,792 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 148 DAG size of output: 136 [2020-07-17 14:20:23,219 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 149 DAG size of output: 137 [2020-07-17 14:20:24,683 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 151 DAG size of output: 138 [2020-07-17 14:20:26,248 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 153 DAG size of output: 139 [2020-07-17 14:20:27,748 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 150 DAG size of output: 136 [2020-07-17 14:20:29,172 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 150 DAG size of output: 136 [2020-07-17 14:20:29,914 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 73 [2020-07-17 14:20:31,354 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 151 DAG size of output: 137 [2020-07-17 14:20:32,849 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 151 DAG size of output: 137 [2020-07-17 14:20:34,382 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 152 DAG size of output: 138 [2020-07-17 14:20:35,945 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 150 DAG size of output: 139 [2020-07-17 14:20:37,599 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 146 DAG size of output: 138 [2020-07-17 14:20:39,227 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 145 DAG size of output: 137 [2020-07-17 14:20:40,844 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 145 DAG size of output: 137 [2020-07-17 14:20:42,471 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 148 DAG size of output: 140 [2020-07-17 14:20:44,127 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 148 DAG size of output: 140 [2020-07-17 14:20:45,747 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 148 DAG size of output: 139 [2020-07-17 14:20:47,503 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 148 DAG size of output: 139 [2020-07-17 14:20:49,532 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 147 DAG size of output: 136 [2020-07-17 14:20:51,675 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 147 DAG size of output: 135 [2020-07-17 14:20:52,197 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 59 [2020-07-17 14:20:53,866 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 142 DAG size of output: 130 [2020-07-17 14:20:55,779 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 143 DAG size of output: 131 [2020-07-17 14:20:57,546 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 143 DAG size of output: 130 [2020-07-17 14:20:57,915 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 66 [2020-07-17 14:20:59,586 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 138 DAG size of output: 128 [2020-07-17 14:21:01,192 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 131 DAG size of output: 121 [2020-07-17 14:21:02,102 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 102 [2020-07-17 14:21:03,159 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 99 [2020-07-17 14:21:04,157 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 106 [2020-07-17 14:21:04,972 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 107 [2020-07-17 14:21:05,775 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 108 [2020-07-17 14:21:06,657 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 109 [2020-07-17 14:21:07,535 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 109 [2020-07-17 14:21:08,451 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 110 [2020-07-17 14:21:09,387 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 110 [2020-07-17 14:21:10,754 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 111 [2020-07-17 14:21:12,017 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 112 [2020-07-17 14:21:14,160 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 75 [2020-07-17 14:21:14,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 14:21:14,300 INFO L93 Difference]: Finished difference Result 2715 states and 3432 transitions. [2020-07-17 14:21:14,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2020-07-17 14:21:14,302 INFO L78 Accepts]: Start accepts. Automaton has 121 states. Word has length 199 [2020-07-17 14:21:14,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 14:21:14,308 INFO L225 Difference]: With dead ends: 2715 [2020-07-17 14:21:14,308 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 14:21:14,328 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 236 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13637 ImplicationChecksByTransitivity, 200.0s TimeCoverageRelationStatistics Valid=14381, Invalid=42025, Unknown=0, NotChecked=0, Total=56406 [2020-07-17 14:21:14,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 14:21:14,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 14:21:14,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 14:21:14,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 14:21:14,330 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 199 [2020-07-17 14:21:14,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 14:21:14,330 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 14:21:14,330 INFO L480 AbstractCegarLoop]: Interpolant automaton has 121 states. [2020-07-17 14:21:14,330 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 14:21:14,330 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 14:21:14,331 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 14:21:14,333 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 14:21:33,116 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 267 [2020-07-17 14:21:33,334 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 339 [2020-07-17 14:21:33,452 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 265 [2020-07-17 14:21:33,599 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 277 [2020-07-17 14:21:33,991 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 267 [2020-07-17 14:21:34,230 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 339 [2020-07-17 14:21:34,362 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 265 [2020-07-17 14:21:34,512 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 277 [2020-07-17 14:21:40,072 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:21:41,032 WARN L193 SmtUtils]: Spent 956.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 102 [2020-07-17 14:21:41,488 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 80 [2020-07-17 14:21:43,364 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 198 DAG size of output: 123 [2020-07-17 14:21:44,269 WARN L193 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 98 [2020-07-17 14:21:44,467 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:21:44,826 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:21:45,171 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:21:46,179 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 178 DAG size of output: 104 [2020-07-17 14:21:46,520 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:21:47,320 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 93 [2020-07-17 14:21:49,194 WARN L193 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 218 DAG size of output: 131 [2020-07-17 14:21:50,963 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 220 DAG size of output: 126 [2020-07-17 14:21:52,462 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 181 DAG size of output: 104 [2020-07-17 14:21:54,175 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 218 DAG size of output: 124 [2020-07-17 14:21:55,330 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 165 DAG size of output: 101 [2020-07-17 14:21:55,458 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:21:56,818 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 164 DAG size of output: 105 [2020-07-17 14:21:58,529 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 218 DAG size of output: 126 [2020-07-17 14:22:00,206 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 212 DAG size of output: 128 [2020-07-17 14:22:01,219 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 126 DAG size of output: 99 [2020-07-17 14:22:01,548 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 62 [2020-07-17 14:22:01,828 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 68 [2020-07-17 14:22:02,849 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 184 DAG size of output: 107 [2020-07-17 14:22:03,052 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:22:03,394 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:22:04,716 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 178 DAG size of output: 103 [2020-07-17 14:22:04,999 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-07-17 14:22:05,869 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 90 [2020-07-17 14:22:06,498 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 89 [2020-07-17 14:22:06,600 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:06,891 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-07-17 14:22:07,179 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 53 [2020-07-17 14:22:07,491 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 58 [2020-07-17 14:22:07,830 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 56 [2020-07-17 14:22:07,947 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:08,487 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 80 [2020-07-17 14:22:08,967 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 59 [2020-07-17 14:22:10,617 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 174 DAG size of output: 110 [2020-07-17 14:22:10,732 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:12,678 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 220 DAG size of output: 124 [2020-07-17 14:22:12,788 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:13,216 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 85 [2020-07-17 14:22:13,412 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 41 [2020-07-17 14:22:13,534 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:13,790 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 49 [2020-07-17 14:22:14,143 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 53 [2020-07-17 14:22:14,419 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 51 [2020-07-17 14:22:14,536 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:15,358 WARN L193 SmtUtils]: Spent 819.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 88 [2020-07-17 14:22:16,592 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 168 DAG size of output: 96 [2020-07-17 14:22:17,893 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 198 DAG size of output: 110 [2020-07-17 14:22:18,018 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:18,339 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-07-17 14:22:18,667 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 53 [2020-07-17 14:22:20,227 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 205 DAG size of output: 116 [2020-07-17 14:22:21,835 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 202 DAG size of output: 118 [2020-07-17 14:22:22,153 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-07-17 14:22:22,522 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 67 [2020-07-17 14:22:22,861 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 55 [2020-07-17 14:22:23,001 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:23,329 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2020-07-17 14:22:23,452 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:23,758 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-07-17 14:22:24,762 WARN L193 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 100 [2020-07-17 14:22:25,088 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 52 [2020-07-17 14:22:25,219 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:25,604 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:22:26,580 WARN L193 SmtUtils]: Spent 972.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 99 [2020-07-17 14:22:27,194 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 87 [2020-07-17 14:22:27,779 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 83 [2020-07-17 14:22:29,252 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 178 DAG size of output: 103 [2020-07-17 14:22:29,632 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:22:29,862 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:22:29,992 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:31,172 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 178 DAG size of output: 104 [2020-07-17 14:22:32,418 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 184 DAG size of output: 110 [2020-07-17 14:22:32,836 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 76 [2020-07-17 14:22:35,208 WARN L193 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 223 DAG size of output: 133 [2020-07-17 14:22:35,330 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:36,630 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 196 DAG size of output: 109 [2020-07-17 14:22:36,751 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:38,318 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 183 DAG size of output: 103 [2020-07-17 14:22:38,439 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:40,058 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 180 DAG size of output: 104 [2020-07-17 14:22:40,177 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:40,293 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:40,411 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:40,806 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 82 [2020-07-17 14:22:42,895 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 217 DAG size of output: 126 [2020-07-17 14:22:43,791 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 88 [2020-07-17 14:22:44,060 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 55 [2020-07-17 14:22:46,429 WARN L193 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 219 DAG size of output: 135 [2020-07-17 14:22:46,691 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 55 [2020-07-17 14:22:47,022 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 50 [2020-07-17 14:22:48,837 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 180 DAG size of output: 107 [2020-07-17 14:22:51,121 WARN L193 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 224 DAG size of output: 133 [2020-07-17 14:22:52,435 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 196 DAG size of output: 109 [2020-07-17 14:22:52,873 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:22:53,004 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:53,558 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 80 [2020-07-17 14:22:53,941 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-07-17 14:22:54,191 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:22:55,062 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 92 [2020-07-17 14:22:56,041 WARN L193 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 95 [2020-07-17 14:22:57,256 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 178 DAG size of output: 105 [2020-07-17 14:22:57,684 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:22:57,824 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:57,953 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:58,086 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:22:58,378 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 55 [2020-07-17 14:22:58,736 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2020-07-17 14:22:59,907 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 171 DAG size of output: 102 [2020-07-17 14:23:00,043 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:23:00,564 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 85 [2020-07-17 14:23:00,835 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 49 [2020-07-17 14:23:00,974 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:23:01,466 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 60 [2020-07-17 14:23:03,417 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 214 DAG size of output: 121 [2020-07-17 14:23:04,344 WARN L193 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 93 [2020-07-17 14:23:06,791 WARN L193 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 222 DAG size of output: 132 [2020-07-17 14:23:06,918 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:23:08,742 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 195 DAG size of output: 111 [2020-07-17 14:23:08,886 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:23:09,150 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:23:09,603 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:23:11,154 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 178 DAG size of output: 98 [2020-07-17 14:23:11,617 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:23:12,767 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 178 DAG size of output: 100 [2020-07-17 14:23:13,197 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 52 [2020-07-17 14:23:15,203 WARN L193 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 215 DAG size of output: 120 [2020-07-17 14:23:15,576 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 56 [2020-07-17 14:23:15,964 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-07-17 14:23:18,504 WARN L193 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 222 DAG size of output: 129 [2020-07-17 14:23:21,033 WARN L193 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 222 DAG size of output: 131 [2020-07-17 14:23:22,093 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 188 DAG size of output: 96 [2020-07-17 14:23:22,678 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 95 [2020-07-17 14:23:22,816 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:23:22,956 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:23:25,024 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 216 DAG size of output: 116 [2020-07-17 14:23:25,522 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2020-07-17 14:23:25,662 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:23:26,083 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 62 [2020-07-17 14:23:26,679 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 86 [2020-07-17 14:23:27,313 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 86 [2020-07-17 14:23:27,726 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 57 [2020-07-17 14:23:28,252 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 70 [2020-07-17 14:23:29,011 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 83 [2020-07-17 14:23:30,278 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 193 DAG size of output: 99 [2020-07-17 14:23:30,664 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-07-17 14:23:32,107 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 187 DAG size of output: 111 [2020-07-17 14:23:33,728 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 169 DAG size of output: 97 [2020-07-17 14:23:34,714 WARN L193 SmtUtils]: Spent 982.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 90 [2020-07-17 14:23:35,276 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 83 [2020-07-17 14:23:36,790 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 202 DAG size of output: 105 [2020-07-17 14:23:37,065 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:23:38,195 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 178 DAG size of output: 98 [2020-07-17 14:23:39,262 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 178 DAG size of output: 93 [2020-07-17 14:23:39,745 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:23:40,047 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:23:40,649 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 73 [2020-07-17 14:23:42,670 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2020-07-17 14:23:42,809 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:23:42,954 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:23:43,577 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 80 [2020-07-17 14:23:45,298 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2020-07-17 14:23:45,441 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:23:46,069 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 90 [2020-07-17 14:23:47,096 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 176 DAG size of output: 91 [2020-07-17 14:23:48,472 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 180 DAG size of output: 113 [2020-07-17 14:23:48,768 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:23:49,048 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:23:49,327 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:23:50,466 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 178 DAG size of output: 98 [2020-07-17 14:23:50,968 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:23:51,456 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:23:52,675 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 178 DAG size of output: 98 [2020-07-17 14:23:52,973 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:23:54,199 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 178 DAG size of output: 100 [2020-07-17 14:23:55,484 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 178 DAG size of output: 98 [2020-07-17 14:23:55,993 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:23:56,410 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 52 [2020-07-17 14:23:56,559 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:23:57,005 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 57 [2020-07-17 14:23:57,392 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-07-17 14:23:57,540 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:23:57,698 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:23:58,225 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 67 [2020-07-17 14:23:58,652 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2020-07-17 14:23:59,292 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 80 [2020-07-17 14:23:59,867 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 65 [2020-07-17 14:24:01,854 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 215 DAG size of output: 117 [2020-07-17 14:24:03,768 WARN L193 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 212 DAG size of output: 116 [2020-07-17 14:24:05,462 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 177 DAG size of output: 97 [2020-07-17 14:24:05,967 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:24:06,153 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:24:06,717 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 72 [2020-07-17 14:24:07,167 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 53 [2020-07-17 14:24:08,826 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 167 DAG size of output: 100 [2020-07-17 14:24:09,442 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 78 [2020-07-17 14:24:09,586 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:24:11,800 WARN L193 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 221 DAG size of output: 115 [2020-07-17 14:24:12,233 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 75 [2020-07-17 14:24:14,132 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 210 DAG size of output: 111 [2020-07-17 14:24:15,054 WARN L193 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 100 [2020-07-17 14:24:16,529 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 194 DAG size of output: 102 [2020-07-17 14:24:18,947 WARN L193 SmtUtils]: Spent 2.41 s on a formula simplification. DAG size of input: 224 DAG size of output: 122 [2020-07-17 14:24:20,532 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 162 DAG size of output: 95 [2020-07-17 14:24:20,993 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 52 [2020-07-17 14:24:21,148 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:24:21,893 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 88 [2020-07-17 14:24:23,292 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 183 DAG size of output: 104 [2020-07-17 14:24:23,965 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 78 [2020-07-17 14:24:24,754 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 89 [2020-07-17 14:24:25,172 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-07-17 14:24:26,257 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 156 DAG size of output: 83 [2020-07-17 14:24:26,652 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 58 [2020-07-17 14:24:27,387 WARN L193 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 83 [2020-07-17 14:24:28,881 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 191 DAG size of output: 104 [2020-07-17 14:24:29,469 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 82 [2020-07-17 14:24:31,491 WARN L193 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 209 DAG size of output: 112 [2020-07-17 14:24:33,307 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 208 DAG size of output: 110 [2020-07-17 14:24:33,960 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 78 [2020-07-17 14:24:34,927 WARN L193 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 79 [2020-07-17 14:24:35,370 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 52 [2020-07-17 14:24:36,721 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 182 DAG size of output: 102 [2020-07-17 14:24:38,045 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 183 DAG size of output: 103 [2020-07-17 14:24:39,976 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 184 DAG size of output: 109 [2020-07-17 14:24:40,146 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:24:40,783 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 61 [2020-07-17 14:24:41,318 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 82 [2020-07-17 14:24:44,069 WARN L193 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 223 DAG size of output: 126 [2020-07-17 14:24:44,230 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:24:44,778 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 76 [2020-07-17 14:24:45,665 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 86 [2020-07-17 14:24:46,141 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 54 [2020-07-17 14:24:47,384 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 177 DAG size of output: 92 [2020-07-17 14:24:47,744 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:24:48,081 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:24:48,402 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:24:49,633 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 178 DAG size of output: 93 [2020-07-17 14:24:50,189 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:24:52,165 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 178 DAG size of output: 103 [2020-07-17 14:24:53,375 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 178 DAG size of output: 93 [2020-07-17 14:24:53,958 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:24:57,026 WARN L193 SmtUtils]: Spent 3.06 s on a formula simplification. DAG size of input: 215 DAG size of output: 134 [2020-07-17 14:24:59,466 WARN L193 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 215 DAG size of output: 125 [2020-07-17 14:24:59,640 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:24:59,813 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:24:59,987 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:25:00,187 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:25:00,614 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 52 [2020-07-17 14:25:03,208 WARN L193 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 219 DAG size of output: 124 [2020-07-17 14:25:04,694 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 171 DAG size of output: 114 [2020-07-17 14:25:05,267 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 55 [2020-07-17 14:25:05,760 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-07-17 14:25:06,497 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 71 [2020-07-17 14:25:07,666 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 172 DAG size of output: 94 [2020-07-17 14:25:08,330 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 80 [2020-07-17 14:25:11,198 WARN L193 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 178 DAG size of output: 118 [2020-07-17 14:25:11,717 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-07-17 14:25:12,193 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2020-07-17 14:25:13,310 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 152 DAG size of output: 77 [2020-07-17 14:25:13,782 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 52 [2020-07-17 14:25:14,002 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:25:14,347 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2020-07-17 14:25:17,381 WARN L193 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 220 DAG size of output: 131 [2020-07-17 14:25:17,575 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:25:20,323 WARN L193 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 216 DAG size of output: 129 [2020-07-17 14:25:23,171 WARN L193 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 219 DAG size of output: 130 [2020-07-17 14:25:23,663 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 56 [2020-07-17 14:25:23,812 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:25:24,445 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 65 [2020-07-17 14:25:25,174 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 80 [2020-07-17 14:25:26,419 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 139 DAG size of output: 90 [2020-07-17 14:25:29,660 WARN L193 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2020-07-17 14:25:30,089 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 50 [2020-07-17 14:25:30,264 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:25:30,706 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2020-07-17 14:25:32,331 WARN L193 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 200 DAG size of output: 104 [2020-07-17 14:25:33,239 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 89 [2020-07-17 14:25:34,038 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 86 [2020-07-17 14:25:36,311 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 205 DAG size of output: 114 [2020-07-17 14:25:36,498 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:25:36,907 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2020-07-17 14:25:38,453 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 156 DAG size of output: 102 [2020-07-17 14:25:41,024 WARN L193 SmtUtils]: Spent 2.57 s on a formula simplification. DAG size of input: 217 DAG size of output: 121 [2020-07-17 14:25:43,940 WARN L193 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 210 DAG size of output: 131 [2020-07-17 14:25:46,419 WARN L193 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 208 DAG size of output: 123 [2020-07-17 14:25:46,606 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:25:47,148 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2020-07-17 14:25:50,480 WARN L193 SmtUtils]: Spent 3.32 s on a formula simplification. DAG size of input: 223 DAG size of output: 133 [2020-07-17 14:25:51,162 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 85 [2020-07-17 14:25:54,038 WARN L193 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 220 DAG size of output: 125 [2020-07-17 14:25:54,211 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:25:54,382 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:25:57,067 WARN L193 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 222 DAG size of output: 120 [2020-07-17 14:25:59,675 WARN L193 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 180 DAG size of output: 112 [2020-07-17 14:25:59,853 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:26:00,034 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:26:00,219 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:26:04,051 WARN L193 SmtUtils]: Spent 3.83 s on a formula simplification. DAG size of input: 216 DAG size of output: 125 [2020-07-17 14:26:04,239 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:26:06,852 WARN L193 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 219 DAG size of output: 120 [2020-07-17 14:26:07,059 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:26:09,639 WARN L193 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 219 DAG size of output: 120 [2020-07-17 14:26:12,135 WARN L193 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 180 DAG size of output: 107 [2020-07-17 14:26:12,634 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 58 [2020-07-17 14:26:13,373 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 76 [2020-07-17 14:26:14,038 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 78 [2020-07-17 14:26:14,509 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-07-17 14:26:15,033 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 52 [2020-07-17 14:26:16,576 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 153 DAG size of output: 101 [2020-07-17 14:26:16,745 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:26:17,828 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 148 DAG size of output: 84 [2020-07-17 14:26:20,202 WARN L193 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 175 DAG size of output: 100 [2020-07-17 14:26:22,983 WARN L193 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 175 DAG size of output: 111 [2020-07-17 14:26:23,384 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 63 [2020-07-17 14:26:24,104 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 64 [2020-07-17 14:26:25,718 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 187 DAG size of output: 98 [2020-07-17 14:26:26,706 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 97 [2020-07-17 14:26:28,160 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 183 DAG size of output: 94 [2020-07-17 14:26:28,789 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 82 [2020-07-17 14:26:29,171 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:26:29,551 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:26:31,854 WARN L193 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 164 DAG size of output: 109 [2020-07-17 14:26:32,615 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 80 [2020-07-17 14:26:32,786 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:26:33,595 WARN L193 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 73 [2020-07-17 14:26:34,235 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:26:34,650 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:26:36,070 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 176 DAG size of output: 96 [2020-07-17 14:26:36,388 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:26:38,052 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 178 DAG size of output: 98 [2020-07-17 14:26:39,981 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 178 DAG size of output: 105 [2020-07-17 14:26:41,461 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 178 DAG size of output: 93 [2020-07-17 14:26:41,874 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:26:43,568 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 178 DAG size of output: 98 [2020-07-17 14:26:44,225 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:26:44,627 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:26:46,810 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 165 DAG size of output: 101 [2020-07-17 14:26:47,665 WARN L193 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 80 [2020-07-17 14:26:51,385 WARN L193 SmtUtils]: Spent 3.72 s on a formula simplification. DAG size of input: 225 DAG size of output: 138 [2020-07-17 14:26:51,591 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:26:52,617 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 170 DAG size of output: 88 [2020-07-17 14:26:54,711 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 203 DAG size of output: 112 [2020-07-17 14:26:57,441 WARN L193 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 188 DAG size of output: 109 [2020-07-17 14:26:58,057 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:26:58,428 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:26:59,698 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 177 DAG size of output: 92 [2020-07-17 14:27:00,391 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:27:02,300 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 178 DAG size of output: 104 [2020-07-17 14:27:04,030 WARN L193 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 178 DAG size of output: 100 [2020-07-17 14:27:08,021 WARN L193 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 895 DAG size of output: 74 [2020-07-17 14:27:12,172 WARN L193 SmtUtils]: Spent 4.12 s on a formula simplification. DAG size of input: 895 DAG size of output: 74 [2020-07-17 14:27:12,591 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2020-07-17 14:27:13,408 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 83 [2020-07-17 14:27:16,580 WARN L193 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 217 DAG size of output: 119 [2020-07-17 14:27:18,855 WARN L193 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 183 DAG size of output: 94 [2020-07-17 14:27:19,054 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:27:19,251 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:27:21,612 WARN L193 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 192 DAG size of output: 106 [2020-07-17 14:27:22,424 WARN L193 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 69 [2020-07-17 14:27:22,646 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:27:22,836 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:27:25,189 WARN L193 SmtUtils]: Spent 2.35 s on a formula simplification. DAG size of input: 189 DAG size of output: 101 [2020-07-17 14:27:27,861 WARN L193 SmtUtils]: Spent 2.67 s on a formula simplification. DAG size of input: 196 DAG size of output: 105 [2020-07-17 14:27:29,643 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 191 DAG size of output: 101 [2020-07-17 14:27:30,163 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2020-07-17 14:27:33,138 WARN L193 SmtUtils]: Spent 2.97 s on a formula simplification. DAG size of input: 196 DAG size of output: 112 [2020-07-17 14:27:34,174 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 160 DAG size of output: 79 [2020-07-17 14:27:34,879 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 54 [2020-07-17 14:27:35,361 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2020-07-17 14:27:35,987 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-07-17 14:27:36,560 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2020-07-17 14:27:36,792 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:27:39,762 WARN L193 SmtUtils]: Spent 2.97 s on a formula simplification. DAG size of input: 204 DAG size of output: 120 [2020-07-17 14:27:40,770 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 106 DAG size of output: 81 [2020-07-17 14:27:41,398 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2020-07-17 14:27:41,976 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 52 [2020-07-17 14:27:45,031 WARN L193 SmtUtils]: Spent 3.05 s on a formula simplification. DAG size of input: 205 DAG size of output: 116 [2020-07-17 14:27:46,049 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 109 DAG size of output: 81 [2020-07-17 14:27:48,025 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 178 DAG size of output: 104 [2020-07-17 14:27:48,461 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:27:48,929 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:27:49,710 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:27:51,843 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 178 DAG size of output: 105 [2020-07-17 14:27:52,490 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:27:53,806 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 144 DAG size of output: 86 [2020-07-17 14:27:54,023 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:27:54,251 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:27:54,953 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 56 [2020-07-17 14:27:56,563 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 172 DAG size of output: 83 [2020-07-17 14:27:56,764 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:27:58,704 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 188 DAG size of output: 101 [2020-07-17 14:27:59,629 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 76 [2020-07-17 14:27:59,853 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:28:00,478 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-07-17 14:28:01,133 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-07-17 14:28:01,779 WARN L193 SmtUtils]: Spent 643.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2020-07-17 14:28:02,425 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 58 [2020-07-17 14:28:03,090 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 61 [2020-07-17 14:28:03,324 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:28:04,182 WARN L193 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 84 [2020-07-17 14:28:05,700 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 169 DAG size of output: 91 [2020-07-17 14:28:06,341 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 52 [2020-07-17 14:28:06,561 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:28:09,635 WARN L193 SmtUtils]: Spent 3.07 s on a formula simplification. DAG size of input: 203 DAG size of output: 118 [2020-07-17 14:28:10,631 WARN L193 SmtUtils]: Spent 993.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 86 [2020-07-17 14:28:14,433 WARN L193 SmtUtils]: Spent 3.77 s on a formula simplification. DAG size of input: 218 DAG size of output: 129 [2020-07-17 14:28:15,290 WARN L193 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 84 [2020-07-17 14:28:15,488 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:28:15,683 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:28:16,396 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 64 [2020-07-17 14:28:16,647 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:28:19,334 WARN L193 SmtUtils]: Spent 2.68 s on a formula simplification. DAG size of input: 162 DAG size of output: 103 [2020-07-17 14:28:23,557 WARN L193 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 219 DAG size of output: 137 [2020-07-17 14:28:23,974 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:28:26,588 WARN L193 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 201 DAG size of output: 116 [2020-07-17 14:28:27,471 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 80 [2020-07-17 14:28:27,708 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:28:28,196 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:28:30,294 WARN L193 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 178 DAG size of output: 100 [2020-07-17 14:28:32,395 WARN L193 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 176 DAG size of output: 102 [2020-07-17 14:28:33,011 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 55 [2020-07-17 14:28:33,252 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:28:36,267 WARN L193 SmtUtils]: Spent 3.01 s on a formula simplification. DAG size of input: 203 DAG size of output: 115 [2020-07-17 14:28:36,534 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:28:36,795 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:28:37,019 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:28:37,551 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 52 [2020-07-17 14:28:41,182 WARN L193 SmtUtils]: Spent 3.63 s on a formula simplification. DAG size of input: 215 DAG size of output: 125 [2020-07-17 14:28:41,735 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 61 [2020-07-17 14:28:42,420 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-07-17 14:28:44,946 WARN L193 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 222 DAG size of output: 125 [2020-07-17 14:28:45,349 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-07-17 14:28:47,275 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 186 DAG size of output: 110 [2020-07-17 14:28:47,801 WARN L193 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 66 [2020-07-17 14:28:47,947 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:28:48,088 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:28:48,472 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 52 [2020-07-17 14:28:49,026 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 65 [2020-07-17 14:28:49,783 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 80 [2020-07-17 14:28:50,218 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 56 [2020-07-17 14:28:50,378 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:28:51,975 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 189 DAG size of output: 111 [2020-07-17 14:28:53,120 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 166 DAG size of output: 88 [2020-07-17 14:28:54,561 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 191 DAG size of output: 109 [2020-07-17 14:28:54,710 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:28:55,311 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 70 [2020-07-17 14:28:55,806 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:28:55,966 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:28:56,858 WARN L193 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 90 [2020-07-17 14:28:57,662 WARN L193 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 100 [2020-07-17 14:28:58,877 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 178 DAG size of output: 90 [2020-07-17 14:28:59,402 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 64 [2020-07-17 14:28:59,530 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:28:59,667 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:29:01,882 WARN L193 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 214 DAG size of output: 130 [2020-07-17 14:29:02,003 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:29:02,292 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 55 [2020-07-17 14:29:03,626 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 183 DAG size of output: 115 [2020-07-17 14:29:03,748 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:29:04,804 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 157 DAG size of output: 97 [2020-07-17 14:29:04,925 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:29:05,279 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 75 [2020-07-17 14:29:05,394 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2020-07-17 14:29:05,930 WARN L193 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 80 [2020-07-17 14:29:06,301 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 81 [2020-07-17 14:29:06,742 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:29:07,809 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 178 DAG size of output: 100 [2020-07-17 14:29:09,169 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 177 DAG size of output: 97 [2020-07-17 14:29:10,323 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 178 DAG size of output: 105 [2020-07-17 14:29:10,576 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:29:10,821 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:29:11,224 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:29:12,386 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 178 DAG size of output: 104 [2020-07-17 14:29:12,787 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:29:13,041 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 59 [2020-07-17 14:29:13,838 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 90 [2020-07-17 14:29:14,234 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 56 [2020-07-17 14:29:15,493 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 178 DAG size of output: 104